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Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:W wind 20 to 30 kt. Rain showers likely before 4am, then rain and snow showers likely.   Waves 4 ft building to 10 ft.

      Low: 28 °F

      W 30kt
      Waves Building10ft

      Gale Warning
      Gale Warning

    • Monday

      Monday:WNW wind 30 to 35 kt. Snow showers.  Widespread freezing spray after 2pm.  Waves 12 ft building to 15 ft.

      High: 29 °FFalling Temperatures

      WNW 35kt
      Waves Building15ft

      Gale Warning
      Gale Warning

    • Monday Night

      Monday Night:NW wind 25 to 30 kt, with gusts as high as 35 kt. Snow showers likely, mainly before 1am.  Widespread freezing spray.  Waves 14 ft subsiding to 9 ft.

      Low: 20 °F

      NW 30kt
      14ftWaves Subsiding

      Gale Warning
      Gale Warning

    • Tuesday

      Tuesday:W wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Widespread freezing spray before 3pm. Mostly cloudy. Waves 8 ft subsiding to 4 ft.

      High: 26 °F

      W 25kt⇓
      8ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:SW wind 10 to 15 kt becoming S after midnight. A chance of snow showers after 1am.   Waves 2 to 3 ft.

      Low: 24 °F

      S 15kt
      2-3ft

    • Wednesday

      Wednesday:S wind 10 to 20 kt. A slight chance of snow showers before 1pm.   Waves 1 to 2 ft.

      High: 40 °F

      S 20kt
      1-2ft

    • Wednesday Night

      Wednesday Night:S wind around 10 kt. A chance of showers after 1am.   Waves 1 ft or less.

      Low: 37 °F

      S 10kt
      < 1ft

    • Thursday

      Thursday:SW wind 5 to 10 kt becoming NNW in the afternoon. A slight chance of showers.   Waves around 1 ft.

      High: 46 °F

      SW 10kt
      1ft

    • Thursday Night

      Thursday Night:N wind 5 to 10 kt becoming S after midnight. Mostly cloudy. Waves around 1 ft.

      Low: 37 °F

      S 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: 11:15 pm CDT Mar 15, 2026
Forecast Valid: 11pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

Overnight
W wind 20 to 30 kt. Rain showers likely before 4am, then rain and snow showers likely. Waves 4 ft building to 10 ft.
Monday
WNW wind 30 to 35 kt. Snow showers. Widespread freezing spray after 2pm. Waves 12 ft building to 15 ft.
Monday Night
NW wind 25 to 30 kt, with gusts as high as 35 kt. Snow showers likely, mainly before 1am. Widespread freezing spray. Waves 14 ft subsiding to 9 ft.
Tuesday
W wind 20 to 25 kt decreasing to 10 to 15 kt in the afternoon. Widespread freezing spray before 3pm. Mostly cloudy. Waves 8 ft subsiding to 4 ft.
Tuesday Night
SW wind 10 to 15 kt becoming S after midnight. A chance of snow showers after 1am. Waves 2 to 3 ft.
Wednesday
S wind 10 to 20 kt. A slight chance of snow showers before 1pm. Waves 1 to 2 ft.
Wednesday Night
S wind around 10 kt. A chance of showers after 1am. Waves 1 ft or less.
Thursday
SW wind 5 to 10 kt becoming NNW in the afternoon. A slight chance of showers. Waves around 1 ft.
Thursday Night
N wind 5 to 10 kt becoming S after midnight. Mostly cloudy. Waves around 1 ft.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 41 degrees and at Michigan
City is 38 degrees.


*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 41.99°N 86.64°W
Last Update: 11:15 pm CDT Mar 15, 2026
Forecast Valid: 11pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
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