Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fair

8°F

-13°C

Humidity 80%
Wind Speed Calm
Barometer 30.05 in (1019.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 1 Jan 2:53 am CST
Extended Forecast for

Rockdale WI

  • Overnight

    Overnight: Partly cloudy, with a low around 6. Wind chill values between -5 and zero. Northwest wind around 5 mph.

    Low: 6 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Snow likely, mainly before 2pm.  Mostly cloudy, with a high near 18. Wind chill values between -5 and 5. West wind 5 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 18 °F

    Slight Chance
    Snow then
    Snow Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8. West wind around 5 mph.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 21. Northwest wind around 5 mph.

    High: 21 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. Northwest wind around 5 mph becoming calm.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 24. Calm wind becoming west around 5 mph.

    High: 24 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 8. West wind around 5 mph becoming calm.

    Low: 8 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 26. Calm wind becoming south around 5 mph in the afternoon.

    High: 26 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly before midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 6. Wind chill values between -5 and zero. Northwest wind around 5 mph.
New Year's Day
Snow likely, mainly before 2pm. Mostly cloudy, with a high near 18. Wind chill values between -5 and 5. West wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 8. West wind around 5 mph.
Friday
Sunny, with a high near 21. Northwest wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 12. Northwest wind around 5 mph becoming calm.
Saturday
Mostly cloudy, with a high near 24. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 8. West wind around 5 mph becoming calm.
Sunday
Increasing clouds, with a high near 26. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A 40 percent chance of snow, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Rockdale WI
 42.97°N 89.02°W (Elev. 850 ft)
3:07 am CST Jan 1, 2026
3am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
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Additional Resources

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Hourly Weather Forecast

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