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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

23°F

-5°C

Humidity 58%
Wind Speed NW 10 mph
Barometer 30.01 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 1 Jan 10:35 am EST
Extended Forecast for

South Haven MI

  • New Year's Day

    New Year's Day: Snow showers likely, mainly after 3pm. Cloudy, with a high near 25. West wind around 11 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

    High: 25 °F

    Cloudy then
    Snow Showers
    Likely

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm. Cloudy, with a steady temperature around 23. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    Likely then
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 28. West northwest wind around 11 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. West northwest wind 6 to 8 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 31. North wind 5 to 7 mph becoming west in the afternoon.

    High: 31 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    Showers

  • Monday

    Monday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

New Year's Day
Snow showers likely, mainly after 3pm. Cloudy, with a high near 25. West wind around 11 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers likely, mainly before 7pm. Cloudy, with a steady temperature around 23. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Mostly cloudy, with a high near 28. West northwest wind around 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 20. West northwest wind 6 to 8 mph.
Saturday
Mostly cloudy, with a high near 31. North wind 5 to 7 mph becoming west in the afternoon.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly cloudy, with a high near 30.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 40.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
Last Update:
10:26 am EST Jan 1, 2026
Forecast Valid:
10am EST Jan 1, 2026-6pm EST Jan 7, 2026
 
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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