540
FZNT25 KNHC 230856
OFFN04
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
456 AM EDT THU JUL 23 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
TROPICAL STORM BERTHA IS SOUTH OF THE LOUISIANA
COAST NEAR 29.0N 92.2W, OR ABOUT 95 NM SOUTHWEST OF NEW ORLEANS,
LOUISIANA AT 5 AM EDT. IT IS MOVING WEST AT 11 KT. MAXIMUM
SUSTAINED WINDS ARE 40 KT WITH GUSTS TO 50 KT, AND THE MINIMUM
CENTRAL PRESSURE IS 1003 MB. BERTHA WILL MOVE NEAR OR ALONG THE LOUISIANA
AND UPPER TEXAS COASTS THROUGH THIS AFTERNOON, AND THEN MOVE FARTHER
INLAND INTO TEXAS THIS EVENING AND TONIGHT. BERTHA IS EXPECTED TO
DISSIPATE INLAND OVER TEXAS BY TONIGHT OR FRI. IN THE WAKE OF
BERTHA, A HIGH PRESSURE CENTER WILL BECOME ESTABLISHED OVER THE NE
GULF THROUGH FRI, THEN SHIFT TO THE CENTRAL GULF. THE HIGH
PRESSURE WILL PROVIDE FOR A LIGHT TO GENTLE WIND FLOW ACROSS THE
BASIN, EXCEPT FOR PULSING MODERATE TO FRESH WINDS OFF THE YUCATAN
PENINSULA AND NEAR NE MEXICO AND THE TEXAS COAST THROUGH THE
WEEKEND.
TODAY
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ISOLATED SHOWERS
AND THUNDERSTORMS.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ISOLATED
SHOWERS AND THUNDERSTORMS.
FRI
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ISOLATED
SHOWERS AND THUNDERSTORMS.
FRI NIGHT
E WINDS 10 KT. SEAS 3 TO 4 FT. ISOLATED SHOWERS AND
THUNDERSTORMS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT.
SAT NIGHT
S OF 24N, NE TO E WINDS 10 KT IN THE EVENING.
VARIABLE WINDS LESS THAN 5 KT LATE. N OF 24N, VARIABLE
WINDS LESS THAN 5 KT IN THE EVENING. SEAS 2 TO 4 FT.
SUN
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SUN NIGHT
S OF 24N, VARIABLE WINDS LESS THAN 5 KT. N OF 24N,
VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW 10 KT LATE. SEAS
2 TO 4 FT.
MON
NW WINDS 10 KT. SEAS 2 TO 4 FT.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 2 TO
WITHIN 200 NM EAST OF THE COAST OF FLORIDA
SYNOPSIS
A TROUGH THAT EXTENDS FROM NEAR 29N70W TO THE
SOUTHEASTERN BAHAMAS AND TO THE WINDWARD PASSAGE WILL CONTINUE
WESTWARD TO CENTRAL AND SOUTH FLORIDA FRI. SCATTERED SHOWERS AND
THUNDERSTORMS WILL ACCOMPANY THE TROUGH. FRESH TRADE WINDS ARE
EXPECTED OFFSHORE HISPANIOLA, INCLUDING APPROACHES TO THE WINDWARD
PASSAGE THROUGH SAT NIGHT. MODERATE OR WEAKER WINDS ALONG WITH
MODERATE SEAS ARE FORECAST ELSEWHERE. LOOKING AHEAD, A COLD FRONT
WILL APPROACH THE WATERS EAST OF NORTHERN FLORIDA SAT NIGHT
THROUGH SUN NIGHT, PRECEDED BY FRESH TO STRONG SOUTHWEST WINDS
NORTH OF ABOUT 28N AND EAST OF 75W.
TODAY
NE TO E WINDS 10 TO 15 KT S OF 27N, AND E 10 TO 15 KT N
OF 27N. SEAS 3 TO 4 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ISOLATED SHOWERS
AND THUNDERSTORMS.
FRI
E TO SE WINDS 10 TO 15 KT S OF 27N, AND E TO SE 5 TO 10 KT
N OF 27N. SEAS 3 TO 4 FT S OF 27N, AND 2 TO 3 FT N OF 27N.
ISOLATED SHOWERS AND THUNDERSTORMS.
FRI NIGHT
E TO SE WINDS 10 TO 15 KT S OF 27N, AND SE 5 TO
10 KT N OF 27N. SEAS 3 TO 4 FT S OF 27N, AND 2 TO 3 FT N OF 27N.
ISOLATED SHOWERS AND THUNDERSTORMS.
SAT
SE TO S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SAT NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SUN
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
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