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Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:27 am EDT Jun 21, 2026
Forecast Valid: 1am EDT Jun 21, 2026-6pm EDT Jun 27, 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

Sunday

Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 4pm. Seas 1 ft or less.

Sunday Night

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

Monday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. A chance of showers, mainly between 4pm and 5pm. Seas 1 ft or less.

Monday Night

SE wind 5 to 10 kt becoming E after midnight. Showers, mainly after 7pm. Seas 1 ft or less.

Tuesday

N wind 5 to 10 kt becoming NNW in the afternoon. A chance of showers before 1pm. Seas 1 ft or less.

Tuesday Night

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

Wednesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Wednesday Night

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

Thursday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

*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.