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

Hazardous Weather Conditions

Current conditions at

Chanute, Chanute Martin Johnson Airport (KCNU)

Lat: 37.67°NLon: 95.48°WElev: 1001ft.

Fair

96°F

36°C

Humidity 48%
Wind Speed S 10 G 17 mph
Barometer 29.96 in (1013.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 26 Jul 12:52 pm CDT
Extended Forecast for

Altoona KS

Heat Advisory July 27, 09:00pm until July 28, 08:00pm
Extreme Heat Warning July 26, 01:06pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 01:06pm until July 27, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 101 °F

    Hot

  • Tonight

    Tonight: Increasing clouds, with a low around 79. South wind around 9 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny and hot, with a high near 103. Heat index values as high as 110. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 103 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny and hot, with a high near 99. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 77.

    Low: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 95.

    High: 95 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 101. Heat index values as high as 111. South wind around 10 mph, with gusts as high as 18 mph.
Tonight
Increasing clouds, with a low around 79. South wind around 9 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 103. Heat index values as high as 110. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 78. South wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny and hot, with a high near 99. Light and variable wind becoming northeast around 6 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Saturday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona KS
 37.53°N 95.65°W
Last Update:
12:21 pm CDT Jul 26, 2026
Forecast Valid:
1pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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