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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Mostly Cloudy

68°F

20°C

Humidity 88%
Wind Speed N 10 mph
Barometer 29.81 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 7:35 am EDT
Extended Forecast for

South Haven MI

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 77. North northeast wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable after midnight.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Light and variable wind becoming north northwest 5 to 9 mph in the morning.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. North northwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Light and variable wind becoming west southwest 5 to 8 mph in the morning.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    T-storms

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 77. North northeast wind 9 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 77. Light and variable wind becoming north northwest 5 to 9 mph in the morning.
Monday Night
Clear, with a low around 57. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 79. Light and variable wind becoming west southwest 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.25°W (Elev. 650 ft)
Last Update:
7:03 am EDT Aug 2, 2026
Forecast Valid:
7am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation