For More Weather Information:

Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:N wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy. Waves 7 to 8 ft.

      Low: 66 °F

      N 20kt
      7-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:N wind around 15 kt, with gusts as high as 20 kt. Partly sunny. Waves 4 to 6 ft.

      High: 70 °F

      N 15kt
      4-6ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:N wind 5 to 15 kt becoming E after midnight. Mostly clear. Waves 4 ft subsiding to 1 ft.

      Low: 64 °F

      N 15kt
      4ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 73 °F

      Light Wind
      < 1ft

    • Thursday Night

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

      Low: 66 °F

      Light Wind
      < 1ft

    • Friday

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

      High: 77 °F

      Light Wind
      < 1ft

    • Friday Night

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

      Low: 67 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 80 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind 5 to 10 kt. A slight chance of showers and thunderstorms after 1am.   Waves 1 ft or less.

      Low: 73 °F

      SSW 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: 8:45 pm CDT Jul 21, 2026
Forecast Valid: 10pm CDT Jul 21, 2026-6pm CDT Jul 28, 2026

View Nearby Observations

Detailed Forecast

Tonight
N wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy. Waves 7 to 8 ft.
Wednesday
N wind around 15 kt, with gusts as high as 20 kt. Partly sunny. Waves 4 to 6 ft.
Wednesday Night
N wind 5 to 15 kt becoming E after midnight. Mostly clear. Waves 4 ft subsiding to 1 ft.
Thursday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Friday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Saturday Night
SSW wind 5 to 10 kt. A slight chance of showers and thunderstorms after 1am. Waves 1 ft or less.

The water temperature at St. Joseph is 72 degrees and at Michigan
City is 73 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 41.99°N 86.64°W
Last Update: 8:45 pm CDT Jul 21, 2026
Forecast Valid: 10pm CDT Jul 21, 2026-6pm CDT Jul 28, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data