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23NM S Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 5:22 am EST Nov 23, 2025
Forecast Valid: 9am EST Nov 23, 2025-6pm EST Nov 29, 2025

Today

SW wind 5 to 10 kt. Isolated showers after 5pm. Seas 1 to 2 ft.

Tonight

WSW wind around 10 kt becoming NNW after midnight. Scattered showers, mainly before 10pm. Seas around 2 ft.

Monday

NNW wind around 10 kt becoming WNW in the afternoon. Sunny. Seas around 2 ft.

Monday Night

WNW wind around 10 kt becoming WSW after midnight. Increasing clouds. Seas around 2 ft.

Tuesday

SW wind around 15 kt. Cloudy. Seas around 2 ft.

Tuesday Night

S wind around 10 kt. Rain, mainly after 8pm. Seas 2 to 3 ft.

Wednesday

SW wind 5 to 10 kt becoming SSE in the afternoon. Rain likely, mainly before 8am. Seas around 3 ft.

Wednesday Night

SE wind 10 to 15 kt becoming SW 15 to 20 kt after midnight. A chance of rain. Seas 3 to 4 ft.

Thanksgiving Day

W wind 20 to 25 kt, with gusts as high as 35 kt. Mostly sunny. Seas around 4 ft.

*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.