Severe Thunderstorms and Heavy Rain Across the Central US; Wintry Mix in the Northern Plains and Northeast

Severe thunderstorms and flash flooding are possible across the central U.S. through Saturday. Large hail, damaging winds, and tornadoes are all possible. There is an increased threat for wildfire development in the southern to central High Plains. A wintry mix of snow, sleet and freezing rain are forecast across portions of the northern Plains and central New England into early Friday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

45°F

7°C

Humidity 48%
Wind Speed S 6 mph
Barometer 29.74 in (1004.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 5 Mar 8:53 pm MST
Extended Forecast for

5 Miles E Custer County Airport SD

  • Tonight

    Tonight: A chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am.  Mostly cloudy, with a low around 29. North wind around 6 mph becoming west in the evening.  Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A 50 percent chance of snow, mainly before 2pm.  Cloudy, with a steady temperature around 33. North wind 7 to 14 mph, with gusts as high as 31 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Wind chill values as low as 13. West wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 49. Wind chill values as low as 15 early. West wind 10 to 15 mph, with gusts as high as 32 mph.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West wind 11 to 14 mph, with gusts as high as 29 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. West wind around 15 mph, with gusts as high as 33 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. West wind 9 to 13 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. Southwest wind 9 to 14 mph, with gusts as high as 30 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain before 11pm, then a chance of snow.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
A chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 29. North wind around 6 mph becoming west in the evening. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow, mainly before 2pm. Cloudy, with a steady temperature around 33. North wind 7 to 14 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Wind chill values as low as 13. West wind 8 to 10 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 49. Wind chill values as low as 15 early. West wind 10 to 15 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 36. West wind 11 to 14 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 62. West wind around 15 mph, with gusts as high as 33 mph.
Sunday Night
Mostly clear, with a low around 37. West wind 9 to 13 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 59. Southwest wind 9 to 14 mph, with gusts as high as 30 mph.
Monday Night
A chance of rain before 11pm, then a chance of snow. Partly cloudy, with a low around 35.
Tuesday
Snow likely, mainly after 11am. Partly sunny, with a high near 50.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
A slight chance of rain. Mostly sunny, with a high near 55. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
9:26 pm MST Mar 5, 2026
9pm MST Mar 5, 2026-6pm MDT Mar 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database