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

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through 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 West 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.

Fair

67°F

19°C

Humidity 45%
Wind Speed W 7 mph
Barometer 30.07 in (1009.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 Jul 12:53 am MDT
Extended Forecast for

8 Miles SE Rochford SD

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 5am.  Mostly cloudy, with a steady temperature around 60. Calm wind.

    Low: 60 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between noon and 3pm.  Partly sunny, with a high near 70. West wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    High: 70 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 48. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 55. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 90%.

    High: 55 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 44. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Cloudy, then gradually becoming mostly sunny, with a high near 67. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 54. South wind around 5 mph becoming calm  after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 5am. Mostly cloudy, with a steady temperature around 60. Calm wind.
Tuesday
Showers and thunderstorms likely, mainly between noon and 3pm. Partly sunny, with a high near 70. West wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 48. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 55. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. 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 67. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. South wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 53.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Rochford SD
 44.04°N 103.66°W (Elev. 5597 ft)
12:29 am MDT Jul 15, 2025
1am MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

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