Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

74°F

23°C

Humidity 31%
Wind Speed NW 5 mph
Barometer 29.66 in (995.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 20 Jun 8:53 pm MDT
Extended Forecast for

3 Miles E Custer State Park SD

  • Tonight

    Tonight: Mostly clear, with a low around 68. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. West wind 10 to 15 mph becoming east in the afternoon. Winds could gust as high as 30 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. East wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51. North wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 70. North wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after midnight.  Mostly cloudy, with a low around 54. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 69 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Cloudy, with a low around 56.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 68. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 92. West wind 10 to 15 mph becoming east in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 61. East wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 81. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 70. North wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 54. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 56.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 71.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Custer State Park SD
 43.72°N 103.36°W (Elev. 3999 ft)
8:10 pm MDT Jun 20, 2025
9pm MDT Jun 20, 2025-6pm MDT Jun 27, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database