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 >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

43°F

6°C

Humidity 45%
Wind Speed W 17 G 29 mph
Barometer 29.26 in (988.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 Feb 10:53 am MST
Extended Forecast for

4 Miles SW Mount Rushmore SD

Red Flag Warning February 17, 11:43am until February 17, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning February 17, 11:43am until February 17, 06:00pm

    NOW until 6:00pm Tue

    Red Flag Warning

  • Today

    High: 49 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 24. Wind chill values as low as 13. Breezy, with a west wind 13 to 20 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Wind chill values as low as 16. West wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow, mainly after 11pm.  Low around 9. Wind chill values as low as -1. North wind 9 to 13 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 9 °F

    Snow

  • Thursday

    Thursday: Snow.  High near 16. North wind around 7 mph, with gusts as high as 17 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 16 °F

    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 2. West wind 3 to 5 mph.

    Low: 2 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24. West wind around 6 mph becoming south in the morning. Winds could gust as high as 17 mph.

    High: 24 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow.  Partly cloudy, with a low around 10. West wind 5 to 7 mph, with gusts as high as 17 mph.

    Low: 10 °F

    Slight Chance
    Snow

Detailed Forecast

Today
A 30 percent chance of snow after 3pm. Mostly sunny, with a temperature falling to around 39 by 5pm. Breezy, with a west wind 16 to 20 mph, with gusts as high as 44 mph.
Tonight
Mostly clear, with a low around 24. Wind chill values as low as 13. Breezy, with a west wind 13 to 20 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 39. Wind chill values as low as 16. West wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Snow, mainly after 11pm. Low around 9. Wind chill values as low as -1. North wind 9 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 16. North wind around 7 mph, with gusts as high as 17 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, with a low around 2. West wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 24. West wind around 6 mph becoming south in the morning. Winds could gust as high as 17 mph.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 10. West wind 5 to 7 mph, with gusts as high as 17 mph.
Saturday
A slight chance of snow. Mostly sunny, with a high near 28.
Saturday Night
Mostly clear, with a low around 7.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
11:31 am MST Feb 17, 2026
11am MST Feb 17, 2026-6pm MST Feb 23, 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