weather bulletin for shipping - Metarea 6-
09:00 UTC November 20, 2008
National Weather Service
part one: Gale Warning
nil
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part two: synoptic situation at 09:00 UTC, November/20/2008
high 1032 hpa at 39 S 46 W intensifying moving east at 10 kts
extends ridge at 41 S 44 W 45 S 41 W 50 S 39 W 56 S 38 W moving
east at 15 kts
ridge at 43 S 55 W 46 S 58 W 50 S 61 W 52 S 63 W intensifying
moving east at 10 kts
cold front at 55 S 62 W 58 S 54 W 62 S 48 W moving east at 20
kts
trough at 41 S 66 W 46 S 65 W 51 S 65 W deeppening moving east
at 10 kts
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parth three: forecast issued 12:00 UTC November 20,2008 valid
until 06:00 UTC November 21,2008
1- coastal areas:
outer Rio de la Plata: moderate breeze increasing strong breeze
from northeast veering temporarily to east decreasing by the end
of the forecast period/ partly cloudy to cloudy/ possible
isolated showers/ improving/ visibility moderate.
Inner Rio de la Plata: gentle breeze increasing fresh breeze
from northeast veering temporarily to east/ gusts/ variably
cloudy/ possible isolated showers/ improving/ visbility good to
moderate.
Islas Malvinas coasts: moderate breeze increasing strong breeze
from northwest as from daybreak changing to fresh from sector
west/ variably cloudy/ visibility good.
36 17'23'' S a 38 s: moderate breeze increasing strong breeze
from sector north/ gusts/ partly cloudy to cloudy/ visibility
good.
38 S a 40 s: moderate breeze increasing strong breeze/ gusts
from sector north/ fair sky/ visibility good.
40 S a 40 s: moderate breeze increasing strong breeze from
sector north/ partly cloudy/ visibility good.
40 S a 42 s: moderate breeze increasing from sector north/
partly cloudy/ visibility good.
42 S a 46 s: moderate to fresh breeze from sector west changing
temporarily to strong from sector north/ visibility good.
46 S a 50 s: moderate to fresh breeze from sector west changing
to near gale from northwest/ gusts/ partly cloudy to cloudy/
visibility good.
50 S a 52 s: moderate breeze increasing strong breeze from
northwest veering to west/ variably cloudy/ possible isolated
rain/ visibility good/ occasionally/ visibility moderate.
52 S a 55 s: gentle breeze increasing fresh breeze from sector
west veering to northwest/ variably cloudy/ possible isolated
rain/ speels of good weather/ visbility good to moderate.
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2- oceanic areas
35 S 20 W 40 S 20 W 40 S 35 W 35 S 35 W 35 S 20 W :fresh to
moderate breeze from southwest afterwards from south/ variably
cloudy/ possible isolated showers/ visbility good to moderate.
35 S 35 W 40 S 35 W 40 S 40 W 35 S 40 W 35 S 35 W :fresh to
moderate breeze from sector south veering to southeast/ variably
cloudy/ possible isolated showers/ improving/ visibility
moderate to good.
35 S 40 W 40 S 40 W 40 S 50 W 35 S 50 W 35 S 40 W :variable
moderate breeze changing to fresh from north/ cloudy increase/
possible isolated rain/ visbility good to moderate.
35 S 50 W 40 S 50 W 40 S 55 W 35 S 55 W 35 S 50 W :fresh breeze
to strong breeze/ gusts/ variably cloudy/ possible isolated
showers/ improving/ visibility moderate to good.
40 S 20 W 45 S 20 W 45 S 40 W 40 S 40 W 40 S 20 W :fresh to
moderate breeze from sector south veering to sector west/
variably cloudy/ possible isolated showers/ improving/
visibility moderate to good.
40 S 40 W 45 S 40 W 45 S 50 W 40 S 50 W 40 S 40 W :moderate
breeze from sector west veering to northwest increasing/ fair
sky to partly cloudy/ visibility good.
40 S 50 W 45 S 50 W 45 S 60 W 40 S 60 W 40 S 50 W :fresh breeze
increasing/ near gale gusts from sector north/ variably cloudy/
visibility good.
45 S 20 W 55 S 20 W 55 S 35 W 45 S 35 W 45 S 20 W :fresh breeze
from southwest changing to moderate to strong breeze from
northwest/ variably cloudy/ possible isolated showers/
improving/ visibility moderate to good.
45 S 35 W 55 S 35 W 55 S 40 W 45 S 40 W 45 S 35 W :fresh to
moderate breeze from southwest changing to strong to near gale
cloudy increase/ worsening/ possible isolated showers/ visbility
good to moderate.
45 S 40 W 55 S 40 W 55 S 50 W 45 S 50 W 45 S 40 W :fresh breeze
increasing/ near gale from northwest veering to west/ variably
cloudy/ possible isolated rain by the end of the forecast
period/ visbility good to moderate.
50 S 50 W 55 S 50 W 55 S 60 W 50 S 60 W 50 S 50 W :strong breeze
increasing/ gale from northwest decreasing by the end of the
forecast period/ variably cloudy/ possible isolated rain during
daybreak.
50 S 50 W 55 S 50 W 55 S 55 W 50 S 55 W 50 S 50 W :fresh breeze
increasing/ near gale from northwest veering to west/ variably
cloudy/ possible isolated rain/ improving/ visbility good to
moderate.
55 S 20 W 60 S 20 W 60 S 35 W 55 S 35 W 55 S 20 W :fresh breeze
increasing/ gale from sector west/ variably cloudy/ possible
isolated rain/ visibility moderate to poor.
55 S 35 W 60 S 35 W 60 S 50 W 55 S 50 W 55 S 35 W :near gale to
strong breeze from sector west/ variably cloudy/ possible
isolated rain/ visibility moderate/ occasionally/ visibility
poor.
55 S 50 W 60 S 50 W 60 S 60 W 55 S 60 W 55 S 50 W :fresh to
strong breeze from northwest veering to west/ variably cloudy/
possible isolated rain/ visibility moderate/ occasionally/
visibility poor.
55 S 60 W 60 S 60 W 60 S 60 W 55 S 60 W 55 S 60 W :fresh to
strong breeze from northwest veering to north increasing/
variably cloudy/ possible isolated rain/ visibility moderate to
poor.
55 S 60 W 60 S 60 W 60 S 67 W 55 S 67 W 55 S 60 W :fresh to
strong breeze from northwest veering to north increasing/
variably cloudy/ possible isolated rain/ visibility moderate/
occasionally/ visibility poor.
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