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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Tonight
Low: 61 °F
SSE 10kt
1ft
Thursday
High: 65 °F
SSE 15kt
1ft
Thursday Night
Low: 62 °F
Light Wind
1ft
Friday
High: 71 °F
Light Wind
1-2ft
Friday Night
Low: 62 °F
N 10kt
1-2ft
Saturday
High: 66 °F
NNE 10kt
1ft
Saturday Night
Low: 58 °F
N 10kt
1ft
Sunday
High: 66 °F
N 10kt
1ft
Sunday Night
Low: 57 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:23 pm EDT Sep 2, 2026
Forecast Valid: 8pm EDT Sep 2, 2026-6pm EDT Sep 9, 2026

View Nearby Observations

Detailed Forecast

Tonight

ESE wind 5 to 10 kt becoming SSE after midnight. Rain, with thunderstorms also possible after 5am. Patchy fog after midnight. Seas around 1 ft.

Thursday

SSE wind 10 to 15 kt becoming S in the afternoon. Rain and possibly a thunderstorm before noon, then a chance of showers, mainly between noon and 2pm. Patchy fog before 10am. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. Increasing clouds. Seas around 1 ft.

Friday

Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Seas 1 to 2 ft.

Friday Night

WNW wind 5 to 10 kt becoming N after midnight. Partly cloudy. Seas 1 to 2 ft.

Saturday

NNE wind around 10 kt. Mostly sunny. Seas around 1 ft.

Saturday Night

N wind around 10 kt. Partly cloudy. Seas around 1 ft.

Sunday

N wind around 10 kt. Sunny. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Seas around 1 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.