Hazardous Weather Conditions
Last Update: 1122 PM EDT Fri Apr 18 2025
For More Weather Information:
25NM ENE Portsmouth NH
Marine Zone Forecast
Overnight
S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: S 4 ft at 5 seconds. Isolated showers.
Sat
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 7 seconds.
Sat Night
W winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 7 seconds and W 2 ft at 3 seconds.
Sun
NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: W 4 ft at 4 seconds and S 3 ft at 8 seconds.
Sun Night
NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave detail: NW 3 ft at 4 seconds and SE 2 ft at 9 seconds.
Mon
NW winds 5 to 10 kt, becoming S with gusts up to 20 kt in the afternoon. Seas around 2 ft.
Mon Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers in the evening, then showers likely after midnight.
Tue
S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Showers likely, mainly in the morning.
Tue Night
W winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Wed
W winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft.
Wed Night
S winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft.
Additional Forecasts and Information
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