Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

66°F

19°C

Humidity 47%
Wind Speed Vrbl 6 mph
Barometer 30.13 in (1015.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 22 Jun 5:53 pm MDT
Extended Forecast for

4 Miles NW Hill City SD

Severe T-storm Watch until June 22, 08:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch until June 22, 08:00pm

    NOW until 8:00pm Mon

    Severe T-storm Watch

  • Tonight

    Low: 49 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 64. Light and variable wind becoming north around 6 mph in the morning. Winds could gust as high as 16 mph.  Chance of precipitation is 40%.

    High: 64 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms.  Increasing clouds, with a low around 44. Calm wind. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 61. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 16 mph.  Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 44. Light and variable wind.  Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 9am.  High near 60. Calm wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall.  Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Heavy Rain
    then Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 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 17 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. Light and variable wind becoming north around 6 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms. Increasing clouds, with a low around 44. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 61. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44. Light and variable wind. Chance of precipitation is 70%.
Thursday
Showers, with thunderstorms also possible after 9am. High near 60. Calm wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Low around 48. Chance of precipitation is 90%.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Friday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Saturday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Hill City SD
 43.97°N 103.62°W (Elev. 5469 ft)
5:38 pm MDT Jun 22, 2026
6pm MDT Jun 22, 2026-6pm MDT Jun 29, 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