000
AXNT20 KNHC 301156
TWDAT 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
705 AM EST MON JAN 30 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 1115 UTC.

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

THE MONSOON TROUGH PASSES THROUGH COASTAL GUINEA NEAR 10N14W
TO 4N18W. THE ITCZ CONTINUES FROM 4N18W TO 3N20W 1N34W...
CROSSING THE EQUATOR ALONG 38W...INTO NORTHEASTERN BRAZIL
NEAR 2S45W. RAINSHOWERS ARE POSSIBLE TO THE SOUTH OF 10N
BETWEEN AFRICA AND SOUTH AMERICA.

...DISCUSSION...

THE GULF OF MEXICO...
AN UPPER LEVEL CYCLONIC CIRCULATION CENTER IS MEXICO NEAR 
27N104W. UPPER LEVEL SOUTHWESTERLY WIND FLOW MOVES FROM THE 
EASTERN PACIFIC OCEAN...OFF THE MEXICO COAST FROM 10N TO 20N 
BETWEEN 100W AND 110W...ACROSS MEXICO AND OVER THE GULF OF 
MEXICO...BEYOND FLORIDA INTO THE ATLANTIC OCEAN. A SURFACE
RIDGE EXTENDS FROM A 1030 MB HIGH PRESSURE CENTER THAT IS IN 
SOUTH CENTRAL ALABAMA...TO THE MIDDLE TEXAS COAST...ALONG THE 
COAST OF TEXAS AND MEXICO...FINALLY TO 20N97W AND THE ISTHMUS
OF TEHUANTEPEC OF MEXICO.

THE CARIBBEAN SEA...
AN UPPER LEVEL RIDGE PASSES THROUGH NORTHWESTERN VENEZUELA AND 
NORTHERN COASTAL COLOMBIA BEYOND THE MONA PASSAGE. RAINSHOWERS
ARE POSSIBLE IN BROKEN LOW LEVEL CLOUDS THAT ARE MOVING WESTWARD
WITH THE SURFACE-TO-LOW LEVEL TRADEWIND FLOW.

THE ATLANTIC OCEAN...
AN UPPER LEVEL RIDGE PASSES THROUGH THE MONA PASSAGE...TO 27N61W 
BEYOND 32N58W. A SURFACE RIDGE EXTENDS FROM A 1025 MB HIGH 
PRESSURE CENTER THAT IS NEAR 30N51W TO 27N63W AND THE BAHAMAS
NEAR 24N76W. A COLD FRONT PASSES THROUGH 32N67W TO 31N69W.
A SEPARATE STATIONARY FRONT IS ALONG 31N69W...THROUGH THE 
NORTHERN BAHAMAS NEAR 26N77W AND THE FLORIDA STRAITS...TO 
COASTAL CUBA NEAR 23N83W. BROKEN MULTILAYERED CLOUDS AND 
POSSIBLE PRECIPITATION ARE WITHIN 60 NM ON EITHER SIDE OF THE 
LINE THAT PASSES THROUGH 32N65W TO 27N74W TO 24N82W 22N88W.
AN UPPER LEVEL TROUGH EXTENDS FROM A CYCLONIC CIRCULATION CENTER 
THAT IS NEAR 36N26W...THROUGH 26N33W TO 14N42W. RAINSHOWERS ARE
POSSIBLE TO THE NORTH OF 22N BETWEEN AFRICA AND 31W.

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

$$
MT