Tropical Cyclones [Index]

Tropical Cyclone BERTIE-ALVIN [Australian Region][South Indian Ocean][South Pacific Ocean]

HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0517UTC 18 NOVEMBER 2005
 
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 0400UTC tropical low located within 30 nautical miles of
 Latitude three decimal five degrees South [3.5S]
 Longitude ninety four decimal zero degrees East [94.0E]
Recent movement  south southwest at 4 knots.
Maximum winds    25 knots.
Central pressure 1005 hPa.

AREA AFFECTED
Within 60 nautical miles of the centre extending to 100 nautical miles
in southern quadrants.

FORECAST
Low may develop into a tropical cyclone in the next 24 hours
causing clockwise winds 30/40 knots, rough to very rough seas and
moderate swell.
                                                                                
                                                                  
At 1600UTC 18 November: Within 60 nautical miles of 4.5 South 93.9 East
                        Central pressure 1000 hPa.
                        Winds to 30 knots near centre.
At 0400UTC 19 November: Within 80 nautical miles of 5.1 South 93.9 East
                        Central pressure 995 hPa.
                        Winds to 40 knots near centre.

Next warning issued by 1300 UTC 18 November 2005.

WEATHER PERTH
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HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1254UTC 18 NOVEMBER 2005
 
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 1200UTC tropical low located within 30 nautical miles of
 Latitude four decimal one degrees South [4.1S]
 Longitude ninety three decimal six degrees East [93.6E]
Recent movement  south southwest at 4 knots.
Maximum winds    25 knots.
Central pressure 1003 hPa.

AREA AFFECTED
Within 60 nautical miles of the centre extending to 100 nautical miles
in southern quadrants.

FORECAST
Low may develop into a tropical cyclone in the next 24 hours
causing clockwise winds 30/40 knots, rough to very rough seas and
moderate swell.
                                                                                
                                                                  
At 0000UTC 19 November: Within 60 nautical miles of 4.9 South 93.4 East
                        Central pressure 997 hPa.
                        Winds to 30 knots near centre.
At 1200UTC 19 November: Within 90 nautical miles of 5.7 South 93.8 East
                        Central pressure 992 hPa.
                        Winds to 40 knots near centre.

Next warning issued by 1900 UTC 18 November 2005.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1843UTC 18 NOVEMBER 2005
 
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 1800UTC tropical low located within 30 nautical miles of
 Latitude five decimal three degrees South [5.3S]
 Longitude ninety four decimal two degrees East [94.2E]
Recent movement  south at 8 knots.
Maximum winds    30 knots.
Central pressure 1001 hPa.

AREA AFFECTED
Within 100 nautical miles of the centre extending to 180 nautical miles
in southern quadrants.

FORECAST
Low may develop into a tropical cyclone within 24 hours
causing clockwise winds 35/45 knots, rough to very rough seas and
moderate swell.
                                                                                
                                                                  
At 0600UTC 19 November: Within 60 nautical miles of 5.6 South 93.7 East
                        Central pressure 995 hPa.
                        Winds to 35 knots near centre.
At 1800UTC 19 November: Within 90 nautical miles of 6.5 South 93.6 East
                        Central pressure 988 hPa.
                        Winds to 45 knots near centre.

Next warning issued by 0100 UTC 19 November 2005.

WEATHER PERTH
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HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1828UTC 21 NOVEMBER 2005
 
HURRICANE 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 1800UTC Severe Tropical Cyclone Bertie located within 20 nautical miles of
 Latitude ten decimal three south [10.3S] 
 Longitude ninety one decimal seven east [91.7]
Recent movement  south southwest at 4 knots.
Maximum winds    75 knots.
Central pressure 960 hPa.
 

AREA AFFECTED
Within 100 nautical miles of the centre, extending to 120 nautical miles in
western quadrants.

FORECAST
Within 25 nautical miles of the centre, winds to 80 knots decreasing below 64
knots by 22/1800UTC. Very high seas and heavy swell.
Within 40 nautical miles winds above 48 knots with very rough to high seas and
heavy swell.
Within 100 nautical miles of the centre extending to 120 nautical miles in
western quadrants, winds above 34 knots with rough to very rough seas and
moderate to heavy swell.

At 0600UTC 22 November: 11.4 south  91.3 east  
                        965 hPa. Winds to 70 knots near centre.
At 1800UTC 22 November: 12.7 south  90.6 east 
                        975 hPa. Winds to 60 knots near centre.

Next warning issued by 0100 UTC 22 November 2005.

WEATHER PERTH
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HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0041UTC 22 NOVEMBER 2005
 
HURRICANE 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 0000UTC Severe Tropical Cyclone Bertie located within 20 nautical miles of
 latitude ten decimal nine degrees South [10.9 S] 
 longitude ninety decimal nine degrees East [90.9 E]
Recent movement  southwest at 7 knots.
Maximum winds     70 knots.
Central pressure 965 hPa.
 

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

FORECAST
Sustained winds to 70 knots near centre decreasing to below 64 knots by
22/1200UTC.
Within 25 nautical miles of centre winds above 64 knots with very high seas and
heavy swell.
Within 40 nautical miles of centre winds above 48 knots with very rough to high
seas and 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
moderate to heavy swell.

At 1200UTC 22 November:  12.4 south  90.1 east  
                    970 hPa. Winds to 60 knots near centre.
At 0000UTC 23 November:  13.5 south  89.5 east 
                    980 hPa. Winds to 55 knots near centre.

Next warning issued by 0700 UTC 22 November 2005.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 0639UTC 22 NOVEMBER 2005
 
HURRICANE 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 0600UTC Severe Tropical Cyclone Bertie located within 20 nautical miles of
 latitude eleven decimal eight degrees South [11.8 S] 
 longitude ninety decimal five degrees East [90.5 E]
Recent movement  southwest at 10 knots.
Maximum winds     80 knots.
Central pressure 955 hPa.
 

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Sustained winds to 80 knots near centre decreasing to below 64 knots by
23/0600UTC.
Within 25 nautical miles of centre winds above 64 knots with very high seas and
heavy swell.
Within 40 nautical miles of centre winds above 48 knots with very rough to high
seas and heavy swell.
Within 90 nautical miles of centre, winds above 34 knots with rough to very
rough seas and moderate to heavy swell.

At 1800UTC 22 November:  13.0 south  89.5 east  
                    960 hPa. Winds to 75 knots near centre.
At 0600UTC 23 November:  14.2 south  88.8 east 
                    970 hPa. Winds to 60 knots near centre.

Next warning issued by 1300 UTC 22 November 2005.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING
CENTRE PERTH AT 1249UTC 22 NOVEMBER 2005
 
HURRICANE 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 1200UTC Severe Tropical Cyclone Bertie located within 15 nautical miles of
 latitude eleven decimal nine degrees South [11.9 S] 
 longitude ninety decimal four degrees East [90.4 E]
Recent movement  south southwest at 7 knots.
Maximum winds     85 knots.
Central pressure 945 hPa.
 

AREA AFFECTED
Within 120 nautical miles of the centre.

FORECAST
Sustained winds to 90 knots near centre.
Within 25 nautical miles of centre winds above 64 knots with very high seas and
heavy swell.
Within 40 nautical miles of centre winds above 48 knots with very rough to high
seas and heavy swell.
Within 120 nautical miles of centre, winds above 34 knots with rough to very
rough seas and moderate to heavy swell.

At 0000UTC 23 November: 13.1 south  89.5 east  
                        940 hPa. Winds to 90 knots near centre.
At 1200UTC 23 November: 14.2 south  89.1 east 
                        940 hPa. Winds to 90 knots near centre.

The next warning will be issued by La Reunion Meteorological Service.

WEATHER PERTH