Above Average Temperatures for Most Today; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures are forecast today into Wednesday over most of the lower 48 states away from the Gulf Coast. A storm system passing across southern Canada will bring a wintry mix to the upper Great Lakes today. A trailing cold front will then bring the wintry mix from the central Appalachians through the Northeast U.S. Wednesday and Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Fair

49°F

9°C

Humidity 61%
Wind Speed W 13 G 24 mph
Barometer 29.41 in (996.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Jan 11:53 am CST
Extended Forecast for

Byron WI

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 44. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 44 °F

    Increasing
    Clouds and
    Breezy

  • Tonight

    Tonight: A chance of rain and snow showers before 3am, then scattered flurries between 3am and 5am.  Cloudy, with a low around 18. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.  Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Rain/Snow
    then Isolated
    Snow Showers
    and Windy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 20. Blustery, with a north wind around 20 mph, with gusts as high as 35 mph.

    High: 20 °F

    Decreasing
    Clouds and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Wind chill values between -5 and zero. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    Low: 8 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon.  Increasing clouds, with a high near 23. Northwest wind 5 to 15 mph becoming southwest in the afternoon.

    High: 23 °F

    Sunny then
    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 19. Southwest wind around 15 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 19 °F

    Snow

  • Friday

    Friday: Snow.  High near 30. West wind 10 to 15 mph.  Chance of precipitation is 80%.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 10. West wind around 15 mph.

    Low: 10 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow.  Partly sunny, with a high near 15.

    High: 15 °F

    Chance Snow

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 44. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Tonight
A chance of rain and snow showers before 3am, then scattered flurries between 3am and 5am. Cloudy, with a low around 18. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 20. Blustery, with a north wind around 20 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 8. Wind chill values between -5 and zero. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Thursday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 23. Northwest wind 5 to 15 mph becoming southwest in the afternoon.
Thursday Night
Snow. Low around 19. Southwest wind around 15 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday
Snow. High near 30. West wind 10 to 15 mph. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 10. West wind around 15 mph.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 15.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 4.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 13.
Sunday Night
Mostly cloudy, with a low around 0.
M.L.King Day
Partly sunny, with a high near 12.
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ABOUT THIS FORECAST

 
Point Forecast:
Byron WI
 43.67°N 88.44°W (Elev. 1089 ft)
11:32 am CST Jan 13, 2026
12pm CST Jan 13, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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