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Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. 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.

Mostly Cloudy

41°F

5°C

Humidity 39%
Wind Speed SW 17 G 37 mph
Barometer 29.22 in (987.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Feb 12:53 pm MST
Extended Forecast for

Hill City SD

Red Flag Warning February 17, 01:43pm until February 17, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning February 17, 01:43pm until February 17, 06:00pm

    NOW until 6:00pm Tue

    Red Flag Warning

  • This Afternoon

    High: 54 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A 20 percent chance of snow between 9pm and 11pm. Mostly clear, with a low around 24. West wind 6 to 13 mph.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow, mainly after 11pm. Low around 10. North wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 10 °F

    Snow

  • Thursday

    Thursday: Snow. High near 20. Light north wind. 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: A 30 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Calm wind.

    Low: 4 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29. Light and variable wind. Winds could gust as high as 16 mph.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow. Partly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A chance of rain between 3pm and 4pm, then a chance of snow after 4pm. Mostly sunny, with a high near 54. West wind 13 to 16 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of snow between 9pm and 11pm. Mostly clear, with a low around 24. West wind 6 to 13 mph.
Wednesday
Mostly sunny, with a high near 43. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Snow, mainly after 11pm. Low around 10. North wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 20. Light north wind. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Calm wind.
Friday
Mostly sunny, with a high near 29. Light and variable wind. Winds could gust as high as 16 mph.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 10. Calm wind.
Saturday
A slight chance of snow. Mostly sunny, with a high near 32.
Saturday Night
Mostly clear, with a low around 8.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.59°W (Elev. 5200 ft)
Last Update:
12:51 pm MST Feb 17, 2026
Forecast Valid:
1pm 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