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.

Light Snow Fog/Mist

33°F

1°C

Humidity 92%
Wind Speed N 9 mph
Barometer 29.91 in (1013.0 mb)
Dewpoint 31°F (-1°C)
Visibility 1.00 mi
Wind Chill25°F (-4°C)
Last update 18 May 8:53 am MDT
Extended Forecast for

Custer County Airport SD

  • Today

    Today: Snow showers, possibly mixed with rain.  High near 37. North wind 9 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Showers
    then
    Rain/Snow

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 24. North wind 5 to 8 mph becoming calm. Winds could gust as high as 18 mph.

    Low: 24 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Wind chill values as low as 19 early. West wind 5 to 7 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. South wind around 5 mph becoming calm.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. Southwest wind 5 to 8 mph becoming light and variable  in the evening. Winds could gust as high as 17 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Snow showers, possibly mixed with rain. High near 37. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 24. North wind 5 to 8 mph becoming calm. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 51. Wind chill values as low as 19 early. West wind 5 to 7 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 30. South wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 36. Southwest wind 5 to 8 mph becoming light and variable in the evening. Winds could gust as high as 17 mph.
Thursday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 59. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 36.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61.
Friday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer County Airport SD
 43.73°N 103.63°W (Elev. 5531 ft)
9:28 am MDT May 18, 2026
9am MDT May 18, 2026-6pm MDT May 24, 2026
 
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