000 AXNT20 KNHC 110605 TWDAT TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 205 AM EDT MON APR 11 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0545 UTC. ...SPECIAL FEATURES... CARIBBEAN GALE WARNING...1006 MB LOW PRESSURE OVER NORTHERN COLOMBIA NEAR 09N74W COMBINED WITH HIGH PRESSURE RIDGING NE OF THE BASIN IS RESULTING IN A TIGHT PRESSURE GRADIENT. WINDS WILL INCREASE TO GALE FORCE OFFSHORE OF THE NORTHWEST COAST OF COLOMBIA THIS MORNING NEAR 0600 UTC. WINDS WILL DIMINISH BELOW GALE FORCE AT SUNRISE OR AROUND 1200 UTC. SEAS DURING THE PERIOD OF STRONGEST WINDS WILL BUILD FROM 8 TO 12 FT. PLEASE REFER TO THE HIGH SEAS FORECAST PRODUCT UNDER AWIPS/WMO HEADER MIAHSFAT2/FZNT02 KNHC. ...ITCZ/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS ACROSS SIERRA LEONE AFRICA INTO THE E TROPICAL ATLC NEAR 07N12W TO 05N13W. THE INTERTROPICAL CONVERGENCE ZONE AXIS BEGINS NEAR 05N13W AND CONTINUES ALONG 02N23W TO 01S32W TO THE COAST OF NORTHERN BRAZIL NEAR 02S40W. SCATTERED MODERATE CONVECTION IS FROM 06S TO 01N W OF 26W. ...DISCUSSION... GULF OF MEXICO... A 1030 MB HIGH PRESSURE CENTER LOCATED OVER NORTH CAROLINA OFFSHORE WATERS EXTENDS A RIDGE TO THE SW-W ACROSS THE NORTHERN GULF COAST TO NEAR CORPUS CHRISTI TEXAS. MODERATE TO LOCALLY STRONG SE RETURN FLOW PREVAILS ACROSS THE BASIN UNDER THIS PATTERN...WITH LITTLE CHANGE ANTICIPATED THROUGH MON NIGHT. FOR THE OFFSHORE ZONE OF THE NORTHERN AND WESTERN YUCATAN PENINSULA FRESH TO STRONG WINDS WILL HAPPEN DURING THE EVENING AND OVERNIGHT HOURS FOR THE NEXT 2 DAYS. A NEW COLD FRONT WILL MOVE INTO THE NW WATERS TUE MORNING...WEAKENING AS IT ATTEMPTS TO TRANSIT ACROSS THE NORTHERN GULF WATERS THROUGH TUE NIGHT. OTHERWISE...FOG IS BEING REPORTED IN THE FAR NW BASIN N OF 26N W OF 93W. VESSELS TRANSITING NEAR THIS ZONE SHOULD EXERCISE CAUTION AS VISIBILITIES MAY BE LESS THAN 3 MILES. CARIBBEAN SEA... THERE IS A GALE FORCE WARNING FOR THE SW CARIBBEAN. SEE SPECIAL FEATURES SECTION FOR DETAILS. THE TAIL END OF A DISSIPATING STATIONARY FRONT IS OVER OFFSHORE WATERS OF NW HAITI. SHALLOW MOISTURE IN THE VICINITY OF THE FRONT ALONG WITH A DIFFLUENT ENVIRONMENT ALOFT ACROSS THE NORTHERN-CENTRAL CARIBBEAN SUPPORT SCATTERED TO ISOLATED SHOWERS OVER HAITI AND WESTERN DOMINICAN REPUBLIC. OTHERWISE...MODERATE TO FRESH TRADES WILL PREVAIL DURING THE NEXT 48 HOURS...EXCEPT PULSING TO FRESH TO STRONG NEAR THE WINDWARD PASSAGE AND IN THE LEE OF EASTERN CUBA EARLY THIS MORNING. HISPANIOLA... THE TAIL END OF A DISSIPATING STATIONARY FRONT IS OVER OFFSHORE WATERS OF NW HAITI. SHALLOW MOISTURE IN THE VICINITY OF THE FRONT ALONG WITH A DIFFLUENT ENVIRONMENT ALOFT ACROSS THE NORTHERN-CENTRAL CARIBBEAN SUPPORT SCATTERED TO ISOLATED SHOWERS OVER HAITI AND WESTERN DOMINICAN REPUBLIC. FRESH TO STRONG WINDS ARE PULSING IN THE WINDWARD PASSAGE AND THE LEE OF EASTERN CUBA EARLY THIS MORNING. WEATHER CONDITIONS ARE FORECAST TO PERSIST THROUGH TUE AS THE REMNANTS OF THE FRONT LINGER AND A SURFACE TROUGH APPROACHES THE ISLAND FROM THE EAST. ATLANTIC OCEAN... A STATIONARY FRONT IS OVER THE SW N ATLANTIC FROM 31N58W TO 22N69W WHERE IT STARTS TO DISSIPATE. SCATTERED MODERATE CONVECTION IS N OF 24N WITHIN 60-120 NM EITHER SIDE OF THE FRONT WITH SCATTERED SHOWERS S OF 24N NEAR THE BOUNDARY. THE FRONT WILL CONTINUE TO WEAKEN AS IT REMAINS NEARLY STATIONARY MON. THE FRONT REMNANTS WILL GRADUALLY DEGENERATE INTO A SURFACE TROUGH WHILE DRIFTING W-NW THROUGH TUE AFTERNOON. WEAK HIGH PRES RIDGING EXTENDING FROM A 1030 MB HIGH PRESSURE CENTER LOCATED OVER NORTH CAROLINA ADJACENT WATERS WILL PERSIST W OF THE FRONT THROUGH THE EARLY PART OF THE WEEK. OTHERWISE...A 1031 MB HIGH PRESSURE CENTER N OF THE AREA NEAR 39N39W WILL DOMINATE THE REMAINDER OF THE BASIN E OF THE FRONT WHERE MODERATE TO FRESH TRADES WILL PREVAIL. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ RAMOS