Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Fond Du Lac County Airport (KFLD)

Lat: 43.77°NLon: 88.49°WElev: 791ft.

Partly Cloudy

91°F

33°C

Humidity 57%
Wind Speed S 15 mph
Barometer 29.83 in (1009.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 29 Jun 4:53 pm CDT
Extended Forecast for

4 Miles ENE Fond du Lac WI

Extreme Heat Warning June 29, 05:55pm until July 1, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 05:55pm until July 1, 07:00pm

    NOW until 7:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 92. Heat index values as high as 106. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 10pm.  Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph.

    Low: 74 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 92. Heat index values as high as 100. Southwest wind 10 to 15 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73. Southwest wind around 15 mph.

    Low: 73 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly sunny, with a high near 84. Southwest 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: 84 °F

    Showers
    Likely

Detailed Forecast

Tonight
A slight chance of showers between 3am and 4am. Partly cloudy, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 92. Heat index values as high as 106. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 10pm. Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 92. Heat index values as high as 100. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind around 15 mph.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 84. Southwest 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.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Independence Day
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Fond du Lac WI
 43.79°N 88.37°W (Elev. 1001 ft)
2:36 pm CDT Jun 29, 2026
5pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

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