Severe Storms Expected Across Upper Midwest

Strong to severe thunderstorms with damaging winds, large hail, and heavy rain are expected across the Upper Mississippi Valley on Sunday, which includes the Twin Cities metro area. Meanwhile, heavy rain and thunderstorms may produce flooding across the Mid Mississippi Valley and in the St. Louis metro region. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

55°F

13°C

Humidity 87%
Wind Speed Calm
Barometer 30.10 in (1012.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 8 Aug 11:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming clear, with a temperature rising to around 66 by 2am. Southwest wind 5 to 8 mph.

    Decreasing
    Clouds

    Low: 61 °F

  • Sunday

    Sunday: Sunny, with a high near 81. Breezy, with a west wind 8 to 13 mph becoming north 16 to 21 mph in the morning. Winds could gust as high as 29 mph.

    Sunny then
    Sunny and
    Breezy

    High: 81 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after midnight.  Mostly clear, with a low around 54. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 22 mph.

    Mostly Clear
    then Chance
    T-storms

    Low: 54 °F

  • Monday

    Monday: A 20 percent chance of showers before noon.  Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

    Slight Chance
    Showers then
    Sunny

    High: 76 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms after midnight.  Mostly clear, with a low around 58. South wind around 6 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Mostly Clear
    then Slight
    Chance
    T-storms

    Low: 58 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    Sunny then
    Slight Chance
    T-storms

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 61.

    Mostly Clear

    Low: 61 °F

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    Sunny

    High: 87 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Partly Cloudy

    Low: 62 °F

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming clear, with a temperature rising to around 66 by 2am. Southwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 81. Breezy, with a west wind 8 to 13 mph becoming north 16 to 21 mph in the morning. Winds could gust as high as 29 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly clear, with a low around 54. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 22 mph.
Monday
A 20 percent chance of showers before noon. Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 17 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly clear, with a low around 58. South wind around 6 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 ft)
11:49 pm MDT Aug 8, 2020
12am MDT Aug 9, 2020-6pm MDT Aug 14, 2020
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database