000 AGXX40 KNHC 220704 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 304 AM EDT WED JUL 22 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: GFS/ECMWF BLEND FOR BOTH WINDS AND SEAS. HIGH CONFIDENCE. A RIDGE EXTENDS FROM THE FLORIDA STRAITS THROUGH A 1016 MB HIGH PRESSURE CENTERED NEAR 24N86W TO THE TEXAS COAST BETWEEN HOUSTON AND CORPUS CHRISTI. OBSERVATIONS AND SCATTEROMETER DATA INDICATE LIGHT TO GENTLE WINDS PREVAIL OVER MOST OF THE REGION EXCEPT FOR MODERATE EASTERLY WINDS IN THE SOUTH-CENTRAL GULF WHICH PULSE TO 15-20 KT EACH EVENING IN RESPONSE TO A THERMAL TROUGH MOVING OFF THE YUCATAN PENINSULA INTO THE SW GULF. MODEL GUIDANCE INDICATES THE RIDGE WILL REMAIN FIRMLY ENTRENCHED ALONG 26N SEVERAL MORE DAYS WELL INTO THE WEEKEND. LIGHT TO GENTLE WINDS ARE EXPECTED WITHIN 60-90 NM OF THE RIDGE AXIS...WITH GENTLE TO MODERATE WINDS ELSEWHERE. SEAS WILL REMAIN 4 FT OR LESS OVER THE ENTIRE REGION THROUGH THE WEEKEND. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... MODEL PREFERENCE: GFS/ECMWF BLEND FOR BOTH WINDS AND SEAS. HIGH CONFIDENCE. .HIGH PRES RIDGE N OF THE AREA FROM 28N55W TO THE FLORIDA STRAITS WILL MAINTAIN MODERATE TO FRESH TRADES ACROSS MOST OF THE REGION THROUGH THE WEEKEND. WINDS WILL BE HIGHEST IN THE SOUTH-CENTRAL CARIBBEAN IN RESPONSE TO THE PRES GRADIENT BETWEEN HIGH PRES NE OF THE AREA AND LOW PRES IN NORTHERN COLOMBIA. MODEL GUIDANCE SHOWS WINDS REACHING 30 KT NEAR THE COAST OF COLOMBIA LATE SAT NIGHT AND EARLY SUN MORNING. OTHERWISE EXPECT 25 KT WINDS IN THIS AREA THROUGH THE WEEKEND WITH MAX SEAS TO 9-10 FT. A TROPICAL WAVE ALONG 81W WILL MOVE INTO CENTRAL AMERICA LATER TODAY. A WAVE IN THE CENTRAL CARIBBEAN ALONG 73W WILL REACH THE WESTERN CARIBBEAN TONIGHT AND MOVE CENTRAL AMERICA LATE THU. ANOTHER TROPICAL WAVE IN THE EASTERN CARIBBEAN ALONG 64W WILL REACH THE CENTRAL CARIBBEAN EARLY THU AND MOVE INTO THE WESTERN CARIBBEAN FRI. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: GFS/ECMWF BLEND FOR BOTH WINDS AND SEAS. HIGH CONFIDENCE. A RIDGE EXTENDING FROM 28N55W TO THE FLORIDA STRAITS WILL SHIFT FURTHER S TO 25N E OF THE BAHAMAS TODAY...WITH LITTLE CHANGE EXPECTED IN THE RIDGE AXIS THROUGH EARLY FRI...THEN RETREAT EASTWARD AND WEAKEN FRI NIGHT AND SAT WHILE A TROUGH ASSOCIATED WITH LOW PRES MOVING OFF THE SE U.S. COAST PUSHES ACROSS NORTHERN WATERS N OF 29N. A WEAK TROUGH OVER NW WATERS TODAY WILL ALLOW SW WINDS TO INCREASE IN NORTHERN WATERS W OF 70W THROUGH TONIGHT. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... NONE. .SW N ATLANTIC INCLUDING THE BAHAMAS... NONE. $$ *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 MUNDELL. NATIONAL HURRICANE CENTER.