Tropical Cyclones [Index]

Tropical Cyclone JACOB [Australian Region][South Indian Ocean][South Pacific Ocean][Southern Hemisphere][Summaries and Track Data]

HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1925UTC 6 MARCH 2007
 
GALE WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1900 UTC Tropical Low located within 30 nautical miles of
 latitude thirteen decimal two south [13.2S]
 longitude one hundred and eight decimal nine east [108.9E]
Recent movement : west northwest at 9 knots
Maximum winds   : 30 knots reaching 40 knots in the northwestern semi-circle
Central pressure: 994 hPa.


AREA AFFECTED
Within 80 nautical miles in the northwestern semi-circle.


FORECAST
Winds clockwise around low 25/33 knots reaching 30/40 knots in the northwestern
semicircle. Rough to very rough seas, moderate swell.

At 0700 UTC 07 March: Within 50 nautical miles of 13.0 south 106.7 east
                        Central pressure 994 hPa.
                        Winds to 30 knots reaching 40 knots in the northwestern
semi-circle.
At 1900 UTC 07 March: Within 70 nautical miles of 13.0 south 104.4 east
                        Central pressure 994 hPa.
                        Winds to 30 knots reaching 40 knots in the northwestern
semi-circle.

Next warning issued by 0200 UTC 07 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0100UTC 7 MARCH 2007
 
GALE WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Jacob located within 40 nautical miles of
 latitude twelve decimal eight south [12.8S]
 longitude one hundred and eight decimal three east [108.3E]
Recent movement : west northwest at 7 knots
Maximum winds   : 45 knots reaching 40 knots in western quadrants
Central pressure: 988 hPa.


AREA AFFECTED
Within 40 nautical miles of centre extending to 80 nautical miles in western
quadrants.


FORECAST
Winds clockwise around low 30/45 knots in western quadrants. Very rough seas,
moderate swell.

At 1200 UTC 07 March: Within 40 nautical miles of 12.3 south 107.2 east
                        Central pressure 988 hPa.
                        Winds to 45 knots.
At 0000 UTC 08 March: Within 50 nautical miles of 11.8 south 106.2 east
                        Central pressure 988 hPa.
                        Winds to 45 knots.

Next warning issued by 0700 UTC 07 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0755UTC 7 MARCH 2007
 
STORM WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Jacob [corrected] located within 30 nautical miles
of
 latitude twelve decimal five south [12.5S]
 longitude one hundred and seven decimal five east [107.5E]
Recent movement : west northwest at 7 knots
Maximum winds   : 50 knots
Central pressure: 976 hPa.

AREA AFFECTED
Within 80 nautical miles of centre : 
winds above 34 knots with rough seas and moderate swell.

Within 30 nautical miles of centre : 
winds above 48 knots with very rough  seas and moderate to heavy swell.

FORECAST
Sustained winds to 50 knots near the centre.

Within 30 nautical miles of centre : 
winds above 48 knots with very rough  seas and moderate to heavy swell.

Within 80 nautical miles of centre:
winds above 34 knots with rough seas and moderate swell.

At 1800 UTC 07 March: Within 40 nautical miles of 12.1 south 106.5 east
                        Central pressure 975 hPa.
                        Winds to 50 knots.
At 0600 UTC 08 March: Within 50 nautical miles of 11.3 south 106.1 east
                        Central pressure 975 hPa.
                        Winds to 50 knots.

Next warning issued by 1400 UTC 07 March 2007.


WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1437UTC 7 MARCH 2007
 
STORM WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1300 UTC Tropical Cyclone Jacob located within 25 nautical miles of
 latitude twelve decimal nine south [12.9S]
 longitude one hundred and seven decimal three east [107.3E]
Recent movement : southwest at 4 knots
Maximum winds   : 50 knots
Central pressure: 976 hPa.

AREA AFFECTED
Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant.


FORECAST
Sustained winds to 50 knots near the centre.

Within 20 nautical miles of centre : 
winds above 48 knots with very rough  seas and moderate to heavy swell.

Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant:
winds above 34 knots with rough seas and moderate swell.

At 0100 UTC 08 March: Within 40 nautical miles of 13.0 south 107.1 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.
At 1300 UTC 08 March: Within 60 nautical miles of 13.0 south 106.9 east
                        Central pressure 980 hPa.
                        Winds to 45 knots.

Next warning issued by 1900 UTC 07 March 2007.


WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 2023UTC 7 MARCH 2007
 
STORM WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1900 UTC Tropical Cyclone Jacob located within 20 nautical miles of
 latitude twelve decimal nine south [12.9S]
 longitude one hundred and six decimal two east [106.2E]
Recent movement : west at 10 knots
Maximum winds   : 60 knots
Central pressure: 964 hPa.

AREA AFFECTED
Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant.


FORECAST
Sustained winds to 60 knots near the centre.

Within 25 nautical miles of centre : 
winds above 48 knots with very rough  seas and moderate to heavy swell.

Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant:
winds above 34 knots with rough seas and moderate swell.

At 0700 UTC 08 March: Within 60 nautical miles of 13.0 south 105.8 east
                        Central pressure 960 hPa.
                        Winds to 65 knots.
At 1900 UTC 08 March: Within 120 nautical miles of 13.2 south 106.7 east
                        Central pressure 955 hPa.
                        Winds to 70 knots.

Next warning issued by 0200 UTC 08 March 2007.


WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0200UTC 8 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0100 UTC Severe Tropical Cyclone Jacob located within 20 nautical miles of
 latitude thirteen decimal zero south [13.0S]
 longitude one hundred and five decimal six east [105.6E]
Recent movement : west southwest at 3 knots
Maximum winds   : 70 knots
Central pressure: 964 hPa.

AREA AFFECTED
Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant.


FORECAST
Sustained winds to 70 knots near the centre.

Within 35 nautical miles of centre : 
winds above 48 knots with very rough seas and moderate to heavy swell.

Within 80 nautical miles of centre extending to 120 nautical miles in the
northwestern quadrant:
winds above 34 knots with rough seas and moderate swell.

At 1300 UTC 08 March: Within 70 nautical miles of 13.3 south 105.9 east
                        Central pressure 968 hPa.
                        Winds to 65 knots.
At 0100 UTC 09 March: Within 110 nautical miles of 14.1 south 107.7 east
                        Central pressure 972 hPa.
                        Winds to 60 knots.

Next warning issued by 0800 UTC 08 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0454UTC 8 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0400 UTC Tropical Cyclone Jacob located within 20 nautical miles of
 latitude twelve decimal six south [12.6S]
 longitude one hundred and five decimal eight east [105.8E]
Recent movement : slow moving
Maximum winds   : 60 knots
Central pressure: 972 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre extending to 115 nautical miles in the
northwestern quadrant.


FORECAST
Sustained winds to 60 knots near the centre.

Within 35 nautical miles of centre : 
winds above 48 knots with very rough seas and moderate to heavy swell.

Within 100 nautical miles of centre extending to 115 nautical miles in the
northwestern quadrant:
winds above 34 knots with rough seas and moderate swell.

At 1600 UTC 08 March: Within 70 nautical miles of 12.9 south 106.6 east
                        Central pressure 972 hPa.
                        Winds to 60 knots.
At 0400 UTC 09 March: Within 110 nautical miles of 13.7 south 108.2 east
                        Central pressure 972 hPa.
                        Winds to 60 knots.

Next warning issued by 0800 UTC 08 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0724UTC 8 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0700 UTC Tropical Cyclone Jacob located within 20 nautical miles of
 latitude twelve decimal seven south [12.7S]
 longitude one hundred and five decimal eight east [105.8E]
Recent movement : slow moving
Maximum winds   : 60 knots
Central pressure: 968 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre extending to 115 nautical miles in the
northwestern quadrant.


FORECAST
Sustained winds to 60 knots near the centre.

Within 35 nautical miles of centre : 
winds above 48 knots with very rough seas and moderate to heavy swell.

Within 100 nautical miles of centre extending to 115 nautical miles in the
northwestern quadrant:
winds above 34 knots with rough seas and moderate swell.

At 1900 UTC 08 March: Within 60 nautical miles of 13.4 south 106.4 east
                        Central pressure 968 hPa.
                        Winds to 60 knots.
At 0700 UTC 09 March: Within 95 nautical miles of 14.4 south 107.8 east
                        Central pressure 970 hPa.
                        Winds to 55 knots.

Next warning issued by 1400 UTC 08 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1408UTC 8 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1300 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude twelve decimal nine south [12.9S]
 longitude one hundred and six decimal four east [106.4E]
Recent movement : east southeast at 6 knots
Maximum winds   : 55 knots
Central pressure: 968 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre.


FORECAST
Sustained winds to 55 knots near the centre.

Within 35 nautical miles of centre : 
winds above 48 knots with very rough seas and moderate to heavy swell.

Within 100 nautical miles of the centre:
winds above 34 knots with rough seas and moderate swell.

At 0100 UTC 09 March: Within 40 nautical miles of 13.4 south 107.1 east
                        Central pressure 968 hPa.
                        Winds to 55 knots.
At 1300 UTC 09 March: Within 60 nautical miles of 14.3 south 108.6 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.

Next warning issued by 1900 UTC 08 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1914UTC 8 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude thirteen decimal three south [13.3S]
 longitude one hundred and six decimal five east [106.5E]
Recent movement : southeast at 4 knots
Maximum winds   : 50 knots
Central pressure: 968 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre extending to within 150 nautical miles
in western quadrants.


FORECAST
Sustained winds to 50 knots near the centre.

Within 35 nautical miles of centre :
winds 45/50 knots with very rough seas and moderate to heavy swell.

Within 100 nautical miles of centre extending to within 150 nautical miles in
western quadrants : 
winds above 34 knots with rough to very rough seas and heavy swell.


At 0600 UTC 09 March: Within 60 nautical miles of 14.2 south 107.5 east
                        Central pressure 968 hPa.
                        Winds to 50 knots.
At 1800 UTC 09 March: Within 60 nautical miles of 15.3 south 109.4 east
                        Central pressure 968 hPa.
                        Winds to 50 knots.

Next warning issued by 0200UTC 09 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0141UTC 9 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0100 UTC Tropical Cyclone Jacob located within 20 nautical miles of
 latitude fourteen decimal zero south [14.0S]
 longitude one hundred and seven decimal nine east [107.9E]
Recent movement : southeast at 7 knots
Maximum winds   : 50 knots
Central pressure: 972 hPa.


AREA AFFECTED
Within 100 nautical miles of the centre extending to within 140 nautical miles
in western quadrants.


FORECAST
Sustained winds to 50 knots near the centre.

Within 35 nautical miles of centre :
winds 45/50 knots with very rough seas and moderate to heavy swell.

Within 100 nautical miles of centre extending to within 140 nautical miles in
western quadrants : 
winds above 34 knots with rough to very rough seas and heavy swell.

At 1300 UTC 09 March: Within 50 nautical miles of 14.8 south 109.4 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.
At 0100 UTC 10 March: Within 80 nautical miles of 15.8 south 110.8 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.

Next warning issued by 0700 UTC 09 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0654UTC 9 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude fourteen decimal five south [14.5S]
 longitude one hundred and eight decimal one east [108.1E]
Recent movement : southeast at 6 knots
Maximum winds   : 60 knots
Central pressure: 968 hPa.

AREA AFFECTED
Within 110 nautical miles of the centre extending to within 140 nautical miles
in western quadrants.


FORECAST
Sustained winds to 60 knots near the centre.

Within 40 nautical miles of centre :
winds 45/50 knots with very rough seas and moderate to heavy swell.

Within 110 nautical miles of centre extending to within 140 nautical miles in
western quadrants : 
winds above 34 knots with rough to very rough seas and heavy swell.

At 1800 UTC 09 March: Within 60 nautical miles of 15.4 south 110.0 east
                        Central pressure 964 hPa.
                        Winds to 65 knots.
At 0600 UTC 10 March: Within 90 nautical miles of 16.9 south 112.1 east
                        Central pressure 960 hPa.
                        Winds to 70 knots.

Next warning issued by 1300 UTC 09 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1247UTC 9 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Severe Tropical Cyclone Jacob located within 30 nautical miles of
 latitude fifteen decimal four south [15.4S]
 longitude one hundred and eight decimal nine east [108.9E]
Recent movement : southeast at 9 knots
Maximum winds   : 65 knots
Central pressure: 960 hPa.

AREA AFFECTED
Within 90 nautical miles of the centre extending to within 120 nautical miles in
western quadrants.


FORECAST
Sustained winds to 65 knots near the centre.

Within 20 nautical miles of centre : 
winds above 64 knots with very high seas.

Within 40 nautical miles of centre :
winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 90 nautical miles of centre extending to within 120 nautical miles in
western quadrants : 
winds above 34 knots with rough to very rough seas and heavy swell.

At 0000 UTC 10 March: Within 55 nautical miles of 16.5 south 110.6 east
                        Central pressure 950 hPa.
                        Winds to 75 knots.
At 1200 UTC 10 March: Within 90 nautical miles of 17.9 south 112.5 east
                        Central pressure 945 hPa.
                        Winds to 80 knots.

Next warning issued by 1900 UTC 09 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1901UTC 9 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Severe Tropical Cyclone Jacob located within 30 nautical miles of
 latitude fifteen decimal six south [15.6S]
 longitude one hundred and nine decimal eight east [109.8E]
Recent movement : southeast at 8 knots
Maximum winds   : 75 knots
Central pressure: 954 hPa.

AREA AFFECTED
Within 90 nautical miles in southern quadrants extending to within 140 nautical
miles in northern quadrants.


FORECAST
Sustained winds to 75 knots near centre increasing to 90 knots by 1800 UTC 10
March 2007.

Within 20 nautical miles of centre : 
winds above 64 knots with very high seas.

Within 40 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 90 nautical miles in southern quadrants extending to within 140 nautical
miles in northern quadrants: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 0600 UTC 10 March: Within 45 nautical miles of 16.8 south 111.4 east
                        Central pressure 946 hPa.
                        Winds to 80 knots.
At 1800 UTC 10 March: Within 60 nautical miles of 18.2 south 113.2 east
                        Central pressure 934 hPa.
                        Winds to 90 knots.

Next warning issued by 0100 UTC 10 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0124UTC 10 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Severe Tropical Cyclone Jacob located within 30 nautical miles of
 latitude sixteen decimal zero south [16.0S]
 longitude one hundred and eleven decimal one east [111.1E]
Recent movement : east southeast at 11 knots
Maximum winds   : 75 knots
Central pressure: 956 hPa.

AREA AFFECTED
Within 90 nautical miles in southern quadrants extending to within 140 nautical
miles in northern quadrants.


FORECAST
Sustained winds to 75 knots near centre increasing to 80 knots by 0000 UTC 11
March 2007.

Within 20 nautical miles of centre : 
winds above 64 knots with very high seas and moderate to heavy swell.

Within 40 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 90 nautical miles in southern quadrants extending to within 140 nautical
miles in northern quadrants: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 1200 UTC 10 March: Within 50 nautical miles of 17.9 south 113.2 east
                        Central pressure 952 hPa.
                        Winds to 75 knots.
At 0000 UTC 11 March: Within 70 nautical miles of 18.9 south 114.7 east
                        Central pressure 948 hPa.
                        Winds to 80 knots.

Next warning issued by 0700 UTC 10 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0404UTC 10 MARCH 2007
UPDATED
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0300 UTC Severe Tropical Cyclone Jacob located within 30 nautical miles of
 latitude sixteen decimal five south [16.5S]
 longitude one hundred and eleven decimal one east [111.1E]
Recent movement : southeast at 10 knots
Maximum winds   : 65 knots
Central pressure: 964 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre.


FORECAST
Sustained winds to 65 knots near centre increasing to 70 knots by 0300 UTC 11
March 2007.

Within 20 nautical miles of centre : 
winds above 64 knots with very high seas.

Within 40 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 100 nautical miles of centre : 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 1500 UTC 10 March: Within 50 nautical miles of 18.1 south 113.1 east
                        Central pressure 964 hPa.
                        Winds to 65 knots.
At 0300 UTC 11 March: Within 70 nautical miles of 19.2 south 114.7 east
                        Central pressure 960 hPa.
                        Winds to 70 knots.

Warning updated to reflect revised intensity forecast for Jacob.

Next warning issued by 0700 UTC 10 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0648UTC 10 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude sixteen decimal nine south [16.9S]
 longitude one hundred and eleven decimal six east [111.6E]
Recent movement : southeast at 12 knots
Maximum winds   : 55 knots
Central pressure: 968 hPa.

AREA AFFECTED
Within 110 nautical miles of the centre.


FORECAST
Sustained winds to 55 knots near centre increasing to 65 knots by 0600 UTC 11
March 2007.

Within 40 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 70 nautical miles of the centre in eastern quadrants extending to within
110 nautical miles in western quadrants: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 1800 UTC 10 March: Within 60 nautical miles of 18.4 south 113.4 east
                        Central pressure 966 hPa.
                        Winds to 60 knots.
At 0600 UTC 11 March: Within 90 nautical miles of 19.7 south 115.3 east
                        Central pressure 962 hPa.
                        Winds to 65 knots.

Next warning issued by 1300 UTC 10 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1300UTC 10 MARCH 2007
 
HURRICANE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude eighteen decimal zero south [18.0S]
 longitude one hundred and twelve decimal four east [112.4E]
Recent movement : southeast at 13 knots
Maximum winds   : 55 knots
Central pressure: 970 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre in eastern quadrants extending to within
80 nautical miles in western quadrants.


FORECAST
Sustained winds to 55 knots near centre increasing to 65 knots by 1200 UTC 11
March 2007.


Within 25 nautical miles of centre after 0600 UTC 11 March 2007:
Winds above 64 knots with very high seas.

Within 40 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 100 nautical miles of the centre in eastern quadrants extending to within
80 nautical miles in western quadrants: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 0000 UTC 11 March: Within 60 nautical miles of 19.4 south 114.2 east
                        Central pressure 966 hPa.
                        Winds to 55 knots.
At 1200 UTC 11 March: Within 120 nautical miles of 20.4 south 116.0 east
                        Central pressure 960 hPa.
                        Winds to 65 knots.

Next warning issued by 1900 UTC 10 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1859UTC 10 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude eighteen decimal six south [18.6S]
 longitude one hundred and thirteen decimal three east [113.3E]
Recent movement : southeast at 11 knots
Maximum winds   : 55 knots
Central pressure: 970 hPa.

AREA AFFECTED
Within 60 nautical miles in SE quadrant extending to within 100 nautical miles
in other quadrants


FORECAST
Sustained winds to 55 knots near centre.

Within 30 nautical miles of centre :
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 60 nautical miles in SE quadrant extending to within 100 nautical miles
in other quadrants: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 0600 UTC 11 March: Within 65 nautical miles of 19.6 south 114.9 east
                        Central pressure 970 hPa.
                        Winds to 55 knots.
At 1800 UTC 11 March: Within 95 nautical miles of 20.4 south 116.4 east
                        Central pressure 970 hPa.
                        Winds to 55 knots.

Next warning issued by 0100 UTC 11 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0042UTC 11 MARCH 2007
 
STORM FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Jacob located within 30 nautical miles of
 latitude eighteen decimal seven south [18.7S]
 longitude one hundred and thirteen decimal eight east [113.8E]
Recent movement : east southeast at 8 knots
Maximum winds   : 50 knots
Central pressure: 976 hPa.

AREA AFFECTED
Within 75 nautical miles of the centre.


FORECAST
Sustained winds to 50 knots near centre.

Within 25 nautical miles of centre:
Winds above 48 knots with very rough to high seas and moderate to heavy swell.

Within 75 nautical miles of the centre: 
Winds above 34 knots with rough to very rough seas and heavy swell.

At 1200 UTC 11 March: Within 50 nautical miles of 19.6 south 115.4 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.
At 0000 UTC 12 March: Within 70 nautical miles of 20.4 south 116.9 east
                        Central pressure 976 hPa.
                        Winds to 50 knots.

Next warning issued by 0700 UTC 11 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0432UTC 11 MARCH 2007
UPDATED
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0300 UTC Tropical Cyclone Jacob located within 10 nautical miles of
 latitude nineteen decimal two south [19.2S]
 longitude one hundred and fourteen decimal one east [114.1E]
Recent movement : southeast at 8 knots
Maximum winds   : 40 knots
Central pressure: 984 hPa.

AREA AFFECTED
Within 70 nautical miles of the centre.


FORECAST
Sustained winds to 40 knots near centre.

Within 70 nautical miles of the centre: 
Clockwise winds 34/40 knots with rough to very rough seas and heavy swell.

At 1500 UTC 11 March: Within 50 nautical miles of 20.1 south 115.7 east
                        Central pressure 984 hPa.
                        Winds to 40 knots.
At 0300 UTC 12 March: Within 70 nautical miles of 20.9 south 117.2 east
                        Central pressure 990 hPa.
                        Winds to 30 knots.

Warning updated to remove Storm Force Warning.

Next warning issued by 0700 UTC 11 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0653UTC 11 MARCH 2007
 
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Jacob located within 10 nautical miles of
 latitude nineteen decimal four south [19.4S]
 longitude one hundred and fourteen decimal six east [114.6E]
Recent movement : east southeast at 9 knots
Maximum winds   : 40 knots
Central pressure: 984 hPa.

AREA AFFECTED
Within 50 nautical miles of the centre.

FORECAST
Sustained winds to 40 knots near centre.

Within 50 nautical miles of the centre: 
Clockwise winds 34/40 knots with rough to very rough seas and heavy swell.

At 1800 UTC 11 March: Within 40 nautical miles of 20.2 south 116.4 east
                        Central pressure 986 hPa.
                        Winds to 35 knots.
At 0600 UTC 12 March: Within 70 nautical miles of 21.0 south 117.6 east
                        Central pressure 990 hPa.
                        Winds to 30 knots.

Next warning issued by 1300 UTC 11 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1250UTC 11 MARCH 2007
 
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Jacob located within 20 nautical miles of
 latitude nineteen decimal six south [19.6S]
 longitude one hundred and fifteen decimal seven east [115.7E]
Recent movement : east southeast at 10 knots
Maximum winds   : 40 knots
Central pressure: 984 hPa.


AREA AFFECTED
Within 40 nautical miles of the centre.


FORECAST
Sustained winds to 40 knots near centre.

Within 40 nautical miles of the centre: 
Clockwise winds 34/40 knots with rough to very rough seas and heavy swell.

At 0000 UTC 12 March: Within 50 nautical miles of 20.4 south 117.3 east
                        Central pressure 984 hPa.
                        Winds to 40 knots.
At 1200 UTC 12 March: Within 80 nautical miles of 21.5 south 118.8 east
                        Central pressure 994 hPa.
                        Winds to 30 knots over land.

Next warning issued by 1900 UTC 11 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1854UTC 11 MARCH 2007
 
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Jacob located within 25 nautical miles of
 latitude nineteen decimal nine south [19.9S]
 longitude one hundred and seventeen decimal zero east [117.0E]
Recent movement : east southeast at 12 knots
Maximum winds   : 40 knots
Central pressure: 984 hPa.

AREA AFFECTED
Within 35 nautical miles of the centre.

FORECAST
Within 35 nautical miles of the centre: 
Clockwise winds 34/40 knots with rough to very rough seas and heavy swell. Winds
easing below 34 knots by 120600UTC.

At 0600 UTC 12 March: Over land within 40 nautical miles of 20.9 south 118.6
east                   
                        Central pressure 990 hPa.
                        Winds to 30 knots.

Next warning issued by 0100 UTC 12 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0035UTC 12 MARCH 2007
 
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Jacob relocated within 20 nautical miles of
 latitude twenty decimal zero south [20.0S]
 longitude one hundred and eighteen decimal three east [118.3E]
Recent movement : east southeast at 12 knots
Maximum winds   : 40 knots
Central pressure: 984 hPa.

AREA AFFECTED
Within 35 nautical miles of the centre.

FORECAST
Within 35 nautical miles of the centre: 
Clockwise winds 34/40 knots with rough to very rough seas and heavy swell. Winds
easing below 34 knots by 120600UTC.

At 1200 UTC 12 March: Over land within 40 nautical miles of 20.6 south 120.0
east
                        Central pressure 996 hPa.
                        Winds to 25 knots.

Next warning issued by 0700 UTC 12 March 2007.
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0649UTC 12 MARCH 2007
CANCELLATION
GALE FORCE WIND WARNING FOR THE WESTERN AREA

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Ex-Tropical Cyclone Jacob located within 20 nautical miles of
 latitude twenty decimal three south [20.3S]
 longitude one hundred and nineteen decimal five east [119.5E]
Recent movement : east southeast at 12 knots
Maximum winds   : 30 knots
Central pressure: 994 hPa.

AREA AFFECTED
Nil.


FORECAST
Gales are no longer expected.

No further warnings will be issued for this system.