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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 41 °F
NE 10kt
1ft
Tonight
Low: 37 °F
ENE 10kt
1ft
Wednesday
High: 47 °F
WNW 10kt
1ft
Wednesday Night
Low: 34 °F
ENE 10kt
1ft
Thursday
High: 38 °F
E 15kt
1ft
Thursday Night
Low: 35 °F
E 10kt
1ft
Friday
High: 51 °F
S 10kt
1ft
Friday Night
Low: 44 °F
SSW 15kt
2ft
Saturday
High: 51 °F
E 15kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:27 pm EDT Mar 31, 2026
Forecast Valid: 5pm EDT Mar 31, 2026-6pm EDT Apr 7, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

NE wind around 10 kt. A chance of rain. Seas around 1 ft.

Tonight

ENE wind 5 to 10 kt becoming N after midnight. Rain, mainly before 4am. Patchy fog after 8pm. Seas around 1 ft.

Wednesday

WNW wind around 10 kt becoming ENE in the afternoon. A chance of rain, mainly before 9am. Patchy fog before noon. Seas around 1 ft.

Wednesday Night

NNE wind around 10 kt becoming ENE after midnight. Mostly cloudy. Seas around 1 ft.

Thursday

E wind around 15 kt. A chance of snow and sleet before 2pm, then a chance of sleet between 2pm and 5pm, then a chance of snow and sleet after 5pm. Seas around 1 ft.

Thursday Night

E wind around 10 kt. A chance of rain, snow, and sleet before 9pm, then rain likely. Seas around 1 ft.

Friday

SSE wind around 10 kt becoming S in the afternoon. A chance of rain before 9am. Seas around 1 ft.

Friday Night

SSW wind around 15 kt becoming WSW after midnight. Winds could gust as high as 20 kt. Mostly cloudy. Seas around 2 ft.

Saturday

NW wind 10 to 15 kt becoming E in the afternoon. Partly sunny. Seas around 2 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.