Weather

weather bulletin for shipping - Metarea 6-





09:00 UTC     November 21, 2008





National Weather Service





part one: Gale Warning





nil 





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part two: synoptic situation at 09:00 UTC, November/21/2008





low 990 hpa at 57 S 47 W moving east at 25 kts extends cold 





front at 57 S 46 W 56 S 40 W 52 S 41 W 51 S 48 W 50 S 53 W 





moving east at 30 kts 





warm front at 50 S 53 W 48 S 58 W moving east at 25 kts 





low 1005 hpa at 46 S 60 W moving southeast at 25 kts extends 





cold front at 46 S 60 W 43 S 63 W 40 S 67 W moving northeast at 





10 kts 





high 1035 hpa at 37 S 42 W extends ridge at 37 S 42 W 40 S 30 W 





42 S 20 W 





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parth three: forecast issued 12:00 UTC November 21,2008 valid 





until 06:00 UTC November 22,2008





1- coastal areas:





outer Rio de la Plata: moderate breeze increasing strong breeze 





from northeast/ gusts afterwards decreasing by the end of the 





forecast period/ clear sky to fair sky/ visibility good.





Inner Rio de la Plata: moderate to fresh breeze from northeast/ 





gusty winds/ clear sky/ visibility good.





Islas Malvinas coasts: fresh to strong breeze from northwest/ 





gusts/ variably cloudy/ worsening by the end of the forecast 





period/ visibility good.





36 17'23'' S a 40 s: strong breeze/ near gale from sector north/ 





gusts/ fair sky to partly cloudy/ visibility good.





40 S a 43 s: near gale from sector north changing to strong to 





fresh from sector west/ variably cloudy/ possible isolated rain/ 





visibility good/ occasionally/ visibility moderate.





43 S a 50 s: fresh to strong breeze from sector west/ variably 





cloudy/ possible isolated rain/ speels of good weather/ 





visibility good/ occasionally/ visibility moderate.





50 S a 55 s: fresh breeze from sector west/ variably cloudy/ 





possible rain as from nightfall/ visbility good to moderate.





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2- oceanic areas





35 S 20 W 40 S 20 W 40 S 40 W 35 S 40 W 35 S 20 W :gentle breeze 





from sector south changing to gentle variable/ partly cloudy/ 





visibility good.





35 S 40 W 40 S 40 W 40 S 50 W 35 S 50 W 35 S 40 W :gentle breeze 





from sector north/ partly cloudy/ visibility very good.





35 S 50 W 40 S 50 W 40 S 55 W 35 S 55 W 35 S 50 W :gentle to 





moderate breeze from sector north/ partly cloudy/ visibility 





good.





40 S 20 W 45 S 20 W 45 S 40 W 40 S 40 W 40 S 20 W :gentle breeze 





increasing fresh breeze from sector west/ variably cloudy/ 





visibility good.





45 S 20 W 50 S 20 W 50 S 40 W 45 S 40 W 45 S 20 W :fresh to 





strong breeze from sector west/ cloudy to partly cloudy/ 





visibility good.





40 S 40 W 45 S 40 W 45 S 50 W 40 S 50 W 40 S 40 W :fresh to 





moderate breeze from sector west/ fair sky/ visibility good.





40 S 50 W 50 S 50 W 50 S 60 W 40 S 60 W 40 S 50 W :near gale 





gale from northwest/ partly cloudy/ visibility moderate.





50 S 20 W 60 S 20 W 60 S 40 W 50 S 40 W 50 S 20 W :near gale 





strong breeze from sector west/ variably cloudy/ possible rain/ 





speels of good weather/ visibility good/ occasionally/ 





visibility moderate.





50 S 40 W 60 S 40 W 60 S 50 W 50 S 50 W 50 S 40 W :near gale 





from northwest/ gusts/ variably cloudy/ possible rain/ 





improving/ visibility good/ occasionally/ visibility moderate.





50 S 50 W 60 S 50 W 60 S 55 W 50 S 55 W 50 S 50 W :near gale 





gale from sector north/ gusts/ fair sky to partly cloudy/ 





visibility moderate.





55 S 55 W 60 S 55 W 60 S 67 W 55 S 67 W 55 S 55 W :near gale 





from northwest changing to fresh from sector north/ variably 





cloudy/ possible rain/ speels of good weather/ visibility 





moderate/ occasionally/ visibility good.





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