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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
Light Wind
< 1ft
Tonight
Low: 67 °F
S 10kt
< 1ft
Friday
High: 80 °F
SSW 15kt
1-2ft
Friday Night
Low: 64 °F
SW 15kt
1-2ft
Saturday
High: 76 °F
SW 10kt
< 1ft
Saturday Night
Low: 63 °F
Light Wind
< 1ft
Sunday
High: 79 °F
NNE 10kt
< 1ft
Sunday Night
Low: 66 °F
NE 10kt
< 1ft
Monday
High: 81 °F
ESE 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: 9:47 am CDT Jun 4, 2026
Forecast Valid: 11am CDT Jun 4, 2026-6pm CDT Jun 10, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

S wind around 10 kt. Partly cloudy. Waves 1 ft or less.

Friday

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

Friday Night

SW wind 10 to 15 kt. Showers and possibly a thunderstorm before 4am, then showers likely. Waves 1 to 2 ft.

Saturday

SW wind 5 to 10 kt becoming NW in the afternoon. A chance of showers, with thunderstorms also possible after 7am. Waves 1 ft or less.

Saturday Night

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

Sunday

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

Sunday Night

NE wind 5 to 10 kt becoming ESE after midnight. Partly cloudy. Waves 1 ft or less.

Monday

ESE wind around 10 kt. A slight chance of showers and thunderstorms after 1pm. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 53 degrees and at Michigan
City is 56 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.