Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

For More Weather Information:

Grand Rapids, MI Local Forecast Office

South Haven MI

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. A slight chance of showers before 1pm.   Waves 1 ft or less.

      High: 48 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds less than 5 kt becoming S 5 to 8 kt after midnight. Mostly cloudy. Waves 1 ft or less.

      Low: 38 °F

      ⇑S 8kt
      < 1ft

    • Friday

      Friday:SW wind 7 to 9 kt becoming WNW in the afternoon. Mostly cloudy. Waves 1 ft or less.

      High: 49 °F

      SW 9kt
      < 1ft

    • Friday Night

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

      Low: 37 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds less than 5 kt becoming SW 5 to 7 kt in the morning. Mostly sunny. Waves 1 ft or less.

      High: 53 °F

      ⇑SW 7kt
      < 1ft

    • Saturday Night

      Saturday Night:SSW wind 5 to 9 kt. Partly cloudy. Waves 1 ft or less.

      Low: 42 °F

      SSW 9kt
      < 1ft

    • Sunday

      Sunday:W wind 9 to 13 kt becoming NNE in the morning. Winds could gust as high as 22 kt. A chance of showers before 1pm.   Waves 1 ft or less.

      High: 52 °F

      N 13kt
      < 1ft

    • Sunday Night

      Sunday Night:N wind around 14 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 ft or less.

      Low: 30 °F

      N 14kt
      < 1ft

    • Monday

      Monday:NNW wind 9 to 12 kt, with gusts as high as 18 kt. Mostly sunny. Waves 1 ft or less.

      High: 41 °F

      NNW 12kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:03 am CDT Mar 19, 2026
Forecast Valid: 11am CDT Mar 19, 2026-6pm CDT Mar 25, 2026

View Nearby Observations

Detailed Forecast

Today
Variable winds 5 kt or less. A slight chance of showers before 1pm. Waves 1 ft or less.
Tonight
Variable winds less than 5 kt becoming S 5 to 8 kt after midnight. Mostly cloudy. Waves 1 ft or less.
Friday
SW wind 7 to 9 kt becoming WNW in the afternoon. Mostly cloudy. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming SW 5 to 7 kt in the morning. Mostly sunny. Waves 1 ft or less.
Saturday Night
SSW wind 5 to 9 kt. Partly cloudy. Waves 1 ft or less.
Sunday
W wind 9 to 13 kt becoming NNE in the morning. Winds could gust as high as 22 kt. A chance of showers before 1pm. Waves 1 ft or less.
Sunday Night
N wind around 14 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 ft or less.
Monday
NNW wind 9 to 12 kt, with gusts as high as 18 kt. Mostly sunny. Waves 1 ft or less.

*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: 42.41°N 86.28°W
Last Update: 11:03 am CDT Mar 19, 2026
Forecast Valid: 11am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
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