Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54°NLon: 95.25°WElev: 958ft.

82°F

28°C

Humidity 84%
Wind Speed NA
Barometer 29.94 in
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index90°F (32°C)
Last update 26 Jul 7:55 am CDT
Extended Forecast for

4 Miles WNW Rantoul KS

Extreme Heat Watch July 27, 07:00pm until July 28, 07:00pm
Heat Advisory July 26, 09:00pm until July 27, 07:00pm
Extreme Heat Warning July 26, 08:16am until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 08:16am until July 26, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • Today

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 80. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 80 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 101. Heat index values as high as 108. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95. South wind around 5 mph becoming east in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93. East wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southeast wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 100. Heat index values as high as 111. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 80. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny and hot, with a high near 101. Heat index values as high as 108. Southwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 95. South wind around 5 mph becoming east in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 93. East wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 72. Southeast wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Southeast wind 5 to 10 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Rantoul KS
 38.57°N 95.17°W
6:26 am CDT Jul 26, 2026
8am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database