000
AXNT20 KNHC 101148
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL  
705 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 1115 UTC.

...THE ITCZ...

FROM SOUTHERN COASTAL SIERRA LEONE NEAR 7N12W TO 4N25W TO 
5N25W...CROSSING THE EQUATOR ALONG 36W...INTO COASTAL 
NORTHEASTERN BRAZIL NEAR 1N50W. SHOWERS ARE POSSIBLE TO THE 
SOUTH OF 10N21W 6N35W 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 PASSED THROUGH 32N70W TO 25N70W.
THE MOST RECENT COLD FRONT TO HIT THE AREA NOW PASSES THROUGH 
THE ATLANTIC OCEAN OF 32N76W TO GRAND BAHAMA ISLAND IN THE 
NORTHERN BAHAMAS...TO WESTERN CUBA NEAR 23N83W...THROUGH THE 
YUCATAN CHANNEL...TO THE NORTHEASTERN YUCATAN PENINSULA...AND
TO 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 23N BETWEEN 60W AND 76W...AND IN THE NORTHWESTERN 
CARIBBEAN SEA TO THE NORTHWEST OF THE LINE FROM CUBA ALONG 80W 
IN THE CARIBBEAN SEA TO THE GULF OF HONDURAS.

THE CARIBBEAN SEA...
CLOUDS AND POSSIBLE SHOWERS ARE IN THE NORTHWESTERN CORNER OF 
THE AREA...TO THE NORTHWEST OF THE LINE FROM CUBA ALONG 80W IN 
THE CARIBBEAN SEA TO THE GULF OF HONDURAS. THESE CLOUDS AND 
POSSIBLE PRECIPITATION ARE ASSOCIATED WITH THE CURRENT COLD 
FRONT THAT IS MOVING THROUGH THE AREA FROM THE ATLANTIC OCEAN 
INTO THE NORTHWESTERN CARIBBEAN SEA.
 
THE ATLANTIC OCEAN.
A MIDDLE LEVEL TO UPPER LEVEL TROUGH CENTRAL ATLANTIC OCEAN 
TROUGH PASSES THROUGH 32N44W TO 20N54W. THIS TROUGH SUPPORTS THE
COLD FRONT THAT PASSES THROUGH 32N35W TO 23N50W TO 21N56W. THE 
FRONT BECOMES STATIONARY ALONG 21N56W 21N64W 20N70W. BROKEN 
MULTILAYERED CLOUDS AND POSSIBLE SHOWERS ARE WITHIN 60 NM TO
120 NM ON EITHER SIDE OF THE LINE THAT PASSES THROUGH 32N35W
26N43W 23N64W.

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

$$
MT