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Record Warmth Lingers; Fire Weather Concerns; Unsettled Pacific Northwest

More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

31°F

-1°C

Humidity 89%
Wind Speed SE 3 mph
Barometer 30.22 in (1024.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 22 Mar 10:53 pm MDT
Extended Forecast for

3 Miles SSE Custer County Airport SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. West wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 26 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 51. North wind 7 to 13 mph, with gusts as high as 29 mph.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. Calm wind.
Monday
Mostly cloudy, with a high near 60. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 38. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Tuesday
Partly sunny, with a high near 67. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Wednesday
Mostly sunny, with a high near 78. West wind 5 to 9 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 38. West wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 26 mph.
Thursday
Partly sunny, with a high near 51. North wind 7 to 13 mph, with gusts as high as 29 mph.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Custer County Airport SD
 43.69°N 103.6°W (Elev. 5400 ft)
Last Update:
9:42 pm MDT Mar 22, 2026
Forecast Valid:
11pm MDT Mar 22, 2026-6pm MDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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