719
FZNT25 KNHC 191518
OFFN04
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1118 AM EDT WED AUG 19 2026
...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 WILL PREVAIL ACROSS THE GULF WATERS
THROUGH THE FORECAST PERIOD. A WEAK PRESSURE PATTERN WILL
SUPPORT MOSTLY GENTLE TO MODERATE WINDS AND SLIGHT TO LOCALLY
MODERATE SEAS ACROSS MUCH OF THE BASIN. A DIURNALLY INDUCED
SURFACE TROUGH WILL GENERATE FRESH TO LOCALLY STRONG WINDS NORTH
AND WEST OF THE YUCATAN PENINSULA IN THE EARLY EVENINGS. THESE
WINDS WILL SPREAD WESTWARD AWAY FROM THE YUCATAN AT NIGHT AS THE
TROUGH MIGRATES INTO THE SW GULF.
THIS AFTERNOON
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.
TONIGHT
S OF 24N, NE WINDS 10 KT. N OF 24N, NW TO N WINDS
10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT
OR LESS.
THU
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT
N OF 24N. SEAS 3 FT OR LESS.
THU NIGHT
S OF 24N, NE WINDS 10 KT. N OF 24N, N WINDS 10 KT IN
THE EVENING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI
S OF 24N, E WINDS 10 KT IN THE MORNING, BECOMING VARIABLE
LESS THAN 5 KT. N OF 24N, VARIABLE WINDS LESS THAN 5 KT. SEAS
3 FT OR LESS.
FRI NIGHT
S OF 24N, NE TO E WINDS 10 KT. N OF 24N, NW TO N
WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT.
SEAS 3 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT IN THE
AFTERNOON. SEAS 3 FT OR LESS.
SAT NIGHT
S OF 24N, NE TO E WINDS 10 KT. N OF 24N, N WINDS
10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT
OR LESS.
SUN
S OF 24N, NE WINDS 10 KT. N OF 24N, VARIABLE WINDS LESS
THAN 5 KT, BECOMING N 10 KT IN THE AFTERNOON. SEAS 3 FT OR LESS.
SUN NIGHT
S OF 24N, NE TO E WINDS 10 KT. N OF 24N, NE TO E
WINDS 10 KT IN THE EVENING, BECOMING VARIABLE LESS THAN 5 KT.
SEAS 3 FT OR LESS.
WITHIN 200 NM EAST OF THE COAST OF FLORIDA
SYNOPSIS
A STATIONARY FRONT EXTENDS FROM NEAR 31N48W TO A
1015 MB LOW NEAR 29N62W. A TROUGH EXTENDS FROM THE LOW TO 26N67W
AND TO NEAR 24N73W. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS
ARE NEAR AND TO WITHIN 120 NM SOUTHEAST AND SOUTH OF THESE
FEATURES, EXCEPT 60 NM SOUTHEAST OF THE TROUGH SOUTH OF 26N. THE
STATIONARY FRONT WILL WEAKEN TO A FRONTAL TROUGH TODAY. ELSEWHERE,
A WEAK PRESSURE GRADIENT WILL SUPPORT MAINLY LIGHT TO GENTLE
WINDS, LOCALLY MODERATE, ACROSS MUCH OF THE AREA NORTH OF 22N
THROUGH THE WEEK AND INTO THE WEEKEND. MODERATE TO LOCALLY FRESH
TRADES ARE EXPECTED SOUTH OF ABOUT 22N, ESPECIALLY OFF NORTHERN
HISPANIOLA THROUGH THE PERIOD.
THIS AFTERNOON
NW TO N WINDS 5 TO 10 KT S OF 27N, AND SW TO W
5 TO 10 KT N OF 27N. SEAS 2 TO 3 FT. ISOLATED SHOWERS AND
THUNDERSTORMS N OF 26N.
TONIGHT
S OF 27N, SW TO W WINDS LESS THAN 5 KT, SHIFTING TO SE
TO S LATE. N OF 27N, SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. ISOLATED
SHOWERS AND THUNDERSTORMS N OF 26N.
THU
SE TO S WINDS LESS THAN 5 KT S OF 27N, AND S TO SW 5 TO
10 KT N OF 27N. SEAS 2 TO 3 FT. ISOLATED SHOWERS AND
THUNDERSTORMS N OF 26N.
THU NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
FRI
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SUN
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SUN NIGHT
SE TO S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
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