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Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

41°F

5°C

Humidity 38%
Wind Speed SW 5 mph
Barometer 29.51 in (996.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 17 Feb 12:53 am MST
Extended Forecast for

3 Miles SSE Custer County Airport SD

Red Flag Warning February 17, 11:00am until February 17, 06:00pm
Click here for hazard details and duration
Red Flag Warning

  • Overnight

    Overnight: Mostly clear, with a low around 35. Light southwest wind.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Breezy, with a west wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 50 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Wind chill values as low as 15. Breezy, with a west wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.

    Low: 24 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 42. Wind chill values as low as 19. West wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 23 mph.

    High: 42 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly after 11pm. Low around 11. North wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 11 °F

    Snow

  • Thursday

    Thursday: Snow. High near 20. Light and variable wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 1. Calm wind.

    Low: 1 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 27. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 16 mph.

    High: 27 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow before 11pm. Partly cloudy, with a low around 10.

    Low: 10 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 35. Light southwest wind.
Tuesday
Mostly sunny, with a high near 50. Breezy, with a west wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
Partly cloudy, with a low around 24. Wind chill values as low as 15. Breezy, with a west wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.
Wednesday
A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 42. Wind chill values as low as 19. West wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Snow, mainly after 11pm. Low around 11. North wind 5 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. High near 20. Light and variable wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Partly cloudy, with a low around 1. Calm wind.
Friday
Mostly sunny, with a high near 27. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 16 mph.
Friday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 10.
Saturday
Sunny, with a high near 32.
Saturday Night
Mostly clear, with a low around 8.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 14.
Monday
Sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Custer County Airport SD
 43.69°N 103.6°W (Elev. 5400 ft)
Last Update:
11:32 pm MST Feb 16, 2026
Forecast Valid:
1am MST Feb 17, 2026-6pm MST Feb 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation