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9NM WSW Saint Joseph MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 3:00 am CDT May 21, 2026
Forecast Valid: 4am CDT May 21, 2026-6pm CDT May 27, 2026

Thursday

E wind 10 to 15 kt becoming NNE in the afternoon. Mostly sunny. Waves 1 to 2 ft.

Thursday Night

NE wind around 10 kt becoming E in the evening. Partly cloudy. Waves 1 to 2 ft.

Friday

E wind 10 to 15 kt. A slight chance of showers after 1pm. Waves around 1 ft.

Friday Night

ENE wind around 15 kt, with gusts as high as 20 kt. Showers likely, then showers and possibly a thunderstorm after 10pm. Waves around 1 ft.

Saturday

ENE wind around 10 kt becoming NW in the afternoon. A chance of showers before 1pm. Waves around 1 ft.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers after 1am. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Sunday Night

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

Memorial Day

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

The water temperature at St. Joseph is 54 degrees and at Michigan
City is 55 degrees.

*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.