Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Overcast

51°F

11°C

Humidity 92%
Wind Speed Calm
Barometer 30.11 in (1015.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 22 Jun 3:53 am MDT
Extended Forecast for

4 Miles SSW Hill City SD

  • Overnight

    Overnight: Patchy fog.  Otherwise, cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Patchy Fog

  • Monday

    Monday: Isolated showers, then showers and thunderstorms likely after noon. Some of the storms could be severe.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 70%.

    High: 64 °F

    Isolated
    Showers and
    Patchy Fog
    then Severe
    Thunderstorms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 3am. Some of the storms could be severe.  Mostly cloudy, with a low around 49. Light and variable wind. Winds could gust as high as 20 mph.

    Low: 49 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 9am.  Partly sunny, with a high near 64. Light and variable wind. Winds could gust as high as 16 mph.

    High: 64 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 44. Calm wind. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon.  High near 62. Light and variable wind. Winds could gust as high as 16 mph.  Chance of precipitation is 80%.

    High: 62 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 45. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 47. Calm wind.
Monday
Isolated showers, then showers and thunderstorms likely after noon. Some of the storms could be severe. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 3am. Some of the storms could be severe. Mostly cloudy, with a low around 49. Light and variable wind. Winds could gust as high as 20 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 9am. Partly sunny, with a high near 64. Light and variable wind. Winds could gust as high as 16 mph.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 44. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 62. Light and variable wind. Winds could gust as high as 16 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 49.
Friday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hill City SD
 43.87°N 103.58°W (Elev. 5650 ft)
3:47 am MDT Jun 22, 2026
3am MDT Jun 22, 2026-6pm MDT Jun 28, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database