Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Partly Cloudy

91°F

33°C

Humidity 56%
Wind Speed SW 12 G 17 mph
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 7.00 mi
Heat Index100°F (38°C)
Last update 1 Jul 3:45 pm CDT
Extended Forecast for

2 Miles ESE Pewaukee WI

Extreme Heat Warning July 1, 04:27pm until July 2, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 04:27pm until July 2, 10:00pm

    NOW until 10:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind around 10 mph.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before midnight.  Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 87. Southwest wind 5 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 69. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers

  • Independence Day

    Independence Day: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 86. Calm wind becoming southeast around 5 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Chance
    T-storms then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. North wind 5 to 10 mph.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 72. Southwest wind 10 to 15 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind around 10 mph.
Thursday Night
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 87. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Independence Day
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. North wind 5 to 10 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Pewaukee WI
 43.07°N 88.21°W (Elev. 866 ft)
4:17 pm CDT Jul 1, 2026
4pm CDT Jul 1, 2026-6pm CDT Jul 8, 2026
 
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Additional Resources

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