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

Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Snow

14°F

-10°C

Humidity 62%
Wind Speed W 12 G 21 mph
Barometer 30.35 in
Dewpoint 3°F (-16°C)
Visibility 7.00 mi
Wind Chill0°F (-18°C)
Last update 20 Jan 10:35 am EST
Extended Forecast for

South Haven MI

  • Today

    Today: Mostly cloudy, with a high near 22. Wind chill values as low as -2. West wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 22 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow showers, mainly after 1am. The snow could be heavy at times. Temperature falling to near 17 by 10pm, then rising to around 23 during the remainder of the night. South wind 10 to 14 mph. Chance of precipitation is 90%. New snow accumulation of around 3 inches.

    Low: 17 °F⇑

    Slight Chance
    Snow Showers
    then Heavy
    Snow

  • Wednesday

    Wednesday: Snow showers, mainly before 1pm. The snow could be heavy at times. High near 32. West wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.

    High: 32 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 17. West wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 17 °F

    Snow Showers

  • Thursday

    Thursday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph.

    High: 24 °F

    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Snow showers likely. Mostly cloudy, with a low around 3. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 3 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely. Mostly cloudy and cold, with a high near 10. Chance of precipitation is 70%.

    High: 10 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 12.

    High: 12 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 22. Wind chill values as low as -2. West wind 14 to 16 mph, with gusts as high as 25 mph.
Tonight
Snow showers, mainly after 1am. The snow could be heavy at times. Temperature falling to near 17 by 10pm, then rising to around 23 during the remainder of the night. South wind 10 to 14 mph. Chance of precipitation is 90%. New snow accumulation of around 3 inches.
Wednesday
Snow showers, mainly before 1pm. The snow could be heavy at times. High near 32. West wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.
Wednesday Night
Snow showers. Low around 17. West wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 3. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely. Mostly cloudy and cold, with a high near 10. Chance of precipitation is 70%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 1.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 12.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 4.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 19.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 10.
Monday
A chance of snow showers. Mostly cloudy, with a high near 21.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Haven MI
 42.41°N 86.28°W (Elev. 597 ft)
Last Update:
10:04 am EST Jan 20, 2026
Forecast Valid:
10am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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