779
FZNT25 KNHC 162121
OFFN04
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
521 PM EDT SAT AUG 16 2025
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED
COASTAL WATERS FORECASTS...
SOUTHEAST GULF OF AMERICA
SYNOPSIS
HIGH PRESSURE ACROSS THE AREA WILL ALLOW FOR
GENERALLY LIGHT TO GENTLE WINDS AND SLIGHT SEAS DURING THE
FORECAST PERIOD.
TONIGHT
NE WINDS 10 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND
THUNDERSTORMS.
SUN
NE TO E WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS
THAN 5 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND
THUNDERSTORMS.
SUN NIGHT
NE WINDS 10 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND
THUNDERSTORMS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS
AND THUNDERSTORMS.
MON NIGHT
S OF 24N, NE WINDS 10 KT IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. N OF 24N, VARIABLE WINDS LESS THAN 5 KT.
SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT IN THE
AFTERNOON. SEAS 3 FT OR LESS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW 10 KT IN
THE AFTERNOON. SEAS 3 FT OR LESS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING S 10 KT
LATE. SEAS 3 FT OR LESS.
WITHIN 200 NM EAST OF THE COAST OF FLORIDA
SYNOPSIS
MAJOR HURRICANE ERIN IS NEAR 20.0N 64.0W AT 5 PM
EDT, AND IS MOVING WEST AT 13 KT. MAXIMUM SUSTAINED WINDS ARE 140
KT WITH GUSTS TO 170 KT, AND THE MINIMUM CENTRAL PRESSURE IS 915
MB. ERIN WILL MOVE TO NEAR 20.4N 65.7W LATE TONIGHT, MAINTAIN
INTENSITY AS IT MOVES TO NEAR 21.4N 67.6W SUN AFTERNOON, TO NEAR
22.7N 69.2W LATE SUN NIGHT WITH MAXIMUM SUSTAINED WINDS 135 KT
GUSTS TO 165 KT, AND CONTINUE TO SLOWLY WEAKEN AS IT MOVES TO NEAR
24.0N 70.2W MON AFTERNOON, TO NEAR 25.5N 70.9W LATE MON NIGHT,
AND TO NEAR 27.3N 71.3W TUE AFTERNOON WITH MAXIMUM SUSTAINED WINDS
120 KT GUSTS TO 145 KT. ERIN IS FORECAST TO CHANGE LITTLE IN
INTENSITY AS IT MOVES TO NEAR 31.7N 70.8W WED AFTERNOON, AND
CONTINUE TO WEAKEN AS IT PULLS WELL NORTH OF 31N THROUGH THU
NIGHT. SWELLS GENERATED BY ERIN WILL AFFECT PORTIONS OF THE
NORTHERN LEEWARD ISLANDS, THE VIRGIN ISLANDS, PUERTO RICO,
HISPANIOLA, AND THE TURKS AND CAICOS ISLANDS THROUGH THE REST OF
THE WEEKEND. THESE SWELLS WILL SPREAD TO THE BAHAMAS, BERMUDA, AND
THE EAST COAST OF THE UNITED STATES EARLY NEXT WEEK. OTHERWISE,
HIGH PRESSURE WILL RIDGING WILL BEGIN TO RIDGE SOUTHWARD OFF THE
SOUTHEAST U.S. ON SUN. THE GRADIENT BETWEEN THE RIDGE AND ERIN
WILL PROMOTE MODERATE TO FRESH NORTH TO NORTHEAST WINDS OFFSHORE
NORTHERN FLORIDA TO NEAR 74W FROM MON THROUGH WED. IN THE WAKE OF
ERIN, HIGH PRESSURE WILL BUILD WEST-SOUTHWESTWARD ALONG 24N/25N
THROUGH THU NIGHT.
TONIGHT
E WINDS 10 TO 15 KT S OF 27N, AND E 5 TO 10 KT N OF
27N. SEAS 2 FT OR LESS.
SUN
S OF 27N, E WINDS 5 TO 10 KT. N OF 27N, S WINDS LESS THAN
5 KT, SHIFTING TO NW TO N IN THE AFTERNOON. SEAS 2 FT OR LESS.
SUN NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
MON
N WINDS 5 TO 10 KT S OF 27N, AND N TO NE 10 TO 15 KT N OF
27N. SEAS 5 TO 7 FT IN E SWELL.
MON NIGHT
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
NW TO N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN E SWELL.
TUE NIGHT
NW WINDS 5 TO 10 KT. SEAS 6 TO 8 FT IN NE TO E
SWELL.
WED
W TO NW WINDS 5 TO 10 KT. SEAS 6 TO 8 FT IN NE TO E SWELL.
WED NIGHT
W WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN NE SWELL.
THU
W WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN NE SWELL.
THU NIGHT
SE TO S WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN NE
SWELL.
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