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 >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

25°F

-4°C

Humidity 81%
Wind Speed Vrbl 6 mph
Barometer 29.82 in (1013.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 10 Mar 9:53 am MDT
Extended Forecast for

6 Miles NW Hill City SD

Winter Weather Advisory until March 11, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 11, 12:00am

    NOW until 12:00am Wed

    Winter Weather Advisory

  • Today

    High: 38 °F

    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly before 9pm.  Mostly cloudy, with a low around 18. Wind chill values as low as 11. North wind around 5 mph becoming calm. Winds could gust as high as 17 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow Likely
    then Chance
    Snow

  • Wednesday

    Wednesday: Sunny, with a high near 33. Wind chill values as low as 10. West wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 33 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. West wind 6 to 8 mph, with gusts as high as 26 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon.  Partly sunny, with a high near 51. West wind 9 to 14 mph, with gusts as high as 43 mph.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 7pm, then rain and snow likely between 7pm and 8pm, then snow likely after 8pm.  Mostly cloudy, with a low around 25. Northwest wind 8 to 13 mph becoming light west  after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: A chance of snow before 2pm, then a chance of rain.  Mostly cloudy, with a high near 48. West wind 3 to 7 mph. Winds could gust as high as 24 mph.  Chance of precipitation is 50%.

    High: 48 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 30. West wind 3 to 6 mph. Winds could gust as high as 21 mph.

    Low: 30 °F

    Chance Snow

Detailed Forecast

Today
A 50 percent chance of snow. Cloudy, with a high near 38. Light and variable wind becoming south around 5 mph in the afternoon. Winds could gust as high as 21 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 18. Wind chill values as low as 11. North wind around 5 mph becoming calm. Winds could gust as high as 17 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Sunny, with a high near 33. Wind chill values as low as 10. West wind 5 to 10 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 23. West wind 6 to 8 mph, with gusts as high as 26 mph.
Thursday
A 30 percent chance of rain after noon. Partly sunny, with a high near 51. West wind 9 to 14 mph, with gusts as high as 43 mph.
Thursday Night
Rain likely before 7pm, then rain and snow likely between 7pm and 8pm, then snow likely after 8pm. Mostly cloudy, with a low around 25. Northwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 48. West wind 3 to 7 mph. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 30. West wind 3 to 6 mph. Winds could gust as high as 21 mph.
Saturday
A chance of snow before noon, then rain and snow. Mostly cloudy, with a high near 44.
Saturday Night
Snow. Mostly cloudy, with a low around 11.
Sunday
Snow likely. Partly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 9.
Monday
A slight chance of snow. Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Hill City SD
 43.99°N 103.65°W (Elev. 5823 ft)
8:51 am MDT Mar 10, 2026
10am MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
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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