For More Weather Information:

12NM SSE Alpena MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 9:11 pm EDT Sep 19, 2026
Forecast Valid: 9pm EDT Sep 19, 2026-6pm EDT Sep 26, 2026

Tonight

Variable winds 5 kt or less. Isolated showers after 2am. Waves 1 ft or less.

Sunday

NNE wind 5 to 10 kt. Isolated showers before 8am. Waves 1 ft or less.

Sunday Night

NNE wind 10 to 15 kt, with gusts as high as 25 kt. Mostly cloudy. Waves 1 ft or less.

Monday

ENE wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

Monday Night

ENE wind around 10 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

ENE wind 10 to 15 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

E wind 10 to 15 kt. Partly cloudy. Waves 1 ft or less.

Wednesday

E wind 10 to 15 kt. Mostly sunny. Waves 1 ft or less.

Wednesday Night

ESE wind 5 to 10 kt. Partly cloudy. Waves 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.