Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

33°F

1°C

Humidity 45%
Wind Speed SE 7 mph
Barometer 29.48 in (1001.2 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 18 Feb 3:53 pm MST
Extended Forecast for

5 Miles ESE Edgemont SD

Winter Weather Advisory February 18, 11:00pm until February 19, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: A 10 percent chance of snow after 5pm.  Partly sunny, with a high near 47. East wind around 14 mph, with gusts as high as 33 mph.

    High: 47 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 11. Wind chill values as low as -3. Breezy, with an east wind 19 to 24 mph becoming northwest 11 to 16 mph after midnight. Winds could gust as high as 40 mph.  Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Snow Likely
    and Breezy

  • Thursday

    Thursday: Snow.  High near 21. Wind chill values as low as -3. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 1. Wind chill values as low as -9. Northwest wind 5 to 7 mph becoming west in the evening.

    Low: 1 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 28. West wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 4. North wind around 6 mph becoming light and variable.

    Low: 4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36. West wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 7. West wind 3 to 7 mph.

    Low: 7 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of snow after 5pm. Partly sunny, with a high near 47. East wind around 14 mph, with gusts as high as 33 mph.
Tonight
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 11. Wind chill values as low as -3. Breezy, with an east wind 19 to 24 mph becoming northwest 11 to 16 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 21. Wind chill values as low as -3. Northwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 1. Wind chill values as low as -9. Northwest wind 5 to 7 mph becoming west in the evening.
Friday
Mostly sunny, with a high near 28. West wind 6 to 9 mph, with gusts as high as 16 mph.
Friday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 4. North wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 36. West wind 7 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 7. West wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 56. Breezy.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
A slight chance of rain and snow. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
4:17 pm MST Feb 18, 2026
4pm MST Feb 18, 2026-6pm MST Feb 25, 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