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

9 Miles NNE Edgemont SD

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming east. Winds could gust as high as 15 mph.

    Low: 64 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83. Northeast wind 5 to 15 mph becoming northwest in the morning. Winds could gust as high as 30 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Increasing clouds, with a low around 57. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%.

    Low: 57 °F

    Breezy.
    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 64. East wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%.

    High: 64 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. East wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 62. East wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. East wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming east. Winds could gust as high as 15 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Northeast wind 5 to 15 mph becoming northwest in the morning. Winds could gust as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Increasing clouds, with a low around 57. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 64. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. East wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 87. East wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Edgemont SD
 43.4°N 103.75°W (Elev. 4459 ft)
12:29 am MDT Jul 15, 2025
12am MDT Jul 15, 2025-6pm MDT Jul 21, 2025
 
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Additional Resources

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