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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Saturday
High: 74 °F
W 10kt
1ft
Saturday Night
Low: 66 °F
Light Wind
< 1ft
Sunday
High: 80 °F
S 10kt
< 1ft
Sunday Night
Low: 72 °F
SW 10kt
< 1ft
Monday
High: 78 °F
SW 10kt
< 1ft
Monday Night
Low: 71 °F
Light Wind
< 1ft
Tuesday
High: 76 °F
Light Wind
< 1ft
Tuesday Night
Low: 69 °F
Light Wind
< 1ft
Wednesday
High: 74 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:31 am CDT Aug 8, 2026
Forecast Valid: 4am CDT Aug 8, 2026-6pm CDT Aug 14, 2026

View Nearby Observations

Detailed Forecast

Saturday

W wind 5 to 10 kt becoming NNW in the afternoon. A slight chance of showers between 7am and 9am. Waves around 1 ft.

Saturday Night

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

Sunday

S wind around 10 kt. A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Waves 1 ft or less.

Sunday Night

SW wind around 10 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.

Monday

SW wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.

Wednesday

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

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 68 degrees and at Michigan
City is 69 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.