National Weather Service Marine Forecast FZNT25 KNHC

FZNT25 KNHC 172053
OFFN04

NAVTEX Marine Forecast
NWS National Hurricane Center Miami, FL
453 PM EDT Fri Apr 17 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
A ridge across the northern Gulf will remain in place and slowly weaken through Sat, maintaining gentle to moderate E to SE winds across the southeast Gulf into Sun. Looking ahead, fresh to strong N to NE winds and building seas will follow a cold front moving across the northern Gulf Sat night through Sun night. The front will stall from the Florida Straits to south Texas by late Mon then dissipate through mid week.

TONIGHT
NE to E winds 10 to 15 kt. Seas 2 ft or less.

SAT
E to SE winds 5 to 10 kt. Seas 2 ft or less.

SAT NIGHT
NE winds 10 to 15 kt. Seas 2 ft or less.

SUN
N to NE winds 5 to 10 kt. Seas 2 ft or less.

SUN NIGHT
N to NE winds 15 to 20 kt. Seas 2 ft or less.

MON
NE winds 15 to 20 kt. Seas 3 to 5 ft.

MON NIGHT
NE to E winds 20 to 25 kt. Seas 4 to 6 ft.

TUE
E winds 20 to 25 kt. Seas 6 to 9 ft.

TUE NIGHT
E winds 20 to 25 kt. Seas 5 to 7 ft.

WED
E winds 15 to 20 kt. Seas 5 to 7 ft.

WED NIGHT
E winds 15 to 20 kt. Seas 4 to 6 ft.

Within 200 nm east of the coast of Florida

SYNOPSIS
Gentle to moderate NE to E winds and 3 to 5 ft seas will persist across the region into Sun, between high pressure north of the area and a weakening trough farther east. Looking ahead, a cold front is forecast to move off the coast of northeast Florida Sun night. Expect fresh to strong N to NE winds and building seas in the wake of the front as it reaches from Bermuda to the Florida Straits by late Mon, and from 31N60W to central Cuba by late Tue, before stalling and dissipating along roughly 22N through mid week.

TONIGHT
NE to E winds 10 to 15 kt S of 27N, and E to SE 5 to 10 kt N of 27N. Seas 3 ft.

SAT
E to SE winds 5 to 10 kt. Seas 3 ft.

SAT NIGHT
E winds 10 to 15 kt S of 27N, and SE 10 to 15 kt N of 27N. Seas 2 ft or less.

SUN
S winds 5 to 10 kt. Seas 2 ft or less.

SUN NIGHT
NE to E winds 5 to 10 kt, becoming E 15 to 20 kt after midnight. Seas 2 ft or less.

MON
NE winds 20 to 25 kt. Seas 4 to 6 ft.

MON NIGHT
NE winds 20 to 25 kt. Seas 5 to 7 ft.

TUE
NE to E winds 20 to 25 kt. Seas 6 to 9 ft.

TUE NIGHT
NE to E winds 20 to 25 kt. Seas 6 to 8 ft.

WED
NE to E winds 15 to 20 kt. Seas 5 to 7 ft.

WED NIGHT
NE to E winds 10 to 15 kt. Seas 4 to 6 ft.