Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Tuesday

In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding Tuesday. Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota Tuesday afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. Extreme heat returns to the southwest U.S. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

69°F

21°C

Humidity 68%
Wind Speed NE 9 mph
Barometer 30.24 in (1015.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 6 Jul 10:53 pm MDT
Extended Forecast for

4 Miles NW Custer State Park SD

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 62. Northeast wind around 6 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 62 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe.  Partly sunny, with a high near 88. Calm wind becoming south around 6 mph. Winds could gust as high as 21 mph.

    High: 88 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Some of the storms could be severe.  Cloudy, then gradually becoming partly cloudy, with a low around 60. North wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 60 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon.  Increasing clouds, with a high near 79. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 17 mph.  Chance of precipitation is 60%.

    High: 79 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57. Light and variable wind. Winds could gust as high as 16 mph.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 79. Light and variable wind. Winds could gust as high as 16 mph.

    High: 79 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. Northeast wind around 6 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Partly sunny, with a high near 88. Calm wind becoming south around 6 mph. Winds could gust as high as 21 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 60. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Wednesday
Showers and thunderstorms likely after noon. Increasing clouds, with a high near 79. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57. Light and variable wind. Winds could gust as high as 16 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Light and variable wind. Winds could gust as high as 16 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Custer State Park SD
 43.76°N 103.48°W (Elev. 5200 ft)
10:02 pm MDT Jul 6, 2026
11pm MDT Jul 6, 2026-6pm MDT Jul 13, 2026
 
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