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

Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Fair

79°F

26°C

Humidity 42%
Wind Speed SW 9 mph
Barometer 29.92 in (1011.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Jul 10:53 pm CDT
Extended Forecast for

Hamill SD

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 72 °F

    Slight Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 97. Breezy, with a south wind 15 to 20 mph becoming east in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    High: 97 °F

    Mostly Sunny
    then Severe
    Thunderstorms
    and Breezy

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Some of the storms could be severe. Low around 59. Southeast wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Severe
    Thunderstorms
    then Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 72 °F

    Cloudy then
    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 78. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. Southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 88 °F

    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Showers and thunderstorms likely, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 97. Breezy, with a south wind 15 to 20 mph becoming east in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Some of the storms could be severe. Low around 59. Southeast wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Mostly cloudy, with a high near 72. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 78. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 60. Southeast wind around 15 mph, with gusts as high as 25 mph.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 87.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Sunday
Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hamill SD
 43.59°N 99.68°W (Elev. 1732 ft)
Last Update:
10:49 pm CDT Jul 14, 2025
Forecast Valid:
11pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation