National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Fog/Mist

16°F

-9°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 29.96 in (1016.0 mb)
Dewpoint 15°F (-9°C)
Visibility 6.00 mi
Last update 2 Dec 1:53 am CST
Extended Forecast for

Byron WI

  • Overnight

    Overnight: Patchy freezing fog after 3am. Mostly cloudy, with a low around 10. West wind around 5 mph.

    Low: 10 °F

    Patchy
    Freezing Fog

  • Tuesday

    Tuesday: Patchy freezing fog before 9am. Mostly sunny, with a high near 23. West wind 5 to 10 mph becoming southwest in the afternoon.

    High: 23 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 3am. Mostly cloudy, with a temperature rising to around 25 by 5am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 18 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 27 by 9am, then falling to around 18 during the remainder of the day. Southwest wind around 15 mph becoming northwest in the morning.

    High: 27 °F⇓

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around -4. Northwest wind 10 to 15 mph.

    Low: -4 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny and cold, with a high near 10. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 10 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1. Southwest wind 10 to 15 mph.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21. Southwest wind 10 to 15 mph.

    High: 21 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Overnight
Patchy freezing fog after 3am. Mostly cloudy, with a low around 10. West wind around 5 mph.
Tuesday
Patchy freezing fog before 9am. Mostly sunny, with a high near 23. West wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A 40 percent chance of snow, mainly after 3am. Mostly cloudy, with a temperature rising to around 25 by 5am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 27 by 9am, then falling to around 18 during the remainder of the day. Southwest wind around 15 mph becoming northwest in the morning.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around -4. Northwest wind 10 to 15 mph.
Thursday
Sunny and cold, with a high near 10. Northwest wind around 10 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 1. Southwest wind 10 to 15 mph.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 21. Southwest wind 10 to 15 mph.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 11.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 23.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 4.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 19.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 2.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Byron WI
 43.67°N 88.44°W (Elev. 1089 ft)
Last Update:
2:12 am CST Dec 2, 2025
Forecast Valid:
2am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation