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

Hazardous Weather Conditions

Current conditions at

Appleton-Outagamie (KATW)

Lat: 44.26°NLon: 88.52°WElev: 869ft.

Mostly Cloudy

81°F

27°C

Humidity 94%
Wind Speed SW 13 G 20 mph
Barometer 29.84 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 30 Jun 5:45 am CDT
Extended Forecast for

Kaukauna WI

Extreme Heat Warning June 30, 05:52am until June 30, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 05:52am until June 30, 07:00pm

    NOW until 7:00pm Tue

    Extreme Heat Warning

  • Today

    High: 94 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 73. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 73 °F

    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 90. West southwest wind around 10 mph, with gusts as high as 18 mph.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88. Chance of precipitation is 70%.

    High: 88 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers before 7am. Mostly sunny and hot, with a high near 94. Heat index values as high as 109. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 73. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 90. West southwest wind around 10 mph, with gusts as high as 18 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Independence Day
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kaukauna WI
 44.29°N 88.25°W (Elev. 650 ft)
Last Update:
3:01 am CDT Jun 30, 2026
Forecast Valid:
5am CDT Jun 30, 2026-6pm CDT Jul 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation