High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

4°F

-16°C

Humidity 52%
Wind Speed W 9 mph
Barometer 30.18 in (1025.5 mb)
Dewpoint -10°F (-23°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 25 Jan 6:53 pm CST
Extended Forecast for

2 Miles SE Green Lake WI

Cold Weather Advisory January 26, 12:00am until January 26, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Partly cloudy, with a low around -8. Wind chill values between -15 and -25. Northwest wind 10 to 15 mph.

    Low: -8 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 6. Wind chill values between -15 and -25. West wind 10 to 15 mph becoming southwest in the afternoon.

    High: 6 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 3. Wind chill values between -10 and -15. Windy, with a southwest wind 20 to 25 mph becoming west after midnight.

    Low: 3 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: Mostly sunny and cold, with a high near 9. Wind chill values between -10 and -15. Windy, with a northwest wind 15 to 25 mph.

    High: 9 °F

    Cold and
    Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -3. West wind 10 to 15 mph.

    Low: -3 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny and cold, with a high near 9. Northwest wind 10 to 15 mph.

    High: 9 °F

    Cold

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -4. Northwest wind 10 to 15 mph.

    Low: -4 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 11. Northwest wind around 10 mph.

    High: 11 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3.

    Low: -3 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -8. Wind chill values between -15 and -25. Northwest wind 10 to 15 mph.
Monday
Sunny and cold, with a high near 6. Wind chill values between -15 and -25. West wind 10 to 15 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 3. Wind chill values between -10 and -15. Windy, with a southwest wind 20 to 25 mph becoming west after midnight.
Tuesday
Mostly sunny and cold, with a high near 9. Wind chill values between -10 and -15. Windy, with a northwest wind 15 to 25 mph.
Tuesday Night
Partly cloudy, with a low around -3. West wind 10 to 15 mph.
Wednesday
Partly sunny and cold, with a high near 9. Northwest wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around -4. Northwest wind 10 to 15 mph.
Thursday
Mostly sunny, with a high near 11. Northwest wind around 10 mph.
Thursday Night
Partly cloudy, with a low around -3.
Friday
Sunny, with a high near 15.
Friday Night
Mostly clear, with a low around 1.
Saturday
Sunny, with a high near 20.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 8.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 24.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
7:27 pm CST Jan 25, 2026
7pm CST Jan 25, 2026-6pm CST Feb 1, 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