National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather for Portions of Montana and Plains; Warming Up for the Great Plains into Midwest

Scattered severe thunderstorms are expected from Montana into the Plains through early Monday. Heavy rain may cause localized flash flooding with these storms. Critical fire weather conditions will persist across the Great Basin and interior Alaska into early week. Meanwhile, heat will build for the Plains, Ohio and Tennessee Valleys and Great Lakes through early this week. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

83°F

28°C

Humidity 31%
Wind Speed SW 7 mph
Barometer 29.96 in (1007.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Jul 5:53 pm MDT
Extended Forecast for

Mount Rushmore SD

Severe T-storm Watch until July 3, 10:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch until July 3, 10:00pm

    NOW until
    10:00pm Sun

    Severe T-storm Watch

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm. Some storms could be severe, with large hail and damaging winds. Partly cloudy, with a low around 64. South wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Severe
    Thunderstorms
    then Mostly
    Clear

    Low: 64 °F

  • Independence
    Day

    Independence Day: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 88. West wind 6 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    Sunny then
    Severe
    Thunderstorms

    High: 88 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Partly cloudy, with a low around 62. East wind 6 to 8 mph becoming north after midnight.

    Severe
    Thunderstorms

    Low: 62 °F

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. North wind 5 to 7 mph becoming east in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. East wind 5 to 7 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Chance
    T-storms

    Low: 61 °F

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Southwest wind 5 to 7 mph becoming northeast in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 82 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62.

    Chance
    T-storms

    Low: 62 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.

    Mostly Sunny
    then Chance
    T-storms

    High: 82 °F

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Some storms could be severe, with large hail and damaging winds. Partly cloudy, with a low around 64. South wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph.
Independence Day
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 88. West wind 6 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Partly cloudy, with a low around 62. East wind 6 to 8 mph becoming north after midnight.
Tuesday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. North wind 5 to 7 mph becoming east in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 40%.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. East wind 5 to 7 mph becoming south after midnight. Winds could gust as high as 17 mph.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Southwest wind 5 to 7 mph becoming northeast in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.
Friday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 85.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 ft)
Last Update:
3:34 pm MDT Jul 3, 2022
Forecast Valid:
6pm MDT Jul 3, 2022-6pm MDT Jul 10, 2022
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation