000 AGXX40 KNHC 100800 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 400 AM EDT SUN MAY 10 2015 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W...AND THE SW N ATLANTIC INCLUDING THE BAHAMAS. ...GULF OF MEXICO... MODEL PREFERENCE: A BLEND OF THE OFFICIAL WITH THE LATEST AVAILABLE ECMWF AND THE NWPS. A SURFACE RIDGE WILL SPAN THE AREA FROM THE EAST CENTRAL SECTIONS...INTO THE CENTRAL GULF OF MEXICO...INTO THE SOUTHWESTERN CORNER. A SURFACE TROUGH WILL EXTEND FROM THE YUCATAN PENINSULA OF MEXICO INTO WESTERN CUBA. 20 TO 25 KNOT WINDS AND 8 FOOT SEA HEIGHTS WILL START ALONG THE COAST OF SOUTH TEXAS WILL CONTINUE FOR THE NEXT 6 HOURS OR SO. 20 TO 25 KNOT WINDS AND 8 FOOT SEA HEIGHTS WILL START IN THE COASTAL WATERS OF THE NORTHERN PART OF THE YUCATAN PENINSULA... AND THEN SPREAD SLIGHTLY MORE TO THE NORTHWEST...AND FINALLY INTO THE SOUTHWESTERN CORNER OF THE GULF OF MEXICO...FROM LATE SUNDAY NIGHT INTO MONDAY SUNRISE. THAT SAME CYCLE WILL REPEAT ITSELF FROM LATE MONDAY INTO TUESDAY SUNRISE. THE CYCLE WILL START AGAIN LATE ON TUESDAY...BUT ONLY FOR SIX HOURS OR SO BEFORE DISSIPATING. THE SEA HEIGHTS WILL START...FOR THE FIRST 24 HOURS OR SO...FROM A COMPARATIVELY LOWER VALUE OF 1 FOOT IN THE EASTERNMOST SECTIONS OF THE GULF OF MEXICO...TO 4 TO 5 FEET IN THE CENTRAL WATERS...TO 6 TO 7 FEET ALONG THE SOUTH TEXAS COAST. AN AREA OF 8 FOOT SEA HEIGHTS WILL DEVELOP NEAR 23N91W EARLY ON MONDAY...AND THEN STOP AFTER SUNRISE. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W...UPDATED MODEL PREFERENCE: A BLEND OF THE OFFICIAL WITH THE LATEST GFS AND THE LATEST NWPS...PLUS MANUAL EDITS. GALE-FORCE WINDS ARE PRESENT NOW ALONG THE COLOMBIA COAST...FROM 11N TO 14N BETWEEN 71W AND 77W. THE GALE-FORCE WINDS ARE FORECAST TO CONTINUE UNTIL AROUND SUNRISE TODAY...STOP FOR 12 HOURS OR SO...AND THEN START AGAIN LATER TONIGHT ON SUNDAY. THE GALE-FORCE WINDS WILL STOP ON MONDAY AROUND SUNRISE...AND THEN START AGAIN LATE ON MONDAY NIGHT. 20 KNOT WINDS AND 8 FOOT SEA HEIGHTS IN GENERAL WILL COVER THE CARIBBEAN SEA FROM 18N SOUTHWARD FROM 67W WESTWARD. THE MAXIMUM SEA HEIGHTS WILL RANGE FROM 13 TO 17 FEET IN THE AREAS OF THE GALE-FORCE WINDS. THE GULF OF HONDURAS WILL EXPERIENCE 20 TO 25 KNOT WINDS AROUND MIDDAY TODAY...THAT WILL STOP AROUND SUNRISE ON MONDAY...THAT WILL START AGAIN ON MONDAY NIGHT...AND THEN THAT WILL WEAKEN BY TUESDAY AROUND SUNRISE. THIS SAME CYCLE WILL START AGAIN LATE ON TUESDAY AND STOP ON WEDNESDAY AROUND SUNRISE. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: A BLEND OF THE OFFICIAL WITH THE LATEST ECMWF AND THE NWPS. TROPICAL STORM ANA HAS MOVED MORE NORTHWARD AND IS OUTSIDE THE AREA OF THIS BULLETIN. THE WIND SPEEDS ARE 20 KNOTS OR LESS AND THE SEA HEIGHTS ARE LESS THAN 8 FEET IN THE WATERS THAT BORDER THE SOUTHERN PERIPHERY OF THE EFFECTS OF THE STORM. A NORTHEAST-TO-SOUTHWEST ORIENTED SURFACE RIDGE SPANS THE ZONES THAT ARE FROM 31N65W WESTWARD AND SOUTHWESTWARD. THE RIDGE STAYS IN PLACE UNTIL EARLY ON THURSDAY MORNING WHEN A COLD FRONT REACHES THE NORTHERN EDGE OF THE FORECAST AREA. THE COLD FRONT PASSES THROUGH 31N65W TO 28N69W TO 26N77W ON THURSDAY NIGHT. THE FRONT WILL HAVE MOVED OUT OF THE AREA BY THURSDAY AROUND NOONTIME. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... GALE WARNING EARLY TODAY. GALE WARNING TONIGHT. GALE WARNING MON NIGHT. GALE CONDITIONS POSSIBLE TUE NIGHT. GALE CONDITIONS POSSIBLE WED NIGHT. .SW N ATLANTIC INCLUDING THE BAHAMAS... NONE. $$ *FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT: HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT: HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP FOR ADDITIONAL INFORMATION PLEASE VISIT: HTTP://WWW.HURRICANE WARNINGS.GOV/MARINE $$ .FORECASTER MT. NATIONAL HURRICANE CENTER.