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

East Coast Flash Flood/Severe Thunderstorm Threat Monday

A cold front and waves of low pressure will slowly shift across the Mid-Atlantic and Southeast states Monday and Tuesday. Heavy thunderstorms along this front may produce heavy rain and flash flooding with the highest threat Monday from Tennessee into New England. A few strong to severe thunderstorms are also possible mainly from Northern Maryland to southern New Jersey. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

12°C

54°F

Humidity 80%
Wind Speed Calm
Barometer 1025.2 mb (30.41 in)
Dewpoint 9°C (48°F)
Visibility 16 km
Last update 21 Jul 10:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Tonight

    Tonight: Partly cloudy, with a low around 9. Calm wind becoming south 5 to 10 km/h after midnight.

    Partly Cloudy

    Low: 9 °C

  • Monday

    Monday: Mostly sunny, with a high near 23. South wind 8 to 13 km/h.

    Mostly Sunny

    High: 23 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 13. Southeast wind 8 to 13 km/h becoming southwest after midnight.

    Mostly Clear

    Low: 13 °C

  • Tuesday

    Tuesday: Sunny, with a high near 27. South wind 10 to 16 km/h, with gusts as high as 27 km/h.

    Sunny

    High: 27 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 17. Southeast wind 10 to 13 km/h becoming southwest after midnight.

    Partly Cloudy

    Low: 17 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. South wind 8 to 11 km/h, with gusts as high as 26 km/h.

    Mostly Sunny

    High: 31 °C

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 17.

    Chance
    T-storms

    Low: 17 °C

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 27.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 27 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 16.

    Partly Cloudy

    Low: 16 °C

Detailed Forecast

Tonight
Partly cloudy, with a low around 9. Calm wind becoming south 5 to 10 km/h after midnight.
Monday
Mostly sunny, with a high near 23. South wind 8 to 13 km/h.
Monday Night
Mostly clear, with a low around 13. Southeast wind 8 to 13 km/h becoming southwest after midnight.
Tuesday
Sunny, with a high near 27. South wind 10 to 16 km/h, with gusts as high as 27 km/h.
Tuesday Night
Partly cloudy, with a low around 17. Southeast wind 10 to 13 km/h becoming southwest after midnight.
Wednesday
Mostly sunny, with a high near 31. South wind 8 to 11 km/h, with gusts as high as 26 km/h.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 17.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 27.
Thursday Night
Partly cloudy, with a low around 16.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 28.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 28.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 28.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 1524 m)
Last Update:
11:32 pm MDT Jul 21, 2019
Forecast Valid:
11pm MDT Jul 21, 2019-6pm MDT Jul 28, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation