Last Update: 225 PM EDT Wed Sep 2 2026

View Nearby Observations

For More Weather Information:

Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast


This Afternoon
E winds around 5 kt. Seas around 2 ft.
Tonight
SE winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 4 seconds and SE 2 ft at 11 seconds. Rain after midnight. Patchy fog after midnight with vsby 1 nm or less.
Thu
S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave detail: SE 3 ft at 4 seconds and SE 2 ft at 10 seconds. Patchy fog in the morning. Rain with a chance of tstms in the morning, then a chance of showers in the afternoon. Vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon.
Thu Night
N winds around 5 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 6 seconds.
Fri
NW winds around 5 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave detail: SE 3 ft at 6 seconds.
Fri Night
W winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. Wave detail: SE 3 ft at 7 seconds.
Sat
N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sat Night
N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sun
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft.
Sun Night
NW winds 5 to 10 kt. Seas 2 to 3 ft.

winds and seas higher in and near tstms.




Winds and seas higher in and near tstms.
Basemap Options
Click map to change the forecast location
Loading map...
225 PM EDT Wed Sep 2 2026
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data