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 74%
Wind Speed S 13 G 17 mph
Barometer 29.76 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jun 2:55 am CDT
Extended Forecast for

3 Miles ENE Hortonville WI

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

    Overnight: Mostly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 92. South southwest wind 15 to 21 mph, with gusts as high as 39 mph.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 80. Southwest wind 13 to 16 mph, with gusts as high as 30 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Heat index values as high as 103. Southwest wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. South southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 23 mph.
Saturday
Partly sunny and hot, with a high near 92. South southwest wind 15 to 21 mph, with gusts as high as 39 mph.
Saturday Night
Mostly clear, with a low around 80. Southwest wind 13 to 16 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 94. Heat index values as high as 103. Southwest wind 15 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 79. South southwest wind around 15 mph, with gusts as high as 26 mph.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 90.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 73. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Hortonville WI
 44.36°N 88.57°W (Elev. 801 ft)
2:36 am CDT Jun 21, 2025
3am CDT Jun 21, 2025-6pm CDT Jun 27, 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