Flooding Threat from Western Monsoon; Hot in the South; Severe Storms Possible in the southern Mid-Atlantic

Heavy rainfall from monsoonal activity will continue the potential for flash flooding, especially in complex terrain, burn scars, and urban areas from the northern Great Basin to the southern Rockies today. Dangerous heat and humidity continues across the Deep South today. Strong to severe storms with damaging wind and perhaps a tornado may impact southern portions of the Mid Atlantic today. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

21°C

70°F

Humidity 32%
Wind Speed NE 7 km/h
Barometer 1021.8 mb (30.36 in)
Dewpoint 4°C (39°F)
Visibility 16 km
Last update 1 Aug 7:53 pm MDT
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 14. East wind 8 to 11 km/h becoming southwest after midnight. Winds could gust as high as 27 km/h.

    Patchy Smoke

    Low: 14 °C

  • Monday

    Monday: Patchy smoke. Mostly sunny, with a high near 27. West wind 6 to 11 km/h becoming light and variable.

    Patchy Smoke

    High: 27 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 16. East wind 5 to 10 km/h becoming west after midnight.

    Mostly Clear

    Low: 16 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26. West wind 5 to 10 km/h becoming east in the morning.

    Mostly Sunny

    High: 26 °C

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 16. East wind around 11 km/h becoming west after midnight.

    Slight Chance
    T-storms

    Low: 16 °C

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 26. North wind around 11 km/h.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 26 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 16.

    Mostly Clear

    Low: 16 °C

  • Thursday

    Thursday: Sunny, with a high near 28.

    Sunny

    High: 28 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 17.

    Partly Cloudy

    Low: 17 °C

Detailed Forecast

Tonight
Patchy smoke. Mostly clear, with a low around 14. East wind 8 to 11 km/h becoming southwest after midnight. Winds could gust as high as 27 km/h.
Monday
Patchy smoke. Mostly sunny, with a high near 27. West wind 6 to 11 km/h becoming light and variable.
Monday Night
Mostly clear, with a low around 16. East wind 5 to 10 km/h becoming west after midnight.
Tuesday
Mostly sunny, with a high near 26. West wind 5 to 10 km/h becoming east in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 16. East wind around 11 km/h becoming west after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 26. North wind around 11 km/h.
Wednesday Night
Mostly clear, with a low around 16.
Thursday
Sunny, with a high near 28.
Thursday Night
Partly cloudy, with a low around 17.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 28.
Friday Night
Mostly clear, with a low around 15.
Saturday
Sunny, with a high near 27.
Saturday Night
Mostly clear, with a low around 16.
Sunday
Sunny, with a high near 29.
Click Map For Forecast
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 1862 m)
8:30 pm MDT Aug 1, 2021
8pm MDT Aug 1, 2021-6pm MDT Aug 8, 2021
 
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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