000 AGXX40 KNHC 131745 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT THU OCT 13 2011 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... A COLD FRONT EXTENDING FROM NEAR BATON ROUGE LA TO CORPUS CHRISTI TX WILL REACH THE BIG BEND OF FLORIDA TO TAMPICO MEX TONIGHT... PUSH INTO SE PORTION OF THE GULF FRI...THEN MOVE E OF THE AREA SAT. STRONG HIGH PRES WILL BUILD BEHIND THE FRONT AND INCREASE NE TO E WINDS ACROSS THE GULF THROUGH THE WEEKEND. 20 TO 25 KT WINDS CAN EXPECTED IN THE SOUTHERN GULF DUE TO A BROAD AREA OF LOW PRES THAT WILL LINGER OVER CENTRAL AMERICA NEAR THE GULF OF HONDURAS FOR SEVERAL DAYS. THIS WILL ALLOW SEAS TO BUILD TO 10 TO 12 FT IN THE SOUTHERN PORTION OF THE GULF BY SUN AND MON. SW N ATLC S OF 31N W OF 65W... A COLD FRONT WILL ENTER NW PORTION OF THE AREA LATE TONIGHT... EXTEND FROM 31N77W TO CENTRAL FLORIDA FRI...FROM 31N70W TO STRAITS OF FLORIDA SAT...THEN WEAKEN INTO A TROUGH FROM 30N65W THE CENTRAL BAHAMAS SUN. W-NW WINDS BEHIND THE FRONT FRI WILL SHIFT NE SAT AND SUN AS A HIGH PRES RIDGE BUILDS OVER THE SE U.S. THE WINDS WILL DECREASE MON AS THE HIGH WEAKENS. CARIBBEAN SEA AND TROPICAL N ATLC... SCATTEROMETER PASS AT 1246 UTC SHOWED 20 KT WINDS S OF 14N IN THE TROP N ATLC. MODEL GUIDANCE INDICATES MODERATE TO FRESH E WINDS WILL SPREAD WESTWARD INTO THE E CARIBBEAN DURING THE NEXT 24-36 HOURS. 1006 MB LOW NEAR 17N87W WILL PERSIST AS A BROAD NEARLY STATIONARY AREA OF LOW PRES OVER CENTRAL AMERICA AND THE GULF OF HONDURAS THROUGH MON. IT IS EXPECTED TO SLOWLY DEEPEN WITH WINDS AND SEAS STEADILY INCREASING IN THE NW CARIBBEAN. A SLOW-MOVING TROPICAL WAVE ALONG 43W WILL REACH THE TROPICAL N ATLC FRI NIGHT AND MOVE INTO THE EASTERN CARIBBEAN SUN. WARNINGS... GULF OF MEXICO... .NONE. CARIBBEAN SEA... .NONE. TROPICAL N ATLC... .NONE. SW N ATLC... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER MUNDELL