Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

19°F

-7°C

Humidity 88%
Wind Speed W 6 mph
Barometer 30.04 in (1022.0 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 11 Mar 1:53 am MDT
Extended Forecast for

5 Miles E Custer County Airport SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. Wind chill values as low as 12. West wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 38. Wind chill values as low as 12. West wind 8 to 14 mph, with gusts as high as 30 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. Wind chill values as low as 17. West wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Breezy, with a west wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 56 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 7pm.  Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 43 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    Likely and
    Blustery then
    Snow Likely

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 44. South wind 5 to 8 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 25. Northwest wind 6 to 8 mph becoming northeast in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely before 2pm, then rain and snow likely between 2pm and 5pm, then snow likely after 5pm.  Mostly cloudy, with a high near 47. West wind 6 to 11 mph becoming southeast in the morning. Winds could gust as high as 25 mph.

    High: 47 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times.  Mostly cloudy, with a low around 14.

    Low: 14 °F

    Heavy Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. Wind chill values as low as 12. West wind 5 to 7 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 38. Wind chill values as low as 12. West wind 8 to 14 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 25. Wind chill values as low as 17. West wind 8 to 16 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 56. Breezy, with a west wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph.
Thursday Night
Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 44. South wind 5 to 8 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25. Northwest wind 6 to 8 mph becoming northeast in the evening. Winds could gust as high as 20 mph.
Saturday
Snow likely before 2pm, then rain and snow likely between 2pm and 5pm, then snow likely after 5pm. Mostly cloudy, with a high near 47. West wind 6 to 11 mph becoming southeast in the morning. Winds could gust as high as 25 mph.
Saturday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 14.
Sunday
A chance of snow. Mostly sunny, with a high near 27.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Monday
A chance of snow. Mostly cloudy, with a high near 38.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 28.
Tuesday
A slight chance of rain. Partly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
2:02 am MDT Mar 11, 2026
2am MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database