National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Fair

73°F

23°C

Humidity 80%
Wind Speed S 7 mph
Barometer 29.93 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 21 Jun 6:35 am EDT
Extended Forecast for

Grand Junction MI

Heat Advisory June 21, 12:00pm until June 22, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 20 percent chance of showers and thunderstorms before 7am. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. South wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Tonight

    Tonight: Clear, with a low around 77. South southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 103. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 75. South southwest wind around 8 mph, with gusts as high as 18 mph.

    Low: 75 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 8pm. Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers. Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 7am. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. South wind 8 to 14 mph, with gusts as high as 28 mph.
Tonight
Clear, with a low around 77. South southwest wind around 10 mph, with gusts as high as 25 mph.
Sunday
Sunny and hot, with a high near 95. Heat index values as high as 103. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 75. South southwest wind around 8 mph, with gusts as high as 18 mph.
Monday
Sunny and hot, with a high near 94. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 71.
Tuesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers, with thunderstorms also possible after 8pm. Partly cloudy, with a low around 67.
Wednesday
A chance of showers. Mostly sunny, with a high near 88.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
A chance of showers. Mostly sunny and hot, with a high near 91.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A chance of showers. Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Junction MI
 42.4°N 86.07°W (Elev. 696 ft)
Last Update:
6:03 am EDT Jun 21, 2025
Forecast Valid:
6am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation