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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Fair

88°F

31°C

Humidity 31%
Wind Speed W 10 mph
Barometer 30.08 in (1016.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 25 Aug 5:53 pm CDT
Extended Forecast for

Hamill SD

  • Tonight

    Tonight: Mostly clear, with a low around 59. West wind 6 to 11 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. North wind 5 to 8 mph becoming light and variable in the evening. Winds could gust as high as 17 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Light south wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southeast wind around 11 mph, with gusts as high as 18 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89. Breezy, with a south wind 15 to 25 mph, with gusts as high as 36 mph.

    High: 89 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 59. West wind 6 to 11 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 83. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 57. North wind 5 to 8 mph becoming light and variable in the evening. Winds could gust as high as 17 mph.
Thursday
Sunny, with a high near 84. Light south wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 63. Southeast wind around 11 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 89. Breezy, with a south wind 15 to 25 mph, with gusts as high as 36 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67. Breezy.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 84.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamill SD
 43.59°N 99.68°W (Elev. 1732 ft)
Last Update:
4:36 pm CDT Aug 25, 2026
Forecast Valid:
6pm CDT Aug 25, 2026-6pm CDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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