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20NM SW Northport MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:24 am CDT Aug 27, 2026
Forecast Valid: 1am CDT Aug 27, 2026-6pm CDT Sep 2, 2026

Thursday

NNW wind 10 to 15 kt. Mostly cloudy, then gradually becoming sunny. Waves 1 to 2 ft.

Thursday Night

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

Friday

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

Friday Night

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

Saturday

SSW wind 10 to 15 kt. A chance of showers, mainly before 1pm. Waves 1 ft or less.

Saturday Night

S wind around 10 kt. A chance of showers. Waves around 1 ft.

Sunday

SSW wind 10 to 15 kt. A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Waves 1 to 2 ft.

Sunday Night

S wind 5 to 10 kt. Showers likely, mainly before 1am. Waves around 1 ft.

Monday

SSW wind around 10 kt. A chance of showers. Waves around 1 ft.

See the open lakes forecast for days 3 through 5.

*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.