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 >

Hazardous Weather Conditions

Current conditions at

Lone Rock Tri-County Regional Airport (KLNR)

Lat: 43.21°NLon: 90.19°WElev: 712ft.

Overcast

11°F

-12°C

Humidity 64%
Wind Speed W 5 mph
Barometer 30.06 in (1018.8 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 1 Jan 9:56 am CST
Extended Forecast for

4 Miles SSW Spring Green WI

  • New Year's Day

    New Year's Day: Snow likely, mainly before noon. Cloudy, with a high near 18. West wind around 5 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 18 °F

    Snow Likely

  • Tonight

    Tonight: Partly cloudy, with a low around 7. Calm wind becoming west around 5 mph.

    Low: 7 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 22. Northwest wind around 5 mph.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 26. Calm wind becoming west around 5 mph.

    High: 26 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 7. Calm wind.

    Low: 7 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 28. Calm wind becoming south around 5 mph in the afternoon.

    High: 28 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22. South wind around 5 mph.

    Low: 22 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

New Year's Day
Snow likely, mainly before noon. Cloudy, with a high near 18. West wind around 5 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 7. Calm wind becoming west around 5 mph.
Friday
Mostly sunny, with a high near 22. Northwest wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 13. Calm wind.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 26. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 7. Calm wind.
Sunday
Increasing clouds, with a high near 28. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 22. South wind around 5 mph.
Monday
Partly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Spring Green WI
 43.13°N 90.11°W (Elev. 814 ft)
Last Update:
9:02 am CST Jan 1, 2026
Forecast Valid:
10am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation