Dangerous Heat and Humidity Building from the Plains to the East Coast

Strengthening high pressure will bring much above normal high and low temperatures. Widespread highs in the 90s to 100 combined with dewpoints surging into the mid and upper 70s will create heat indices as high as 110 through this weekend. In addition, overnight temperatures in the 70s to low 80s will reduce the ability of the body to recover from daytime heating. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

73°F

23°C

Humidity 62%
Wind Speed Vrbl 5 mph
Barometer 30.01 in (1009.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jul 2:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • This
    Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Some of the storms could be severe.  Partly sunny, with a high near 76. Southeast wind around 6 mph.

    Severe
    Thunderstorms

    High: 76 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Some of the storms could be severe.  Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Light and variable wind becoming west around 6 mph after midnight.  Chance of precipitation is 60%.

    Severe
    Thunderstorms
    then Partly
    Cloudy

    Low: 61 °F

  • Thursday

    Thursday: Sunny, with a high near 86. West wind 6 to 8 mph becoming northwest in the afternoon.

    Sunny

    High: 86 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 60. North wind 5 to 7 mph.

    Mostly Clear

    Low: 60 °F

  • Friday

    Friday: Sunny, with a high near 79. North wind 5 to 7 mph becoming east in the morning.

    Sunny

    High: 79 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 60. East wind 3 to 7 mph. Winds could gust as high as 15 mph.

    Chance
    T-storms

    Low: 60 °F

  • Saturday

    Saturday: Partly sunny, with a high near 75.

    Partly Sunny

    High: 75 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57.

    Chance
    T-storms

    Low: 57 °F

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 71.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 71 °F

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 76. Southeast wind around 6 mph.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Light and variable wind becoming west around 6 mph after midnight. Chance of precipitation is 60%.
Thursday
Sunny, with a high near 86. West wind 6 to 8 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 60. North wind 5 to 7 mph.
Friday
Sunny, with a high near 79. North wind 5 to 7 mph becoming east in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. East wind 3 to 7 mph. Winds could gust as high as 15 mph.
Saturday
Partly sunny, with a high near 75.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Mount Rushmore SD
 43.89°N 103.46°W (Elev. 5108 ft)
1:50 pm MDT Jul 17, 2019
3pm MDT Jul 17, 2019-6pm MDT Jul 24, 2019
 
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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