000
AXNT20 KNHC 291111
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
705 AM EST WED FEB 29 2012

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...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL 
ANALYSIS.

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 1045 UTC.

...THE ITCZ/THE MONSOON TROUGH...

THE MONSOON TROUGH PASSES THROUGH COASTAL LIBERIA NEAR 7N11W TO 
5N13W AND 2N22W. THE ITCZ CONTINUES FROM 2N22W...CROSSING THE
EQUATOR ALONG 28W...CONTINUING INTO NORTHEASTERN COASTAL BRAZIL 
NEAR 5S43W. SCATTERED STRONG CONVECTIVE PRECIPITATION IS FROM 
THE EQUATOR TO 3N BETWEEN 47W AND 52W. SCATTERED STRONG 
CONVECTIVE PRECIPITATION ALSO IS FROM THE EQUATOR TO 4N TO THE 
EAST OF 8W...AND FROM THE EQUATOR TO 5N BETWEEN 11W AND 14W...
AND FROM 1S TO 3S BETWEEN 33W AND 35W. ISOLATED MODERATE 
CONVECTIVE PRECIPITATION IS ELSEWHERE TO THE SOUTH OF 5N TO THE 
EAST OF 51W...AND TO THE SOUTH OF 10N BETWEEN 54W AND 60W.

...DISCUSSION...

THE GULF OF MEXICO...
BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW SPANS THE AREA.
A SURFACE RIDGE PASSES THROUGH NORTHEASTERN FLORIDA TO THE 
CENTRAL GULF OF MEXICO...TO THE SOUTHWESTERN CORNER OF THE AREA.

THE CARIBBEAN SEA...
BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW SPANS THE AREA.
GALE-FORCE WINDS ARE BEING OBSERVED AND FORECAST IN THE WATERS 
THAT ARE OFF THE COLOMBIA COAST FROM 11N TO 13N BETWEEN 73W AND 
77W. SEA HEIGHTS ARE AND/OR WILL BE RANGING FROM 10 TO 15 FT.
LITTLE CHANGE IS EXPECTED DURING THE NEXT 48 HOURS.
 
THE ATLANTIC OCEAN...
A MIDDLE LEVEL TO UPPER LEVEL TROUGH IS ALONG 69W/70W FROM 
HISPANIOLA NORTHWARD. AN UPPER LEVEL TROUGH PASSES THROUGH 
32N19W TO 30N24W AND 28N37W. AN UPPER LEVEL SHORTWAVE TROUGH
IS ALONG 38W/39W FROM 20N TO 30N. A COLD FRONT PASSES THROUGH 
32N23W TO 30N30W AND 28N37W. A STATIONARY FRONT CONTINUES FROM 
28N37W TO 26N50W AND 25N68W. RAINSHOWERS ARE POSSIBLE FROM 23N 
TO 29N BETWEEN 50W AND 73W. 

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

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MT