000 AXNT20 KNHC 091110 TWDAT TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 805 AM EDT SUN MAY 09 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1045 UTC... ...TROPICAL WAVES... TROPICAL WAVE IS ALONG 25W S OF 7N MOVING W AT 10 KT. SATELLITE DERIVED WINDS INDICATE SOME LOW TO MID-LEVEL CYCLONIC FLOW AROUND THE WAVE AXIS. THE WAVE ALSO LIES IN AN AREA OF ENHANCED MOISTURE EVIDENT IN TOTAL PRECIPITABLE WATER IMAGERY. ISOLATED MODERATE CONVECTION IS FROM 5N-7N BETWEEN 20W-25W...AND FROM EQ-2N BETWEEN 24W-28W. TROPICAL WAVE IS ALONG 40W S OF 9N MOVING W 10 KT. THE WAVE REMAINS ILL-DEFINED WITH SCATTERED SHOWERS CONFINED TO THE ITCZ FROM 3N-6N BETWEEN 38W-42W. TROPICAL WAVE IS ALONG 53W S OF 9N MOVING W 10 KT. SCATTEROMETER DATA INDICATED BROAD CYCLONIC FLOW ABOUT THE WAVE AXIS. WAVE LIES EMBEDDED IN A LARGE AREA OF DEEP MOISTURE EVIDENT IN TOTAL PRECIPITABLE WATER IMAGERY. SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS FROM 4N-7N BETWEEN 51W-57W. ...THE ITCZ... ITCZ AXIS IS CENTERED FROM LIBERIA NEAR 6N10W TO 3N20W 4N25W 2N30W 6N45W TO FRENCH GUIANA AT 5N52W. BESIDES AREAS ASSOCIATED WITH TROPICAL WAVES...SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS FROM 1N-5N BETWEEN 28W-34W. ...DISCUSSION... GULF OF MEXICO... AS OF 0900 UTC...A COLD FRONT EXTENDS FROM NEAR DAYTONA BEACH FLORIDA TO THE TEXAS COAST NEAR CORPUS CHRISTIE ALONG 29N81W 27N90W 28N97W. RADAR IMAGERY INDICATES SHOWERS AND THUNDERSTORMS HAVE DISSIPATED ALONG THE FRONT. 15-20 KT NORTHERLY WINDS ARE N OF THE FRONT. MOSTLY FAIR WEATHER IS S OF THE FRONT. FURTHER W...AN AREA OF SCATTERED MODERATE CONVECTION IS NOTED INLAND OVER N MEXICO AND S TEXAS FROM 27N-29N BETWEEN 99W-103W. IN THE UPPER LEVELS...NW UPPER LEVEL WINDS DOMINATES THE ENTIRE GULF OF MEXICO. CONSIDERABLE UPPER LEVEL MOISTURE IS OVER N MEXICO...AND TEXAS. STRONG SUBSIDENCE IS OVER MOST OF THE GULF. EXPECT THE COLD FRONT TO PUSH S TO THE SE GULF AND S FLORIDA OVER THE NEXT 24 HOURS WITH SHOWERS. CARIBBEAN SEA... 10-20 KT TRADEWINDS ARE NOTED THROUGHOUT THE CARIBBEAN SEA WITH STRONGEST WINDS OVER THE N COAST OF COLOMBIA. SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS OVER N COLOMBIA AND THE GULF OF URABA FROM 7N-11N BETWEEN 72W-78W. CLUSTERS OF SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS ALSO INLAND OVER VENEZUELA FROM 9N-11N BETWEEN 69W-72W. ELSEWHERE...SCATTERED SHOWERS ARE OVER PUERTO RICO...HISPANIOLA...AND THE CENTRAL CARIBBEAN FROM 15N-20N BETWEEN 65W-75W. IN THE UPPER LEVELS...AN UPPER LEVEL RIDGE IS OVER THE CARIBBEAN WITH AXIS ALONG 65W PRODUCING UPPER LEVEL WESTERLY WINDS. EXPECT...LITTLE CHANGE OVER THE NEXT 24 HOURS. ATLANTIC OCEAN... A COLD FRONT IS OVER THE W ATLANTIC FROM OFF THE COAST OF SOUTH CAROLINA NEAR 32N74W TO NEAR DAYTONA BEACH FLORIDA. SCATTERED SHOWERS ARE OFF THE COAST OF NE FLORIDA. A 1021 MB HIGH IS CENTERED OVER THE CENTRAL ATLANTIC NEAR 31N44W PRODUCING FAIR WEATHER. A SURFACE TROUGH IS OVER THE E ATLANTIC FROM NE OF THE CANARY ISLANDS AT 32N9W TO 25N20W 24N30W. SCATTERED SHOWERS ARE WITHIN 60 NM OF THE TROUGH. FURTHER W...AN AREA OF SCATTERED SHOWERS ARE NE OF THE LEEWARD ISLANDS FROM 20N-25N BETWEEN 52W-64W MOVING W. IN THE UPPER LEVELS...AN UPPER LEVEL TROUGH IS OVER THE W ATLANTIC N OF 20N BETWEEN 60W-80W. AN UPPER LEVEL RIDGE IS OVER CENTRAL ATLANTIC N OF 20N BETWEEN 40W-60W. AN UPPER LEVEL TROUGH IS N OF 10N E OF 40W. AN UPPER LEVEL HIGH IS OVER THE TROPICAL E ATLANTIC NEAR 10N40W. EXPECT...THE COLD FRONT TO MOVE E AND REACH 32N63W IN 24 HOURS WITH SHOWERS. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORMOSA