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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Fair

62°F

17°C

Humidity 93%
Wind Speed S 5 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 30 Jul 12:53 am CDT
Extended Forecast for

Fond du Lac WI

  • Overnight

    Overnight: Mostly clear, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Southwest wind 5 to 10 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Southwest wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 4pm. Cloudy, with a high near 79. South wind around 5 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely. Cloudy, with a low around 63. East wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 80. Northeast wind 5 to 10 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. North wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. North wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 62. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 88. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 65. Southwest wind around 5 mph.
Friday
A 30 percent chance of showers, mainly after 4pm. Cloudy, with a high near 79. South wind around 5 mph becoming east in the afternoon.
Friday Night
Showers likely. Cloudy, with a low around 63. East wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 80. Northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 59. North wind around 5 mph.
Sunday
Sunny, with a high near 81. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 85.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fond du Lac WI
 43.78°N 88.46°W (Elev. 748 ft)
Last Update:
12:31 am CDT Jul 30, 2026
Forecast Valid:
1am CDT Jul 30, 2026-6pm CDT Aug 5, 2026
 
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