000 AXNT20 KNHC 022354 TWDAT TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 805 PM EDT FRI APR 02 2010 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...METEOROLOGICAL ANALYSIS...WEATHER OBSERVATIONS...AND RADAR. BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 2350 UTC... ...THE ITCZ... FROM SOUTHERN SIERRA LEONE NEAR 7N11W...WESTWARD ALONG 4N20W 3N30W 2N40W TO NORTHEASTERN BRAZIL NEAR EQ48W. ISOLATED MODERATE SHOWERS TO LOCALLY STRONG THUNDERSTORMS ARE WITHIN 140 NM ON EITHER SIDE OF THE AXIS BETWEEN 22W AND 40W. ...DISCUSSION... THE GULF OF MEXICO... AN UPPER LEVEL TROUGH IS SWINGING OVER TEXAS...SUPPORTING A COLD FRONT THAT IS MOVING OVER NORTHEAST MEXICO AND WILL BE ENTERING THE NORTHWEST GULF WATERS OVER THE NEXT 24 HOURS. AT THE MOMENT...WEATHER CONDITIONS CONTINUE TO BE FAIR WITH SOUTHEAST FLOW ACROSS THE GULF...UNDER THE INFLUENCE OF THE UPPER LEVEL HIGH PRESSURE NOW LOCATED OVER THE EASTERN BASIN AND FLORIDA PENINSULA...EXPECTED TO MOVE OUT OF THE AREA BY SATURDAY LATE MORNING. THE CARIBBEAN SEA... THE SOUTHERN TIP OF A COLD FRONT ENTERS THE DISCUSSION AREA THROUGH SAINT KITTS AND NEVIS...EXTENDING WESTWARD ALONG 17N63W 17N68W 16N74W. BROKEN TO OVERCAST MULTILAYERED CLOUDS AND ISOLATED SHOWERS ARE WITHIN 80 NM ON EITHER SIDE OF THE FRONT. NORTHERLY WINDS 5-15 KT ARE BEHIND THE FRONT. EASTERLY WINDS 5-15 KT ARE SOUTH OF 16N AND WEST OF 74W. WATER VAPOR IMAGERY SHOWS MID TO UPPER LEVEL SUBSIDENCE OF AIR WEST OF 74W...KEEPING FAIR WEATHER OVER MOST OF THE CENTRAL AND WESTERN CARIBBEAN. OVER THE NEXT 24 HOURS LOOK FOR THE FRONT TO CONTINUE TO SHIFT EAST-SOUTHEAST AS IT SLOWLY DISSIPATES. THE ATLANTIC OCEAN... DRY AIR IN SUBSIDENCE IS OVER THE FAR WESTERN ATLANTIC WEST OF 72W. AN OCCLUDED 1003 MB LOW PRESSURE SYSTEM ENTERS THE DISCUSSION AREA NEAR 30N55W. A COLD FRONT RELATED TO THIS LOW ENTERS THE DISCUSSION AREA THROUGH 32N50W AND CONTINUES SOUTHWEST ALONG 23N55W ENTERING THE EASTERN CARIBBEAN TROUGH THROUGH SAINT KITTS AND NEVIS. MULTI-LAYERED CLOUDS SCATTERED SHOWERS ARE WITHIN 250 NM EAST OF THE FRONT. THIS SYSTEM IS SUPPORTED BY A DEEP LAYERED TROUGH STACKED OVER THE OCCLUDED LOW. SATELLITE IMAGERY SHOWS AN AREA OF WEAK CYCLONIC CIRCULATION NEAR 28N28W. A REMNANT CLOUD LINE EXTENDS SOUTHWEST FROM THE CIRCULATION ALONG 20N35W TO 18N47W. THIS SYSTEM IS SUPPORTED BY A RATHER WEAK UPPER LEVEL TROUGH NORTH OF 22N BETWEEN 22W AND 32W. LOOK FOR THE OCCLUDED LOW TO SLOWLY MOVE NORTHEAST PUSHING THE FRONTAL CONVECTION ACROSS THE CENTRAL ATLANTIC. EXPECT FAIR WEATHER OVER THE WESTERN ATLANTIC TO CONTINUE OVER THE NEXT 24 HOURS. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ GARCIA