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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Milwaukee, General Mitchell International Airport (KMKE)

Lat: 42.96°NLon: 87.9°WElev: 722ft.

A Few Clouds and Breezy

93°F

34°C

Humidity 56%
Wind Speed SW 24 G 40 mph
Barometer 29.69 in (1004.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 21 Jun 3:52 pm CDT
Extended Forecast for

Wauwatosa WI

Extreme Heat Warning June 21, 04:17pm until June 23, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 21, 04:17pm until June 23, 07:00pm

    NOW until 7:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 79 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 106. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 78. Southwest wind 10 to 15 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 95. Heat index values as high as 100. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 5 to 15 mph.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Northeast 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: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Northeast 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.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 79. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Sunday
Sunny and hot, with a high near 95. Heat index values as high as 106. Southwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 78. Southwest wind 10 to 15 mph.
Monday
Sunny and hot, with a high near 95. Heat index values as high as 100. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 5 to 15 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Northeast 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.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Northeast 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.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wauwatosa WI
 43.07°N 88°W (Elev. 751 ft)
Last Update:
1:54 pm CDT Jun 21, 2025
Forecast Valid:
4pm CDT Jun 21, 2025-6pm CDT Jun 28, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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