Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

27°F

-3°C

Humidity 81%
Wind Speed Calm
Barometer 29.88 in (1015.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 1 Apr 2:53 am MDT
Extended Forecast for

3 Miles NW Hill City SD

  • Overnight

    Overnight: A 40 percent chance of snow.  Mostly cloudy, with a steady temperature around 28. Wind chill values as low as 20. South wind around 8 mph, with gusts as high as 22 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Wednesday

    Wednesday: Rain and snow before 2pm, then rain likely between 2pm and 4pm, then rain and snow likely after 4pm.  High near 39. Wind chill values as low as 20. South wind 5 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow before 7pm, then snow between 7pm and 2am, then a chance of rain and snow after 2am.  Low around 29. Light and variable wind. Winds could gust as high as 16 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of rain and snow before 9am, then rain likely.  Mostly sunny, with a high near 53. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain before 9pm, then rain and snow between 9pm and midnight, then snow after midnight.  Low around 25. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Rain/Snow
    then Snow

  • Friday

    Friday: Snow.  High near 33. West wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Snow, mainly before midnight.  Low around 22. Northwest wind 6 to 8 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%.

    Low: 22 °F

    Snow then
    Chance Snow

  • Saturday

    Saturday: A chance of snow before noon.  Mostly sunny, with a high near 44. Northwest wind 7 to 9 mph, with gusts as high as 29 mph.

    High: 44 °F

    Chance Snow
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 28. Wind chill values as low as 20. South wind around 8 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Rain and snow before 2pm, then rain likely between 2pm and 4pm, then rain and snow likely after 4pm. High near 39. Wind chill values as low as 20. South wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow before 7pm, then snow between 7pm and 2am, then a chance of rain and snow after 2am. Low around 29. Light and variable wind. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of rain and snow before 9am, then rain likely. Mostly sunny, with a high near 53. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
Rain before 9pm, then rain and snow between 9pm and midnight, then snow after midnight. Low around 25. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Snow. High near 33. West wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow, mainly before midnight. Low around 22. Northwest wind 6 to 8 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Saturday
A chance of snow before noon. Mostly sunny, with a high near 44. Northwest wind 7 to 9 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 33.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Hill City SD
 43.95°N 103.62°W (Elev. 5617 ft)
1:47 am MDT Apr 1, 2026
3am MDT Apr 1, 2026-6pm MDT Apr 7, 2026
 
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Additional Resources

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