Heavy Rainfall for the Mid-Atlantic; Heat and Wildfire Concerns for the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region today into tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the interior Northwest with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

88°F

31°C

Humidity 19%
Wind Speed S 7 G 23 mph
Barometer 30.09 in (1010.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 14 Jul 1:53 pm MDT
Extended Forecast for

Hill City SD

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph. Winds could gust as high as 15 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm. Winds could gust as high as 15 mph.

    Low: 60 °F

    Chance
    T-storms then
    Isolated
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between noon and 3pm.  Increasing clouds, with a high near 72. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 60%.

    High: 72 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 49. Northeast wind around 5 mph becoming calm  after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 49 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 57. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 90%.

    High: 57 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 46. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Cloudy, then gradually becoming mostly sunny, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 56. South wind around 5 mph becoming calm  after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph. Winds could gust as high as 15 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm. Winds could gust as high as 15 mph.
Tuesday
Showers and thunderstorms likely, mainly between noon and 3pm. Increasing clouds, with a high near 72. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 49. Northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 57. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms. Cloudy, with a low around 46. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. South wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 55.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.59°W (Elev. 5200 ft)
3:50 pm MDT Jul 14, 2025
4pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database