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Manitowoc WI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 2:36 am CDT Aug 18, 2026
Forecast Valid: 3am CDT Aug 18, 2026-6pm CDT Aug 24, 2026

Tuesday

W wind 8 to 11 kt. A slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Tuesday Night

W wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms, mainly before 9pm. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming S 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.

Wednesday Night

SSE wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

S wind 7 to 10 kt becoming SW after midnight. A chance of showers and thunderstorms after 1am. Waves 1 ft or less.

Friday

SW wind 7 to 12 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

Friday Night

SW wind 6 to 9 kt becoming NW after midnight. A chance of showers and thunderstorms before 1am. Waves 1 ft or less.

Saturday

NW wind 8 to 10 kt becoming N in the afternoon. A chance of showers and thunderstorms after 1pm. 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.