Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. 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. Read More >

Current conditions at

Appleton-Outagamie (KATW)

Lat: 44.26°NLon: 88.52°WElev: 869ft.

Partly Cloudy

77°F

25°C

Humidity 69%
Wind Speed S 6 mph
Barometer 29.90 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Jun 11:45 am CDT
Extended Forecast for

3 Miles SSW Readfield WI

Heat Advisory June 21, 12:00pm until June 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny early, then becoming mostly cloudy, with a high near 80. South southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 92. Heat index values as high as 103. South southwest wind 15 to 21 mph, with gusts as high as 33 mph.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Southwest wind 13 to 16 mph, with gusts as high as 29 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny early, then becoming mostly cloudy, with a high near 80. South southwest wind around 11 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny and hot, with a high near 92. Heat index values as high as 103. South southwest wind 15 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 79. Southwest wind 13 to 16 mph, with gusts as high as 29 mph.
Sunday
Sunny and hot, with a high near 93. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 78.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 93.
Monday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Readfield WI
 44.22°N 88.79°W (Elev. 758 ft)
11:36 am CDT Jun 20, 2025
12pm CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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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