Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

For More Weather Information:

Northern Indiana Local Forecast Office

9NM WSW Saint Joseph MI

Marine Point Forecast

[NOTICE]
    • Tonight

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

      Low: 74 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:S wind 5 to 10 kt becoming W in the afternoon. Scattered showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm.   Waves 1 ft or less.

      High: 84 °F

      S 10kt
      < 1ft

    • Saturday Night

      Saturday Night:W wind 5 to 10 kt becoming N after midnight. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 74 °F

      N 10kt
      < 1ft

    • Sunday

      Sunday:NNE wind around 10 kt. A slight chance of thunderstorms before 7am, then a slight chance of showers after 1pm.   Waves around 1 ft.

      High: 79 °F

      NNE 10kt
      1ft

    • Sunday Night

      Sunday Night:N wind 5 to 10 kt becoming E after midnight. A slight chance of showers.   Waves around 1 ft.

      Low: 71 °F

      N 10kt
      1ft

    • Monday

      Monday:ESE wind around 10 kt. A slight chance of showers.   Waves 1 ft or less.

      High: 81 °F

      ESE 10kt
      < 1ft

    • Monday Night

      Monday Night:E wind around 10 kt. A slight chance of showers after 1am.   Waves 1 ft or less.

      Low: 72 °F

      E 10kt
      < 1ft

    • Tuesday

      Tuesday:S wind 5 to 10 kt. A slight chance of showers and thunderstorms before 1pm.   Waves 1 ft or less.

      High: 87 °F

      S 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:S wind 5 to 10 kt. A slight chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 78 °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: 6:33 pm CDT Jul 18, 2025
Forecast Valid: 6pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025

View Nearby Observations

Detailed Forecast

Tonight
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Saturday
S wind 5 to 10 kt becoming W in the afternoon. Scattered showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Waves 1 ft or less.
Saturday Night
W wind 5 to 10 kt becoming N after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.
Sunday
NNE wind around 10 kt. A slight chance of thunderstorms before 7am, then a slight chance of showers after 1pm. Waves around 1 ft.
Sunday Night
N wind 5 to 10 kt becoming E after midnight. A slight chance of showers. Waves around 1 ft.
Monday
ESE wind around 10 kt. A slight chance of showers. Waves 1 ft or less.
Monday Night
E wind around 10 kt. A slight chance of showers after 1am. Waves 1 ft or less.
Tuesday
S wind 5 to 10 kt. A slight chance of showers and thunderstorms before 1pm. Waves 1 ft or less.
Tuesday Night
S wind 5 to 10 kt. A slight chance of showers and thunderstorms. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature at St. Joseph is 75 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: 6:33 pm CDT Jul 18, 2025
Forecast Valid: 6pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025
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