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

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Light Snow Fog/Mist

13°F

-11°C

Humidity 88%
Wind Speed Calm
Barometer 30.03 in (1018.6 mb)
Dewpoint 10°F (-12°C)
Visibility 2.50 mi
Last update 21 Jan 1:53 am CST
Extended Forecast for

Fond du Lac WI

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch
  • Overnight

    Overnight: Snow likely, mainly before 4am.  Cloudy, with a low around 8. South wind around 5 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 8 °F

    Snow Likely

  • Wednesday

    Wednesday: A 50 percent chance of snow showers after 4pm.  Mostly cloudy, with a high near 21. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 21 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 9pm.  Patchy blowing snow before 3am. Cloudy during the early evening, then gradual clearing, with a low around 5. Wind chill values between -10 and zero. West wind 10 to 15 mph, with gusts as high as 35 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 5 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: A 20 percent chance of snow showers after 3pm.  Partly sunny, with a high near 14. Wind chill values between -10 and zero. West wind 10 to 15 mph.

    High: 14 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -16. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: -16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -8. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: -8 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -18. Northwest wind 5 to 10 mph.

    Low: -18 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near -1. Northwest wind around 5 mph becoming calm  in the afternoon.

    High: -1 °F

    Cold

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Snow likely, mainly before 4am. Cloudy, with a low around 8. South wind around 5 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
A 50 percent chance of snow showers after 4pm. Mostly cloudy, with a high near 21. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Wednesday Night
Snow showers likely, mainly before 9pm. Patchy blowing snow before 3am. Cloudy during the early evening, then gradual clearing, with a low around 5. Wind chill values between -10 and zero. West wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow showers after 3pm. Partly sunny, with a high near 14. Wind chill values between -10 and zero. West wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around -16. Northwest wind around 15 mph, with gusts as high as 30 mph.
Friday
Sunny and cold, with a high near -8. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around -18. Northwest wind 5 to 10 mph.
Saturday
Mostly sunny and cold, with a high near -1. Northwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around -8.
Sunday
A 20 percent chance of snow. Partly sunny and cold, with a high near 7.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Mostly sunny, with a high near 11.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Mostly sunny, with a high near 19.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Fond du Lac WI
 43.77°N 88.43°W (Elev. 778 ft)
1:57 am CST Jan 21, 2026
2am CST Jan 21, 2026-6pm CST Jan 27, 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