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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Sunday
High: 72 °F
WNW 15kt
1-2ft
Sunday Night
Low: 60 °F
W 10kt
1ft
Monday
High: 71 °F
S 10kt
1ft
Monday Night
Low: 61 °F
SSW 10kt
1ft
Tuesday
High: 68 °F
⇑SSE 15kt
1-2ft
Tuesday Night
Low: 61 °F
SE 15kt
2ft
Wednesday
High: 70 °F
S 15kt
2ft
Wednesday Night
Low: 61 °F
WSW 15kt
2ft
Thursday
High: 70 °F
SSW 10kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:24 am EDT Jul 19, 2026
Forecast Valid: 3am EDT Jul 19, 2026-6pm EDT Jul 25, 2026

View Nearby Observations

Detailed Forecast

Sunday

WNW wind 10 to 15 kt. Sunny. Seas 1 to 2 ft.

Sunday Night

W wind around 10 kt. Mostly clear. Seas around 1 ft.

Monday

W wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 1 ft.

Monday Night

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

Tuesday

SSE wind 10 to 13 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 20 kt. Partly sunny. Seas 1 to 2 ft.

Tuesday Night

SE wind around 15 kt. Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Seas around 2 ft.

Wednesday

S wind around 15 kt. Showers, with thunderstorms also possible after 2pm. Seas around 2 ft.

Wednesday Night

WSW wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Thursday

W wind around 10 kt becoming SSW in the afternoon. Mostly 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.