000 AXNT20 KNHC 110605 TWDAT TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 105 AM EST FRI MAR 11 2011 TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHERN SECTION 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0515 UTC. ...THE ITCZ... FROM THE LIBERIA COAST NEAR 6N10W TO 6N16W TO 1N25W...CROSSING THE EQUATOR ALONG 35W...INTO BRAZIL NEAR 2S47W. WIDELY SCATTERED TO SCATTERED MODERATE RAINSHOWERS TO ISOLATED STRONG THUNDERSTORMS ARE FROM 05S TO 4N BETWEEN 13W AND 53W. ...DISCUSSION... FROM THE ATLANTIC OCEAN THAT IS TO THE WEST OF 70W INTO THE GULF OF MEXICO AND THE NORTHWESTERN CARIBBEAN SEA... MIDDLE LEVEL TO UPPER LEVEL CYCLONIC FLOW COVERS THE U.S.A. TO THE EAST OF 100W...AND THE GULF OF MEXICO. THE CYCLONIC FLOW ACCOMPANIES A TROUGH THAT SUPPORTS A COLD FRONT THAT PASSES THROUGH 32N77W IN THE ATLANTIC OCEAN...ON TOP OF LAKE OKEECHOBEE IN FLORIDA...TO THE NORTHERN YUCATAN PENINSULA... TO WESTERN GUATEMALA. A SURFACE RIDGE PASSES THROUGH EAST TEXAS...THE BORDER OF THE DEEP SOUTH OF TEXAS AND EXTREME NORTHEASTERN MEXICO...INTO THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO. POSSIBLE RAINSHOWERS ARE TO THE NORTH OF 27N BETWEEN 75W AND 78W IN THE ATLANTIC OCEAN. RAINSHOWERS ARE POSSIBLE FROM GUATEMALA TO 20N BETWEEN 85W AND 93W. ANOTHER LINE OF SHOWERS HAD BEEN MOVING SOUTHWARD...FROM 18N TO 20N BETWEEN 78W AND 85W. THAT PRECIPITATION APPEARS TO HAVE WEAKENED AND DISSIPATED WITH TIME. THE REST OF THE CARIBBEAN SEA... BROKEN LOW LEVEL TO MIDDLE LEVEL CLOUDS AND POSSIBLE RAINSHOWERS ARE FROM 12N TO 18N BETWEEN 73W AND 84W. RAINSHOWERS ARE POSSIBLE TO THE EAST OF 70W...IN CLUSTERS OF BROKEN LOW TO MIDDLE LEVEL CLOUDS THAT ARE MOVING SOUTHWESTWARD FROM THE ATLANTIC OCEAN. THE REST OF THE ATLANTIC OCEAN TO THE EAST OF 70W... A CYCLONIC CIRCULATION CENTER IS NEAR 27N49W IN WATER VAPOR IMAGERY. BROAD CYCLONIC FLOW COVERS THE ATLANTIC OCEAN TO THE NORTH OF 16N BETWEEN 40W AND 65W. A DISSIPATING STATIONARY FRONT EXTENDS FROM A 1015 MB LOW PRESSURE CENTER THAT IS NEAR 31N56W TO 30N50W TO 25N45W. ONE SURFACE TROUGH IS ALONG 24N46W 20N50W 18N59W. BROKEN LOW LEVEL CLOUDS AND POSSIBLE PRECIPITATION ARE WITHIN 30 NM TO 60 NM ON EITHER SIDE OF 18N60W 19N50W 24N44W. A SECOND SURFACE TROUGH IS ALONG 22N42W 18N46W. BROAD CYCLONIC FLOW IN WATER VAPOR IMAGERY COVERS THE AREA THAT IS TO THE NORTH OF 24N TO THE EAST OF 30W. A 1006 MB LOW PRESSURE CENTER IS NEAR 33N18W. ISOLATED MODERATE RAINSHOWERS ARE TO THE NORTH OF 27N BETWEEN 15W AND 24W INCLUDING ACROSS THE CANARY ISLANDS. BROKEN LOW LEVEL CLOUDS AND POSSIBLE PRECIPITATION ARE WITHIN 60 NM ON EITHER SIDE OF 21N41W 15N47W. BROKEN LOW CLOUDS AND POSSIBLE PRECIPITATION ARE FROM 17N TO 25N BETWEEN 20W AND 40W. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ MT