Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54°NLon: 95.25°WElev: 958ft.

Fair

77°F

25°C

Humidity 74%
Wind Speed NE 5 mph
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Aug 8:15 pm CDT
Extended Forecast for

Fontana KS

  • Tonight

    Tonight: Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. Heat index values as high as 96. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms between 4am and 5am, then a slight chance of thunderstorms after 5am.  Partly cloudy, with a low around 69. North northeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers between 7am and 1pm.  Mostly sunny, with a high near 87. Calm wind becoming northeast around 6 mph in the morning.  Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Heat index values as high as 96. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms between 4am and 5am, then a slight chance of thunderstorms after 5am. Partly cloudy, with a low around 69. North northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A slight chance of showers between 7am and 1pm. Mostly sunny, with a high near 87. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 65. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Fontana KS
 38.42°N 94.83°W (Elev. 906 ft)
5:51 pm CDT Aug 20, 2026
8pm CDT Aug 20, 2026-6pm CDT Aug 27, 2026
 
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Additional Resources

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