Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

51°F

11°C

Humidity 89%
Wind Speed SW 7 mph
Barometer 29.89 in (1007.6 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 20 Jun 11:53 pm MDT
Extended Forecast for

7 Miles N Hill City SD

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm.  Cloudy, with a steady temperature around 54. Light south wind.  Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Patchy fog before 9am.  Otherwise, cloudy, with a high near 58. Light and variable wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph. Winds could gust as high as 17 mph.  Chance of precipitation is 70%.

    High: 65 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Mostly cloudy, with a low around 44. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65. North wind 3 to 5 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon.  Mostly sunny, with a high near 64.

    High: 64 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a steady temperature around 54. Light south wind. Chance of precipitation is 60%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 58. Light and variable wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph. Winds could gust as high as 17 mph. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 44. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 70%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65. North wind 3 to 5 mph. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 64.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 42.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 65.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N Hill City SD
 44.04°N 103.54°W (Elev. 5653 ft)
11:32 pm MDT Jun 20, 2026
12am MDT Jun 21, 2026-6pm MDT Jun 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database