061
FZNT25 KNHC 210321
OFFN04
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1121 PM EDT MON JUL 20 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
AS OF 11 PM EDT, RECENTLY UPGRADED TROPICAL STORM
BERTHA IS LOCATED OVER THE NE GULF DRIFTING ERRATICALLY. IT IS
FORECAST TO ASSUME A NORTHWESTWARD MOTION TONIGHT AND TUE
MORNING, FOLLOWED BY A WEST-NORTHWESTWARD OR WESTWARD MOTION. ON
THE FORECAST TRACK, BERTHA WILL MOVE NEAR OR ALONG THE NORTHERN
GULF COAST DURING THE NEXT SEVERAL DAYS. MEANWHILE, ATLANTIC HIGH
PRESSURE WILL EXTEND WESTWARD TO JUST E OF FLORIDA THROUGH WED,
THEN EXTEND WESTWARD TO THE CENTRAL GULF AFTERWARD.
OVERNIGHT
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING SE
TO S 10 KT EARLY IN THE MORNING. N OF 24N, S TO SW WINDS 10 TO
15 KT. SEAS 4 TO 6 FT IN NW TO N SWELL.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
E WINDS 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
E WINDS 10 KT. SEAS 3 TO 4 FT.
SAT
S OF 24N, SE WINDS 10 KT, SHIFTING TO NE TO E EARLY IN THE
EVENING. N OF 24N, E TO SE WINDS 10 KT IN THE LATE MORNING AND
EARLY AFTERNOON, BECOMING VARIABLE LESS THAN 5 KT. SEAS 2 TO 4 FT.
SAT NIGHT
NE TO E WINDS 10 KT, SHIFTING TO SE TO S EARLY IN
THE MORNING. SEAS 2 TO 4 FT.
WITHIN 200 NM EAST OF THE COAST OF FLORIDA
SYNOPSIS
A SURFACE TROUGH LOCATED OVER THE CENTRAL ATLANTIC
FROM 27N56W TO 19N58W WILL MOVE WESTWARD REACHING NEAR 70W BY
WED AFTERNOON AND TO NEAR 75W BY THU MORNING. MODERATE TO FRESH
WINDS AND MODERATE SEAS ARE EXPECTED ON EITHER SIDE OF THE
TROUGH AXIS. FRESH TO LOCALLY STRONG TRADE WINDS ARE EXPECTED
OFFSHORE HISPANIOLA, INCLUDING APPROACHES TO THE WINDWARD PASSAGE
THROUGH THE FORECAST PERIOD. MODERATE OR WEAKER WINDS ALONG WITH
MODERATE SEAS ARE FORECAST ELSEWHERE E OF THE BAHAMAS THROUGH FRI,
EXCEPT S OF 23N E OF ABOUT 77W WHERE MOSTLY FRESH TRADES ARE
EXPECTED THROUGH THE PERIOD.
OVERNIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
TUE NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT, SUBSIDING TO
2 TO 3 FT.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU
E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
FRI NIGHT
SE 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 3 TO 4 FT.
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