Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Partly Cloudy

79°F

26°C

Humidity 77%
Wind Speed Calm
Barometer 29.90 in (1011.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 26 Jul 9:53 am CDT
Extended Forecast for

4 Miles W Fond Du Lac County Airport WI

Heat Advisory July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Partly sunny and hot, with a high near 91. Heat index values as high as 98. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 91 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then showers likely and possibly a thunderstorm after 4am.  Increasing clouds, with a low around 70. Southwest wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 5pm.  Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 95. Southwest wind 5 to 10 mph.  Chance of precipitation is 50%.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 1am.  Partly cloudy, with a low around 65. North wind around 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 83. North wind around 10 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Northeast wind around 5 mph becoming calm  after midnight.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. East wind around 5 mph becoming south after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

Today
Partly sunny and hot, with a high near 91. Heat index values as high as 98. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tonight
A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 95. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Monday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 65. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 83. North wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 59. Northeast wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 84. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 60. East wind around 5 mph becoming south after midnight.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Fond Du Lac County Airport WI
 43.78°N 88.58°W (Elev. 899 ft)
9:47 am CDT Jul 26, 2026
10am CDT Jul 26, 2026-6pm CDT Aug 1, 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