Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

37°F

3°C

Humidity 70%
Wind Speed N 9 G 21 mph
Barometer 30.00 in (1016.5 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 May 4:53 pm MDT
Extended Forecast for

Hill City SD

  • This Afternoon

    This Afternoon: Rain and snow showers likely.  Cloudy, with a high near 37. North wind around 6 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of rain and snow showers before 8pm.  Widespread frost after 11pm.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 26. North wind around 6 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 52. Light and variable wind. Winds could gust as high as 17 mph.

    High: 52 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. Calm wind. Winds could gust as high as 16 mph.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 7am, then a chance of rain showers. Some thunder is also possible.  Mostly sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 22 mph.  Chance of precipitation is 30%.

    High: 59 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. South wind around 5 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Rain and snow showers likely. Cloudy, with a high near 37. North wind around 6 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow showers before 8pm. Widespread frost after 11pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 26. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Tuesday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 52. Light and variable wind. Winds could gust as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 32. Calm wind. Winds could gust as high as 16 mph.
Wednesday
A slight chance of rain and snow showers before 7am, then a chance of rain showers. Some thunder is also possible. Mostly sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 38. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Thursday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 38.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 57.
Friday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 49.
Memorial Day
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
2:57 pm MDT May 18, 2026
5pm MDT May 18, 2026-6pm MDT May 25, 2026
 
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Additional Resources

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