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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]

Today
High: 58 °F
S 15kt
1-2ft

Small Craft Advisory
Tonight
Low: 48 °F
S 20kt
2-3ft

Small Craft Advisory
Thursday
High: 55 °F
SW 15kt
1-2ft
Thursday Night
Low: 42 °F
Light Wind
< 1ft
Friday
High: 48 °F
N 10kt
< 1ft
Friday Night
Low: 40 °F
N 10kt
< 1ft
Saturday
High: 56 °F
Light Wind
< 1ft
Saturday Night
Low: 49 °F
SSE 15kt
< 1ft
Sunday
High: 67 °F
SSE 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:45 am CDT Apr 8, 2026
Forecast Valid: 10am CDT Apr 8, 2026-6pm CDT Apr 14, 2026

View Nearby Observations

Detailed Forecast

Today

S wind around 15 kt, with gusts as high as 25 kt. Partly sunny. Waves 1 to 2 ft.

Tonight

S wind 15 to 20 kt, with gusts as high as 30 kt. Showers likely, mainly after 5am. Waves 2 to 3 ft.

Thursday

SW wind 5 to 15 kt becoming NW in the afternoon. Showers likely, mainly before 7am. Waves 1 to 2 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Waves 1 ft or less.

Friday

N wind around 10 kt. Showers likely before 1pm. Waves 1 ft or less.

Friday Night

N wind 5 to 10 kt. Mostly clear. Waves 1 ft or less.

Saturday

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

Saturday Night

E wind 5 to 15 kt becoming SSE after midnight. A chance of showers. Waves 1 ft or less.

Sunday

SSE wind around 15 kt, with gusts as high as 25 kt. A slight chance of showers. Waves 1 to 2 ft.

The water temperature at St. Joseph is 45 degrees and at Michigan
City is 44 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.