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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Today
High: 63 °F
⇑SSE 10kt
1ft
Tonight
Low: 56 °F
⇑ESE 20kt
1ft
Tuesday
High: 66 °F
S 10kt
1ft
Tuesday Night
Low: 58 °F
Light Wind
1ft
Wednesday
High: 71 °F
WSW 10kt
1ft
Wednesday Night
Low: 59 °F
Light Wind
1ft
Thursday
High: 68 °F
⇑S 10kt
1ft
Thursday Night
Low: 58 °F
Light Wind
1ft
Friday
High: 66 °F
S 15kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:30 am EDT Jun 22, 2026
Forecast Valid: 7am EDT Jun 22, 2026-6pm EDT Jun 28, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Scattered showers, mainly after 5pm. Patchy fog between 8am and 9am. Seas around 1 ft.

Tonight

S wind 5 to 8 kt becoming ESE 15 to 20 kt. Showers likely before 8pm, then rain between 8pm and 11pm, then rain and possibly a thunderstorm after 11pm. Seas around 1 ft.

Tuesday

S wind 5 to 10 kt becoming N in the morning. Showers, mainly before noon. Seas around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Seas around 1 ft.

Wednesday

WNW wind 5 to 10 kt becoming WSW in the afternoon. Sunny. Seas around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Thursday

WNW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

Friday

S wind 10 to 15 kt. Showers likely, with thunderstorms also possible after 2pm. 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.