000 AXNT20 KNHC 232316 TWDAT TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 705 PM EST SAT JAN 23 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 986 MB STORM LOW CENTERED OFF THE COAST OF VIRGINIA NEAR 38N74W SUPPORTS A STRONG COLD FRONT THAT EXTENDS S ACROSS THE W ATLANTIC FROM 32N67W THROUGH THE CENTRAL BAHAMAS INTO E CUBA NEAR 21N76W. GALE FORCE WINDS ARE OCCURRING ON BOTH SIDES OF THE FRONT N OF 26N WITHIN 300 NM E OF FRONT...AND N OF 26N W OF THE FRONT TO 79W. THESE CONDITIONS WILL CONTINUE OVER THE NEXT 24 HOURS. PLEASE SEE THE LATEST NWS HIGH SEAS FORECAST UNDER AWIPS/WMO HEADERS MIAHSFAT2/FZNT02 KNHC FOR MORE DETAILS. A TIGHT SURFACE PRESSURE GRADIENT OVER THE NE GULF OF MEXICO IS SUPPORTING GALE FORCE NORTHERLY WIND GUSTS MAINLY N OF 25N AND E OF 86W. EXPECT FOR WINDS TO SUBSIDE THIS EVENING. PLEASE SEE THE LATEST NWS HIGH SEAS FORECAST UNDER AWIPS/WMO HEADERS MIAHSFAT2/FZNT02 KNHC FOR MORE DETAILS. ...ITCZ/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM THE AFRICAN COAST NEAR 07N12W TO 03N15W...WHERE THE ITCZ BEGINS AND CONTINUES TO 02N29W TO THE COAST OF SOUTH AMERICA NEAR 02S44W. NO SIGNIFICANT CONVECTION IS OBSERVED IN THE VICINITY OF THESE FEATURES AT THIS TIME. ...DISCUSSION... GULF OF MEXICO... A GALE WARNING IS IN EFFECT OVER THE NE GULF OF MEXICO. PLEASE SEE THE SECTION ABOVE FOR MORE DETAILS. GENTLE TO MODERATE NORTHERLY WINDS PREVAIL OVER THE REMAINDER OF THE BASIN. A SURFACE RIDGE IS BUILDING ACROSS THE GULF WATERS IN THE WAKE OF A STRONG COLD FRONT WHICH IS CURRENTLY MOVING ACROSS THE W- CENTRAL CARIBBEAN. OVER THE NEXT 24 HOURS...HIGH PRESSURE WILL PREVAIL ACROSS THE BASIN WITH FAIR WEATHER. CARIBBEAN SEA... A COLD FRONT EXTENDS ACROSS THE W-CENTRAL CARIBBEAN FROM 11N84W TO E CUBA NEAR 20N77W WITH SCATTERED SHOWERS WITHIN 100 NM E AND W OF THE FRONT. SCATTEROMETER DATA DEPICTS FRESH TO STRONG NW WINDS BEHIND THE FRONTAL BOUNDARY WHILE MODERATE TO FRESH TRADES PREVAIL E OF THE FRONT. SHALLOW MOISTURE TRANSPORTED BY THE TRADES IS GENERATING ISOLATED SHOWERS ACROSS THE EASTERN PORTION OF THE BASIN MAINLY E OF 68W. EXPECT OVER THE NEXT 24 HOURS FOR THE COLD FRONT TO EXTEND FROM HISPANIOLA TO COSTA RICA WITH SHOWERS. ...HISPANIOLA... CLOUDINESS AND ISOLATED SHOWERS ARE OVER THE ISLAND AS A COLD FRONT APPROACHES FROM THE W. THIS FRONT WILL CONTINUE MOVING E AND ACROSS THE ISLAND OVER THE NEXT 24 HOURS WITH CONVECTION. PERIODS OF LOCALLY HEAVY RAIN ARE POSSIBLE. ATLANTIC OCEAN... A GALE WARNING IS IN EFFECT ACROSS THE W ATLANTIC DUE TO A COLD FRONT THAT EXTENDS FROM 32N67W THROUGH THE CENTRAL BAHAMAS INTO E CUBA NEAR 21N76W. PLEASE SEE THE SECTION ABOVE FOR DETAILS. A PRE-FRONTAL TROUGH ACCOMPANIES THIS BOUNDARY EXTENDING FROM 21N75W TO 30N67W.SCATTERED MODERATE CONVECTION IS OBSERVED BETWEEN 62W-69W. TO THE E...ANOTHER FRONTAL SYSTEM EXTENDS ACROSS THE CENTRAL ATLANTIC...ANALYZED AS A WARM FRONT FROM 25N61W TO 22N57W...THEN AS A STATIONARY FRONT FROM 22N57W TO 22N46W. A COLD FRONT THEN EXTENDS FROM 22N46W TO 32N28W. ISOLATED CONVECTION PREVAILS ALONG THESE BOUNDARIES. TO THE N OF THESE FRONTS...A 1022 SURFACE HIGH IS CENTERED NEAR 29N50W. EXPECT OVER THE NEXT 24 HOURS FOR THE COLD FRONTS TO CONTINUE MOVING E WITH CONVECTION. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ ERA