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

Watertown (KRYV)

Lat: 43.17°NLon: 88.72°WElev: 814ft.

Fair

9°F

-13°C

Humidity 72%
Wind Speed NW 7 mph
Barometer 30.03 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 1 Jan 12:15 am CST
Extended Forecast for

2 Miles WSW Ashippun WI

  • Overnight

    Overnight: Partly cloudy, with a low around 3. Wind chill values between -5 and -10. Northwest wind 5 to 10 mph.

    Low: 3 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A 40 percent chance of snow, mainly before 4pm.  Mostly cloudy, with a high near 14. Wind chill values between -10 and zero. West wind 5 to 10 mph.

    High: 14 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values between zero and 5. West wind around 5 mph.

    Low: 8 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 20. Northwest wind around 5 mph.

    High: 20 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 10. Northwest wind around 5 mph becoming calm.

    Low: 10 °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: Partly cloudy, with a low around 7. West wind around 5 mph becoming calm.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 25. Calm wind becoming west around 5 mph in the afternoon.

    High: 25 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 3. Wind chill values between -5 and -10. Northwest wind 5 to 10 mph.
New Year's Day
A 40 percent chance of snow, mainly before 4pm. Mostly cloudy, with a high near 14. Wind chill values between -10 and zero. West wind 5 to 10 mph.
Thursday Night
Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values between zero and 5. West wind around 5 mph.
Friday
Sunny, with a high near 20. Northwest wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 10. Northwest wind around 5 mph becoming calm.
Saturday
Mostly cloudy, with a high near 24. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 7. West wind around 5 mph becoming calm.
Sunday
Increasing clouds, with a high near 25. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Ashippun WI
 43.22°N 88.53°W (Elev. 853 ft)
12:08 am CST Jan 1, 2026
12am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database