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

Severe Weather and Heavy Rainfall from the High Plains to the Ohio Valley; Heat Continuing in the Central Plains and Southeast

A stationary front will be the focus for daily showers and thunderstorms capable of widely scattered flash flooding and severe weather from the High Plains to the Ohio Valley. Monsoonal thunderstorms could cause local flash flooding across the Southwest and the Great Basin. Dangerous heat continues across the Central Plains and Southeast. Many areas will see their hottest temperatures of the year. Read More >

Hazardous Weather Conditions

Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54°NLon: 95.25°WElev: 958ft.

Fair

100°F

38°C

Humidity 45%
Wind Speed SW 6 mph
Barometer 29.76 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index114°F (46°C)
Last update 12 Aug 4:55 pm CDT
Extended Forecast for

Garnett KS

Extreme Heat Warning August 12, 05:10pm until August 14, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 12, 05:10pm until August 14, 07:00pm

    NOW until 7:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 109. South wind around 15 mph, with gusts as high as 25 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 79. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 105. South wind around 15 mph, with gusts as high as 25 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 98. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 98 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 109. South wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 79. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 105. South wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 99. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny and hot, with a high near 98. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Northeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Garnett KS
 38.29°N 95.25°W
Last Update:
2:16 pm CDT Aug 12, 2026
Forecast Valid:
5pm CDT Aug 12, 2026-6pm CDT Aug 19, 2026
 
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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