000
AXNT20 KNHC 010626 RRA
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
105 AM EST WED FEB 01 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 SIERRA LEONE NEAR
7N12W TO 4N19W. THE ITCZ CONTINUES FROM 4N19W TO 2N30W 3N42W...
INTO EXTREME NORTHEASTERN BRAZIL ALONG THE EQUATOR AT 52W.
ISOLATED MODERATE RAINSHOWERS ARE TO THE SOUTH OF 10N TO THE
EAST OF 52W.

...DISCUSSION...

THE GULF OF MEXICO...
UPPER LEVEL SOUTHWESTERLY WIND FLOW MOVES ACROSS THE AREA.
A SURFACE RIDGE EXTENDS FROM A 1030 MB ATLANTIC OCEAN HIGH 
PRESSURE CENTER THAT IS NEAR 34N67W...THROUGH 31N79W...ACROSS
SOUTHERN ALABAMA...SOUTHWESTERN COASTAL LOUISIANA...INTO SOUTH
CENTRAL TEXAS. A SURFACE TROUGH IS ALONG 95W/96W FROM 18N TO 
26N. RAINSHOWERS ARE POSSIBLE FROM 22N TO 28N BETWEEN 91W AND 
THE MEXICO/TEXAS COASTS. 

THE CARIBBEAN SEA...
BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW SPANS THE AREA.
GALE-FORCE WINDS ARE OBSERVED AND FORECAST FROM 11N TO 13N 
BETWEEN 74W AND 77W IN THE COASTAL WATERS OF COLOMBIA.
SEA HEIGHTS RANGE FROM 10 TO 15 FT. THESE CONDITIONS ARE 
FORECAST FOR THE NEXT 48 HOURS.

THE ATLANTIC OCEAN...
A COLD FRONT PASSES THROUGH 32N48W 30N56W AND 29N59W.
A STATIONARY FRONT CONTINUES FROM 29N59W TO 27N67W. THE
STATIONARY FRONT IS DISSIPATING FROM 27N67W TO 25N75W JUST
TO THE EAST OF THE BAHAMAS. RAINSHOWERS ARE POSSIBLE IN BROKEN
MULTILAYERED CLOUDS WITHIN 75 NM ON EITHER SIDE OF THE LINE THAT 
PASSES THROUGH 32N47W 30N56W 28N66W 24N80W. AN UPPER LEVEL TROUGH
PASSES THROUGH 32N15W TO 22N31W 15N46W 8N55W. NO SIGNIFICANT 
DEEP CONVECTIVE PRECIPITATION IS APPARENT SOLELY BASED ON 
SATELLITE IMAGERY. 

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

$$
MT