Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Fair

66°F

19°C

Humidity 87%
Wind Speed W 8 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 8 Aug 3:53 am CDT
Extended Forecast for

Byron WI

  • Today

    Today: Sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. West wind around 5 mph becoming south after midnight.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and 10am, then a chance of showers and thunderstorms after 10am.  Mostly cloudy, with a high near 81. South wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming west after midnight.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 82. North wind around 5 mph.

    High: 82 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers after 1pm.  Mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph in the morning.  Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 61. East wind around 5 mph becoming calm.

    Low: 61 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 81. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 62. West wind around 5 mph becoming south after midnight.
Sunday
A chance of showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming west after midnight.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 82. North wind around 5 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm. Chance of precipitation is 50%.
Tuesday
A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. East wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59.
Thursday
Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Byron WI
 43.69°N 88.47°W (Elev. 928 ft)
2:36 am CDT Aug 8, 2026
4am CDT Aug 8, 2026-6pm CDT Aug 14, 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