Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Hays, Hays Regional Airport (KHYS)

Lat: 38.85°NLon: 99.27°WElev: 1998ft.

Fair

78°F

26°C

Humidity 69%
Wind Speed SE 10 mph
Barometer 30.05 in (1015.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 9:56 pm CDT
Extended Forecast for

Arnold KS

  • Tonight

    Tonight: Mostly clear, with a low around 68. South wind 10 to 13 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. South wind 9 to 14 mph becoming west southwest in the afternoon.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers.  Increasing clouds, with a low around 67. Southwest wind 8 to 13 mph becoming northeast in the evening.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Partly sunny, with a high near 86. East northeast wind around 11 mph.

    High: 86 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 64. East wind 6 to 9 mph becoming north in the evening.

    Low: 64 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 68. South wind 10 to 13 mph.
Tuesday
Sunny, with a high near 99. South wind 9 to 14 mph becoming west southwest in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Increasing clouds, with a low around 67. Southwest wind 8 to 13 mph becoming northeast in the evening. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 86. East northeast wind around 11 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. East wind 6 to 9 mph becoming north in the evening.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 94.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 97.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 67.
Monday
Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Arnold KS
 38.63°N 100.05°W (Elev. 2556 ft)
5:31 pm CDT Aug 17, 2026
10pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database