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Australian Weather Mailing List Archives: 13th February 1999 |
From Subject -------------------------------------------------------------------------------------- 001 Don White [donwhite at ozemail.com.au] Some info about Gerringong storm 23rd J 002 Lindsay [writer at lisp.com.au] Test run 003 Ben Quinn [Bodie19 at eisa.net.au] Severe Weather Warning 004 "Terry Bishop" [dymprog at mpx.com.au] Orange Weather 005 "Terry Bishop" [dymprog at mpx.com.au] Late mail. 006 David Croan [bustchase at yahoo.com] Nov BoM weather summary is up 007 Jimmy Deguara [jimmyd at ozemail.com.au] Another link 008 Jimmy Deguara [jimmyd at ozemail.com.au] Sorry 009 David Croan [bustchase at yahoo.com] LI and WA severe storm advice?? 010 Jimmy Deguara [jimmyd at ozemail.com.au] LI and WA severe storm advice?? 011 "RODNEY AIKMAN" [raikman at hotmail.com] Weather en-route Melb. to Bendigo 012 Keith Barnett [weather at ozemail.com.au] Seven Hills rainfall data 013 Michael Bath [mbath at ozemail.com.au] Sydney Metting 13/02/98 - minutes 014 Michael Scollay [michael.scollay at telstra.com. Perhaps some of you would like to view this linkon occasions -------------------------------------------------------------------------------------- 001 Date: Sat, 13 Feb 1999 07:44:52 +1100 From: Don White [donwhite at ozemail.com.au] X-Mailer: Mozilla 4.5 [en] (Win98; I) X-Accept-Language: en To: aussie-weather at world.std.com Subject: aus-wx: Re: aussie-weather: Some info about Gerringong storm 23rd Jan 99 Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Michael... could you please check e-mail addree for the Lake times.... keep getting a retrun of unknown Thanks don White Michael Thompson wrote: > > Hi don > > This was out the Lake Times Wednesday Jan 27th, a weekly paper down here in > the southern Illawarra. The vent occurred sometime on Saturday night 23rd > January 1998. There was no doubt about a storm in the area, the lightning I > saw was quite constant. > > Parts of the article are below..... -------------------------------------------------------------------------------------- 002 Date: Sat, 13 Feb 1999 09:53:29 -0800 From: Lindsay [writer at lisp.com.au] X-Mailer: Mozilla 3.0 (Win16; I) To: aussie-weather at world.std.com Subject: Re: aus-wx: Test run Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi Debbie, I live atop the Great Divide at 1100 metres, 130 k's west\of Sydney. Lots of weather up here including snow etc. It's currently a balmy 14 degrees at 10:am. I've got a friend in melbourne who I phone regularly. She lives in um, geez, I forgot! That's right West Heidelberg. Parker, Debbie L wrote: > > Hi Lindsay, > Hailing from Boronia, Melbourne. > Actually only bucketing down with rain at the moment! > > Thanks for that! > Regards, > Debbie -------------------------------------------------------------------------------------- 003 Date: Sat, 13 Feb 1999 09:15:30 +1100 From: Ben Quinn [Bodie19 at eisa.net.au] X-Mailer: Mozilla 4.04 [en] (Win95; I) To: aussie-weather at world.std.com Subject: Re: aus-wx: Severe Weather Warning Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com TOP PRIORITY SEVERE WEATHER WARNING Issued by the Bureau of Meteorology, Brisbane At 0445 EST on Saturday the 13th of February 1999 For coastal ares between Townsville and St Lawrence. An elongated trough lies off the North Tropical Coast with an embedded 992 hPa monsoon low about 160 km east of Cairns. The trough is moving west. During Sunday the trough is expected to move south at the same time as a firm ridge develops along the south Queensland Coast. An intense pressure gradient will develop along the Central Coast and winds gusts could reach 90 km/hr causing tree damage and possible disruption to power. Very heavy rain is expected over the warning area causing rapid stream rises and localised flooding. Heavy seas will develop with tides above normal levels. These conditons will clear from northern parts during Sunday morning. -------------------------------------------------------------------------------------- 004 From: "Terry Bishop" [dymprog at mpx.com.au] To: "Aussie-weather" [aussie-weather at world.std.com] Subject: aus-wx: Orange Weather Date: Sat, 13 Feb 1999 11:05:56 +1100 X-Mailer: Microsoft Outlook IMO, Build 9.0.2212 (4.71.2419.0) Importance: Normal Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi All, Yet another boring blue sky. At 11.00am in Orange 22C, 1011, 35%, No breeze. Maybe in Queensland they should bring in daylight saving. If that extra hours daylight can fade the curtains then imagine the extra water that it could evaporate. I'm just going to remove my tongue from cheek now. Terry. mailto:dymprog at mpx.com.au -------------------------------------------------------------------------------------- 005 From: "Terry Bishop" [dymprog at mpx.com.au] To: "Aussie-weather" [aussie-weather at world.std.com] Subject: aus-wx: Late mail. Date: Sat, 13 Feb 1999 11:29:07 +1100 X-Mailer: Microsoft Outlook IMO, Build 9.0.2212 (4.71.2419.0) Importance: Normal Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi Jane, Thanks for the reply re my mail. I received my own Thursdays morning mail this morning (Saturday.) Oh well, only 48 Hrs late!! Terry. mailto:dymprog at mpx.com.au -------------------------------------------------------------------------------------- 006 Date: Fri, 12 Feb 1999 22:21:57 -0800 (PST) From: David Croan [bustchase at yahoo.com] Subject: aus-wx: Nov BoM weather summary is up To: aussie- weather [aussie-weather at world.std.com] Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi everyone The BoM significant weather summary for November is up: http://www.bom.gov.au/inside/services_policy/public/sigwxsum/sigw1198.shtml The 7th/8th was quite active. As well as the severe storms in NSW, a tornado was reported near Alice Springs (7th) and the following day a funnel cloud reported at Kulgera (about 250km south of AS). David -------------------------------------------------------------------------------------- 007 X-Sender: jimmyd at pop.ozemail.com.au X-Mailer: QUALCOMM Windows Eudora Pro Version 4.1 Date: Sat, 13 Feb 1999 19:41:28 +1100 To: aussie-weather at world.std.com From: Jimmy Deguara [jimmyd at ozemail.com.au] Subject: aus-wx: Another link Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi every1, Jimmy here At the NSW ASWA meeting earlier today, I had mentioned that I was investigating a site which was to have soundings data. I have finally found the incomplete section with a similar format to the other soundings site for Australia. It is available from the link below. Follow the directions and you will see what I mean. I again stress, the soundings are not yet available. But keep checking to find wyhen they do become available. I hope I have not double crossed anyone else's link but here it is anyway. Jimmy Deguara ---------------------------------------------------------------------------- --------------- Jimmy Deguara Vice President ASWA from Schofields, Sydney e-mail: jimmyd at ozemail.com.au homepage with Michael Bath http://www.australiansevereweather.simplenet.com/ -------------------------------------------------------------------------------------- 008 X-Sender: jimmyd at pop.ozemail.com.au X-Mailer: QUALCOMM Windows Eudora Pro Version 4.1 Date: Sat, 13 Feb 1999 19:47:56 +1100 To: aussie-weather at world.std.com From: Jimmy Deguara [jimmyd at ozemail.com.au] Subject: aus-wx: Sorry, here is the link to the soundings site. Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Sorry, I got sidetracked. Here is the link to the soundings data http://www.australiansevereweather.simplenet.com/links/ozcharts.htm ---------------------------------------------------------------------------- --------------- Jimmy Deguara Vice President ASWA from Schofields, Sydney e-mail: jimmyd at ozemail.com.au homepage with Michael Bath http://www.australiansevereweather.simplenet.com/ -------------------------------------------------------------------------------------- 009 Date: Sat, 13 Feb 1999 01:49:44 -0800 (PST) From: David Croan [bustchase at yahoo.com] Subject: aus-wx: LI and WA severe storm advice?? To: aussie- weather [aussie-weather at world.std.com] Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com I just noticed the advice out for this area (almost 2 hours old as I write this). Anyway sounds like some decent sized hail at Lake King. Just found it interesting that the LIs, which are generally a great indicator of atmospheric instability, are +ve/neutral at best for the area, since there is a surface trough there. The upper level winds have have some speed as well. I suppose models are always prone to errors. Dud output or inversion or something else. Any ideas?? IDW10W00 BUREAU METEOROLOGY AREA05: PRIORITY FOR IMMEDIATE BROADCAST SEVERE THUNDERSTORM ADVICE BUREAU OF METEOROLOGY PERTH ISSUED AT 3:30PM ON SATURDAY 13/2/1999 PEOPLE IN THE EASTERN SOUTH COASTAL AND THE ADJACENT GOLDFIELDS AND WESTERN EUCLA DISTRICTS ARE ADVISED THAT THERE IS A RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. STORMS MAY BE ACCOMPANIED BY HAIL, STRONG WINDS AND LOCAL FLOODING THAT COULD RESULT IN DAMAGE TO PROPERTY. FLASH FLOODING IS POSSIBLE. HAIL LARGE ENOUGH TO DAMAGE CROPS, HOUSE ROOFS AND CARS HAS BEEN REPORTED FROM LAKE KING. -------------------------------------------------------------------------------------- 010 X-Sender: jimmyd at pop.ozemail.com.au X-Mailer: QUALCOMM Windows Eudora Pro Version 4.1 Date: Sat, 13 Feb 1999 21:09:22 +1100 To: aussie-weather at world.std.com From: Jimmy Deguara [jimmyd at ozemail.com.au] Subject: Re: aus-wx: LI and WA severe storm advice?? Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi Jimmy Deguara here, I think the LI site is having problems as I have just tried to load the latest data which is off line. The past couple of weeks have revealed the odd problems. Perhaps the updated data would have shown this or there are errors. Despite this, there are times when the models do not pick out the areas of instability accurately. I have observed this before in WA. In general, it should be ok though. Jimmy At 01:49 AM 2/13/99 -0800, you wrote: >I just noticed the advice out for this area (almost 2 hours old as I >write this). Anyway sounds like some decent sized hail at Lake King. > >Just found it interesting that the LIs, which are generally a great >indicator of atmospheric instability, are +ve/neutral at best for the >area, since there is a surface trough there. The upper level winds >have have some speed as well. > >I suppose models are always prone to errors. Dud output or inversion >or something else. Any ideas?? -------------------------------------------------------------------------------------- 011 X-Originating-Ip: [203.43.44.176] From: "RODNEY AIKMAN" [raikman at hotmail.com] To: aussie-weather at world.std.com Subject: aus-wx: Weather en-route Melb. to Bendigo Date: Sat, 13 Feb 1999 02:28:00 PST Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com Hi everyone, Got back home from ASWA meeting OK. A lot of cumulus CL2 and CL3 North of the divide this afternoon (Sat), however nothing developed past this stage. Rod Aikman PS. the meeting was just great! -------------------------------------------------------------------------------------- 012 Date: Sat, 13 Feb 1999 21:29:25 +1100 From: Keith Barnett [weather at ozemail.com.au] X-Mailer: Mozilla 4.5 [en] (Win95; I) X-Accept-Language: en To: "aussie-weather at world.std.com" [aussie-weather at world.std.com] Subject: aus-wx: Seven Hills rainfall data Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com For what it's worth, and for any interested, an expanded (and updated) table of rainfall data is now available at http://www.ozemail.com.au/~weather/rain.html -------------------------------------------------------------------------------------- 013 X-Sender: mbath at ozemail.com.au X-Mailer: QUALCOMM Windows Eudora Pro Version 4.1 Date: Sat, 13 Feb 1999 21:42:52 +1100 To: aussie-weather at world.std.com From: Michael Bath [mbath at ozemail.com.au] Subject: aus-wx: Sydney Metting 13/02/98 - minutes Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com A successful meeting was held in Sydney today. Attendees were: Michael Bath, Jimmy Deguara, Michael Scollay, Michael Thompson, Matt Smith, Matthew Piper, Keith Barnett, David Croan, Patrick Tobin, Grant Boyden, Daniel Weatherhead, Darren Heys and Jeff Thurtell. Apologies received from Paul Mossman. A brief summary of agenda items discussed: - ASWA not to be involved with financing Storm Chasing - Hiring of cars for long storm chases - needs to be investigated - Guidelines for chasing/hiring vehicles - ASWA forms/disclaimer for joining ASWA - disclaimer forms for participating in storm chases - communications while on chase - mobile phones are working well in this regard and cheap - contacting participants prior to planned chases - ASWA web site update: what will be on it - Archiving of web data, particularly gmsd, gmsc images - more logos presented - please send all logos to Matthew Piper by 28th February, at which time a final vote will be made. - Australian Geographic has been approached about an article on storm chasing/ severe weather in Australia - successful outcome from our last meeting regarding BoM/media distribution of warnings: BoM is now emailing warnings to 2KY (and others?), shaving about 20 mins off the broadcast delay - discussion about storm forecasting tools on the web We then enjoyed three storm chase videos: - Sydney 13th November 1998 by Michael Bath, Jimmy Deguara - NW Slopes and Plains 30th January 1999 by Michael Bath, Jimmy Deguara and Matt Smith - Yes folks we suspect a tornado was filmed west of Gunnedah and it shows up well on the video! - Illawarra Tablelands 14th December 1998 by Michael Thompson The meeting commenced at 10.05am and finished at 1.45pm, with Maccas afterwards. If you would details of any of the points above, please contact me separate to the list. regards, Michael ASWA President. *==========================================================* Michael Bath Oakhurst, Sydney mbath at ozemail.com.au Australian Severe Weather http://australiansevereweather.simplenet.com/ *==========================================================* -------------------------------------------------------------------------------------- 014 Date: Fri, 12 Feb 1999 10:46:42 +1100 From: Michael Scollay [michael.scollay at telstra.com.au] Organization: Telstra Strategy & Research X-Mailer: Mozilla 4.5 [en] (X11; I; SunOS 5.5.1 sun4m) X-Accept-Language: en To: aussie-weather at world.std.com Subject: Re: aus-wx: Perhaps some of you would like to view this linkon occasions Sender: aussie-weather-approval at world.std.com Reply-To: aussie-weather at world.std.com I made a half-size animation of about 70 or so hourly images from GMS-5/VIS some time ago and the life-cycle of each day as the Sun's reflection moves makes for one hell of a movie. Touble is that the size of this is nearly 30MB and the "midnight" images are pure white with the ones either side just a slither of Earth. These are removed from the animation giving an otherwise unnatural "jump". Detail & contrast improves as the day progresses. I've since ignored these in favour of the IR mapped satpics from NMPOC because of timeliness and realiability. The 24hr animated sequence of images gives an amazing weather evolution movie. On the satpic detail stakes, while seaching for the primary NASA distribution site, I traced the mirror path back as far as; ftp://rsd.gsfc.nasa.gov/pub/Weather/GMS-5/gif/vis/4km/ This site also contains the true 4km compressed HDF format images. The above "4km gifs" are somewhat misleading (see Extract below). The image has been rendered from a true 4km HDF format image. HDF brings out other features such as larger dams, snowy mountain plateaus and coastal inlets but the files are well over 5MB each when uncompressed. Please see the following extract from "README.resolution" --- Begin README.resolution Extract--- Spatial resolution under the directories "4km" are not necessarily 4 kilometer. Here is a breakdown. All HDF/GIF "4km" Infrared data are full resolution for all satellites All JPG IR/VIS and all HDF/GIF VIS "4km" data are subsampled - all satellites ... GMS-5 HDF GMS-5/hdf/???/4km IR1 IR2 IR3 full resolution VIS every 4th pixel/fourth line GIF GMS-5/gif/???/4km IR1 IR2 IR3 full resolution VIS every 4th pixel/fourth line JPG GMS-5/JPG/???/4km VIS IR1 IR2 IR3 every 4th pixel/fourth line ... Anything under */gif/mapped (GOES-8 and 9/GMS-5 only) is variable resolution, anywhere from full to 10km. I plan to get rid of of the 4km part of the directory structure as this is inaccurate and causes confusion. Scott Gennari gennari at Hawaii.Edu --- End README.resolution Extract --- The other site with highres images is; http://www.marine.csiro.au/~lband/storm/ Their images are 450 x 800 pixels over a much smaller area at a claimed res of 1.1km x 1.1km. Whole Earth pics at this res would be 20MB+. CSIRO images are also from NOAA which is probably the same satellite that Jimmy has noted. I wonder if anyone knows what the primary GMS-5 images are and what resolution they would go to. If you think about about it, this would be the pick (excuse pun:-) if one had their own GMS-5 satellite pickup:-) Then they'd be at worse, 30 minutes old rather than an hour which is the best I can get on the 'net. Michael Scollay Jimmy Deguara wrote: > [snip] > >> > >> For those who don't know of this new link, try this for the NOAA polar > >> orbitor image of Australia each day > >> > >> http://psbsgi1.nesdis.noaa.gov:8080/PSB/IMAGES/wefax.html > > > >Hey Ben from Brisbane here.. > > > >I thought this one was a great sat pic too, only just discovered it > >myself > > > >ftp://cyclone.msfc.nasa.gov/Weather/GMS-5/jpg/vis/4km/ [snip]
Document: 990213.htm
Updated: 18th February, 1999 |
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