[Tropical] Tropical Weather Discussion

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AXNT20 KNHC 100554
TWDAT

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
105 AM EST WED FEB 10 2010

TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL
AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHERN SECTIONS
OF SOUTH AMERICA...AND ATLANTIC OCEAN TO THE AFRICAN COAST
FROM THE EQUATOR TO 32N. THE FOLLOWING INFORMATION IS BASED
ON SATELLITE IMAGERY...METEOROLOGICAL ANALYSIS...WEATHER
OBSERVATIONS...AND RADAR.

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 0515 UTC.

...THE ITCZ...

FROM SOUTHERN COASTAL SIERRA LEONE TO 7N12W TO 5N25W...CROSSING
THE EQUATOR ALONG 38W...INTO COASTAL NORTHEASTERN BRAZIL NEAR
1N47W. SHOWERS ARE POSSIBLE TO THE SOUTH OF 8N13W 5N30W 3N40W...
TO 2N50W AT THE BRAZIL COAST.

...DISCUSSION...

THE GULF OF MEXICO...
LARGE-SCALE UPPER LEVEL ZONAL FLOW COVERS THE AREA. A MIDDLE
LEVEL TO UPPER LEVEL TROUGH IS ALONG 28N76W BEYOND 32N74W.
THE MOST RECENT COLD FRONT TO HIT THE AREA NOW PASSES THROUGH
THE ATLANTIC OCEAN COASTAL WATERS OF NORTHEASTERN FLORIDA...
CUTTING ACROSS SOUTH CENTRAL FLORIDA...INTO THE SOUTHEASTERN
GULF OF MEXICO...THROUGH THE YUCATAN CHANNEL...TO THE
NORTHEASTERN YUCATAN PENINSULA...AND MEXICO BETWEEN THE BORDER
WITH NORTHWESTERN GUATEMALA AND THE ISTHMUS OF TEHUANTEPEC.
BROKEN TO OVERCAST MULTILAYERED CLOUDS WITH POSSIBLE SHOWERS
COVER THE ATLANTIC OCEAN WATERS TO THE NORTH OF 26N70W...TO
23N76W IN THE BAHAMAS...TO CUBA NEAR 22N78W. CLOUDS AND POSSIBLE
SHOWERS ALSO ARE IN THE GULF OF MEXICO TO THE EAST OF THE LINE
FROM 26N83W TO THE NORTHEASTERN TIP OF THE YUCATAN PENINSULA...
INCLUDING IN THE YUCATAN CHANNEL.

THE CARIBBEAN SEA...
CLOUDS AND POSSIBLE SHOWERS ARE WITHIN 90 NM TO THE NORTHWEST
OF 23N81W IN WESTERN CUBA TO 21N84W TO 18N88W...ASSOCIATED WITH
THE CURRENT COLD FRONT THAT IS MOVING THROUGH THE AREA FROM THE
ATLANTIC OCEAN SECTION THAT IS JUST TO THE EAST OF FLORIDA...
INTO THE NORTHWESTERN CARIBBEAN SEA. A SURFACE TROUGH RUNS FROM
HONDURAS NEAR 15N86W TO 20N85W.

THE ATLANTIC OCEAN.
A MIDDLE LEVEL TO UPPER LEVEL TROUGH CENTRAL ATLANTIC OCEAN
TROUGH PASSES THROUGH 32N52W TO 25N56W TO 21N59W. THIS TROUGH
SUPPORTS THE COLD FRONT THAT PASSES THROUGH 32N37W TO 23N50W
TO 21N56W. THE FRONT BECOMES STATIONARY ALONG 21N56W 21N64W
20N37W. BROKEN MULTILAYERED CLOUDS AND POSSIBLE SHOWERS ARE
WITHIN 60 NM TO 120 NM ON EITHER SIDE OF THE LINE THAT PASSES
THROUGH 32N38W 27N45W 22N53W 22N67W.

FOR ADDITIONAL INFORMATION PLEASE VISIT
HTTP://WWW.HURRICANES.GOV/MARINE.

$$
MT





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