000
AXNT20 KNHC 290534
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
105 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 0515 UTC.

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

THE MONSOON TROUGH PASSES THROUGH COASTAL LIBERIA NEAR 7N11W
TO 5N13W 4N18W AND 3N21W. THE ITCZ CONTINUES FROM 3N21W...
CROSSING THROUGH THE EQUATOR ALONG 30W...REMAINING ALONG
THE EQUATOR BETWEEN 30W AND 40W...AND CONTINUING INTO
NORTHEASTERN COASTAL BRAZIL NEAR 1S47W. WIDELY SCATTERED TO 
SCATTERED MODERATE AND ISOLATED STRONG CONVECTIVE PRECIPITATION
COVERS THE AREA FROM 4N TO THE BRAZIL COAST BETWEEN 48W AND 51W.
SCATTERED STRONG CONVECTIVE PRECIPITATION IS FROM 1N TO THE 
AFRICA COAST BETWEEN 1W AND 6W...AND FROM 3N TO 4N BETWEEN
9W AND 11W. ISOLATED MODERATE CONVECTIVE PRECIPITATION IS
ELSEWHERE TO THE SOUTH OF 5N TO THE EAST OF 48W.

...DISCUSSION...

THE GULF OF MEXICO...
BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW SPANS THE AREA.
A SURFACE RIDGE PASSES THROUGH THE EASTERN FLORIDA PANHANDLE
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 70W FROM 
HISPANIOLA NORTHWARD. A SURFACE TROUGH 31N72W 28N71W 27N71W.
AN UPPER LEVEL TROUGH PASSES THROUGH 32N22W TO 30N10W. 
AN UPPER LEVEL SHORTWAVE TROUGH IS ALONG 41W/42W FROM 22N TO 
30N. A COLD FRONT PASSES THROUGH 32N26W TO 30N30W AND 28N37W.
A STATIONARY FRONT CONTINUES FROM 28N37W TO 26N50W 27N58W AND
25N68W. RAINSHOWERS ARE POSSIBLE FROM 24N TO 27N BETWEEN
56W AND 70W. 

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

$$
MT