Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

24°F

-4°C

Humidity 91%
Wind Speed E 5 mph
Barometer 29.82 in (1012.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 10 Mar 8:53 am MDT
Extended Forecast for

3 Miles SSE Custer County Airport SD

  • Today

    Today: A chance of snow before noon, then snow likely after 3pm.  Cloudy, with a high near 39. East wind 5 to 7 mph becoming west in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 9pm.  Mostly cloudy, with a low around 18. North wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 18 °F

    Snow Likely
    then Chance
    Snow

  • Wednesday

    Wednesday: Sunny, with a high near 38. Wind chill values as low as 12. West wind 5 to 13 mph, with gusts as high as 29 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind 5 to 8 mph, with gusts as high as 24 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. Breezy, with a west wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 57 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 9pm, then a chance of snow after 9pm.  Mostly cloudy, with a low around 27. West wind 12 to 17 mph becoming light northwest  after midnight. Winds could gust as high as 40 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A chance of snow before 1pm, then a slight chance of rain.  Mostly cloudy, with a high near 51. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 30%.

    High: 51 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before midnight, then a slight chance of snow.  Mostly cloudy, with a low around 32. West wind 6 to 9 mph, with gusts as high as 23 mph.

    Low: 32 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow before noon, then rain and snow likely.  Partly sunny, with a high near 51.

    High: 51 °F

    Chance Snow
    then
    Rain/Snow
    Likely

Detailed Forecast

Today
A chance of snow before noon, then snow likely after 3pm. Cloudy, with a high near 39. East wind 5 to 7 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 18. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
Sunny, with a high near 38. Wind chill values as low as 12. West wind 5 to 13 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind 5 to 8 mph, with gusts as high as 24 mph.
Thursday
Partly sunny, with a high near 57. Breezy, with a west wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 46 mph.
Thursday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 9pm, then a chance of snow after 9pm. Mostly cloudy, with a low around 27. West wind 12 to 17 mph becoming light northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 51. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 32. West wind 6 to 9 mph, with gusts as high as 23 mph.
Saturday
A chance of snow before noon, then rain and snow likely. Partly sunny, with a high near 51.
Saturday Night
Snow. Mostly cloudy, with a low around 14.
Sunday
A chance of snow. Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Custer County Airport SD
 43.69°N 103.6°W (Elev. 5400 ft)
8:51 am MDT Mar 10, 2026
9am MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
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