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

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

70°F

21°C

Humidity 10%
Wind Speed W 14 G 22 mph
Barometer 29.97 in (1010.3 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 20 Apr 3:53 pm MDT
Extended Forecast for

Hill City SD

  • Tonight

    Tonight: Mostly clear, with a low around 46. Light and variable wind.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming west around 6 mph. Winds could gust as high as 20 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of showers after noon. Partly sunny, with a high near 79. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 31 mph.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 39. West wind 7 to 9 mph, with gusts as high as 29 mph.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: Rain and snow showers likely before 8am, then rain showers between 8am and 3pm, then rain and snow showers after 3pm. High near 48. Northwest wind 10 to 17 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 26. Northwest wind 10 to 15 mph, with gusts as high as 41 mph.

    Low: 26 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers. Partly sunny, with a high near 42. Northwest wind 9 to 11 mph, with gusts as high as 31 mph.

    High: 42 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers. Partly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Light and variable wind.
Tuesday
Sunny, with a high near 78. Calm wind becoming west around 6 mph. Winds could gust as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 54. Calm wind.
Wednesday
A 30 percent chance of showers after noon. Partly sunny, with a high near 79. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 31 mph.
Wednesday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 39. West wind 7 to 9 mph, with gusts as high as 29 mph.
Thursday
Rain and snow showers likely before 8am, then rain showers between 8am and 3pm, then rain and snow showers after 3pm. High near 48. Northwest wind 10 to 17 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 26. Northwest wind 10 to 15 mph, with gusts as high as 41 mph.
Friday
A chance of snow showers. Partly sunny, with a high near 42. Northwest wind 9 to 11 mph, with gusts as high as 31 mph.
Friday Night
A chance of snow showers. Partly cloudy, with a low around 22.
Saturday
A chance of snow showers. Partly sunny, with a high near 42.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 23.
Sunday
A chance of snow showers. Partly sunny, with a high near 43.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Monday
A chance of snow showers. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.59°W (Elev. 5200 ft)
Last Update:
2:53 pm MDT Apr 20, 2026
Forecast Valid:
4pm MDT Apr 20, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation