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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

40°F

4°C

Humidity 43%
Wind Speed Calm
Barometer 29.48 in (995.7 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 17 Feb 1:53 am MST
Extended Forecast for

4 Miles ESE 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. Southwest wind around 7 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Breezy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Wind chill values as low as 14. Breezy, with a west wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after 1pm. Increasing clouds, with a high near 41. Wind chill values as low as 18. West wind 7 to 11 mph becoming east in the afternoon. Winds could gust as high as 24 mph.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly after 11pm. Low around 12. North wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 12 °F

    Snow

  • Thursday

    Thursday: Snow. High near 18. North wind around 7 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 18 °F

    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1. Southwest wind around 5 mph becoming light and variable in the evening.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 27. Light and variable wind becoming south around 6 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. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 51. Breezy, with a west wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 45 mph.
Tuesday Night
Partly cloudy, with a low around 25. Wind chill values as low as 14. Breezy, with a west wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
A 20 percent chance of snow after 1pm. Increasing clouds, with a high near 41. Wind chill values as low as 18. West wind 7 to 11 mph becoming east in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Snow, mainly after 11pm. Low around 12. North wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. High near 18. North wind around 7 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Mostly cloudy, with a low around 1. Southwest wind around 5 mph becoming light and variable in the evening.
Friday
Mostly sunny, with a high near 27. Light and variable wind becoming south around 6 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 30.
Saturday Night
Mostly clear, with a low around 8.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 15.
Monday
Sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
Last Update:
11:32 pm MST Feb 16, 2026
Forecast Valid:
2am 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