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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Wednesday
High: 73 °F
S 10kt
< 1ft
Wednesday Night
Low: 65 °F
S 10kt
< 1ft
Thursday
High: 70 °F
WSW 10kt
< 1ft
Thursday Night
Low: 63 °F
Light Wind
< 1ft
Friday
High: 71 °F
N 10kt
< 1ft
Friday Night
Low: 64 °F
N 10kt
1ft
Saturday
High: 75 °F
NE 10kt
< 1ft
Saturday Night
Low: 66 °F
NE 10kt
< 1ft
Sunday
High: 81 °F
SSE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:47 am CDT Jun 24, 2026
Forecast Valid: 4am CDT Jun 24, 2026-6pm CDT Jun 30, 2026

View Nearby Observations

Detailed Forecast

Wednesday

S wind 5 to 10 kt becoming E in the afternoon. A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Waves 1 ft or less.

Wednesday Night

S wind around 10 kt becoming WSW after midnight. Showers and thunderstorms likely, mainly before midnight. Waves 1 ft or less.

Thursday

WSW wind 5 to 10 kt becoming N in the afternoon. Mostly sunny. Waves 1 ft or less.

Thursday Night

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

Friday

ENE wind 5 to 10 kt becoming N in the afternoon. A chance of showers. Waves 1 ft or less.

Friday Night

N wind 5 to 10 kt becoming E after midnight. Partly cloudy. Waves around 1 ft.

Saturday

E wind 5 to 10 kt becoming NE in the afternoon. Sunny. Waves 1 ft or less.

Saturday Night

NE wind 5 to 10 kt becoming ESE after midnight. A slight chance of showers. Waves 1 ft or less.

Sunday

SSE wind around 10 kt. Mostly sunny. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 51 degrees and at Michigan
City is 50 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.