Wintry Mix and Fire Weather Conditions Along the East Coast; Rains and Mountain Snow in the West

Dry, gusty conditions will produce elevated to critical fire weather conditions across portions of the Mid-Atlantic into the Southeast. Snow and a wintry mix is expected in the Great Lakes and portions of the Northeast, with several inches of snow possible in the higher elevations. An atmospheric river continues to bring heavy rainfall and high elevation mountain snow to the West. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

54°F

12°C

Humidity 42%
Wind Speed SE 9 G 18 mph
Barometer 29.90 in (1009.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 16 Nov 11:53 am MST
Extended Forecast for

4 Miles NW Keystone SD

  • This Afternoon

    This Afternoon: Sunny, with a temperature falling to around 45 by 5pm. South wind around 7 mph, with gusts as high as 20 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 42. South wind around 5 mph becoming west after midnight.

    Low: 42 °F

    Increasing
    Clouds

  • Monday

    Monday: A 50 percent chance of rain.  Cloudy, with a high near 46. Light and variable wind becoming northeast around 6 mph in the morning. Winds could gust as high as 16 mph.

    High: 46 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a steady temperature around 38. Light northwest wind.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47. Light and variable wind.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Calm wind becoming west around 5 mph after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 48. Light and variable wind becoming east around 6 mph in the morning. Winds could gust as high as 16 mph.

    High: 48 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a slight chance of rain and snow.  Mostly cloudy, with a low around 31. Northwest wind around 6 mph.

    Low: 31 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of rain and snow.  Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Sunny, with a temperature falling to around 45 by 5pm. South wind around 7 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a steady temperature around 42. South wind around 5 mph becoming west after midnight.
Monday
A 50 percent chance of rain. Cloudy, with a high near 46. Light and variable wind becoming northeast around 6 mph in the morning. Winds could gust as high as 16 mph.
Monday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a steady temperature around 38. Light northwest wind.
Tuesday
Mostly cloudy, with a high near 47. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 34. Calm wind becoming west around 5 mph after midnight.
Wednesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 48. Light and variable wind becoming east around 6 mph in the morning. Winds could gust as high as 16 mph.
Wednesday Night
A chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Northwest wind around 6 mph.
Thursday
A slight chance of rain and snow. Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Keystone SD
 43.94°N 103.47°W (Elev. 5482 ft)
11:57 am MST Nov 16, 2025
12pm MST Nov 16, 2025-6pm MST Nov 22, 2025
 
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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