Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

64°F

18°C

Humidity 52%
Wind Speed S 8 mph
Barometer 30.08 in (1011.7 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 May 7:53 am MDT
Extended Forecast for

4 Miles E Custer SD

  • Today

    Today: Mostly sunny, with a high near 80. Southeast wind 8 to 14 mph, with gusts as high as 30 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Southeast wind 9 to 14 mph becoming light south  after midnight. Winds could gust as high as 28 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 31 mph.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. South wind 5 to 13 mph, with gusts as high as 29 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Southeast wind 5 to 11 mph, with gusts as high as 29 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph becoming light south  in the evening. Winds could gust as high as 24 mph.  Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 80. Southeast wind 8 to 14 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 54. Southeast wind 9 to 14 mph becoming light south after midnight. Winds could gust as high as 28 mph.
Thursday
Partly sunny, with a high near 79. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 31 mph.
Thursday Night
Mostly cloudy, with a low around 54. South wind 5 to 13 mph, with gusts as high as 29 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Southeast wind 5 to 11 mph, with gusts as high as 29 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph becoming light south in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 74. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.
Monday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 72.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Custer SD
 43.78°N 103.51°W (Elev. 5217 ft)
6:21 am MDT May 27, 2026
8am MDT May 27, 2026-6pm MDT Jun 2, 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