000 AXNT20 KNHC 062354 TWDAT TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 705 PM EST SUN MAR 06 2016 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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 2315 UTC. ...SPECIAL FEATURES... A GALE WARNING HAS BEEN ISSUED BY METEO-FRANCE FOR THE AREAS OF AGADIR AND TARFAYA IN METAREA II. NORTHERLY GALE-FORCE WINDS ARE FORECAST TO CONTINUE TONIGHT. PLEASE REFER TO THE METEO-FRANCE HIGH SEAS FORECAST...LISTED UNDER THE FOLLOWING LINKS...MARINE...BULLETINS EXPERTISES... GRAND LARGE...METAREA II...OR ON THE WEBSITE... WWW.METEOFRANCE.COM/PREVISIONS-METEO- MARINE/BULLETIN/ GRANDLARGE/METAREA2. A FRONTAL SYSTEM WILL MOVE ACROSS THE W ATLANTIC ENHANCING WINDS/SEAS. GALE FORCE WINDS ARE EXPECTED TO DEVELOP ON 07/1800 UTC N OF 28N BETWEEN 54W AND 62W WITH WINDS 30 TO 35 KT AND SEAS 9 TO 12 FT. GALE CONDITIONS WILL LAST FOR 24 HOURS AFTER ONSET. PLEASE REFER TO THE LATEST HIGH SEAS FORECAST PRODUCT UNDER AWIPS/WMO HEADERS HSFAT2/FZNT02 KNHC FOR MORE DETAILS. ...ITCZ/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS ACROSS AFRICA ENTERING THE E TROPICAL ATLANTIC NEAR 08N13W AND EXTENDS TO 03N20W WHERE THE ITCZ BEGINS AND CONTINUES TO 00N30W TO THE COAST OF SOUTH AMERICA NEAR 02S44W. ISOLATED MODERATE CONVECTION IS FROM 02N-03S BETWEEN 31W- 38W...AND FROM 00N-03N BETWEEN 38W-51W. ...DISCUSSION... GULF OF MEXICO... A 1023 MB HIGH IS CENTERED OVER CENTRAL GEORGIA. A RIDGE AXIS EXTENDS S TO THE YUCATAN PENINSULA. 10-15 KT ANTICYCLONIC WINDS ARE NOTED OVER THE GULF OF MEXICO WITH FAIR WEATHER. IN THE UPPER LEVELS...ZONAL FLOW IS NOTED WITH STRONG SUBSIDENCE. EXPECT IN 24 HOURS FOR THE HIGH TO MOVE TO THE COAST OF NORTH CAROLINA. WINDS OVER THE GULF WILL THEN VEER AND BE FROM THE SE. SOME SCATTERED SHOWERS MAY ADVECT TO THE YUCATAN CHANNEL. FAIR WEATHER WILL PERSIST OVER THE REMAINDER OF THE GULF. CARIBBEAN SEA... THE SOUTHERN TIP OF A QUASI-STATIONARY FRONT EXTENDS TO THE WINDWARD PASSAGE. PRE-FRONTAL SHOWERS ARE OVER HISPANIOLA. 15- 20 KT NE WINDS ARE OVER THE WESTERN CARIBBEAN. A RATHER LAX SURFACE PRESSURE GRADIENT OVER THE REMAINDER OF THE CARIBBEAN ARE PRODUCING 10-15 KT TRADEWINDS. RADAR IMAGERY SHOWS SCATTERED SHOWERS OVER PUERTO RICO. MORE SCATTERED SHOWERS ARE OVER THE SOUTHERN WINDWARD ISLANDS AND N VENEZUELA. ELSEWHERE... SCATTERED SHOWERS ARE OVER THE W CARIBBEAN..CENTRAL AMERICA... AND THE YUCATAN PENINSULA W OF 80W. IN THE UPPER LEVELS... A BROAD RIDGE IS OVER THE CARIBBEAN WITH STRONG SUBSIDENCE S OF 16N. EXPECT OVER THE NEXT 24 HOURS FOR AN INCREASE OF SHOWERS OVER THE NORTHERN LEEWARD ISLANDS. HISPANIOLA... SCATTERED SHOWERS ARE OVER HISPANIOLA. EXPECT LITTLE CHANGE OVER THE NEXT 24 HOURS. ATLANTIC OCEAN... A QUASI-STATIONARY FRONT EXTENDS FROM THE CENTRAL ATLANTIC AT 31N39W TO THE WINDWARD PASSAGE AT 20N73W. SCATTERED SHOWERS ARE WITHIN 240 NM E OF THE FRONT. A FORMING COLD FRONT IS OVER THE W ATLANTIC FROM 31N71W TO THE CENTRAL BAHAMAS AT 25N76W. SCATTERED SHOWERS ARE WITHIN 60 NM E OF THE FRONT. A LARGE 1034 MB HIGH IS CENTERED OVER THE AZORES NEAR 41N29W. METEO-FRANCE HAS GALE WARNINGS ALONG THE COAST OF MOROCCO NEAR 30N10W. SEE ABOVE. OF NOTE IN THE UPPER LEVELS...AN UPPER LEVEL TROUGH IS OVER THE W ATLANTIC SUPPORTING THE W ATLANTIC FORMING FRONT. UPPER LEVEL DIFFLUENCE E OF THE UPPER LEVEL TROUGH IS ENHANCING SHOWERS N OF20N BETWEEN 50W-62W. EXPECT IN 24 HOURS FOR THE W ATLANTIC FORMING FRONT TO MERGE WITH THE QUASI-STATIONARY FRONT WITH SHOWERS. FOR ADDITIONAL INFORMATION PLEASE VISIT WWW.HURRICANES.GOV/MARINE $$ FORMOSA