Dangerous, Record-Breaking Heat to Continue in the Central and Eastern U.S.; Severe Thunderstorms in the Upper Midwest; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will continue across most of the central and eastern U.S this week. Heat indices will exceed 100 degrees. Severe storms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians Thursday, with the primary threat large to very large hail. Critical fire weather to continue in the Four Corners Region Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

62°F

17°C

Humidity 52%
Wind Speed NE 5 mph
Barometer 30.03 in (1010.0 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 1 Jul 10:53 pm MDT
Extended Forecast for

9 Miles NNE Edgemont SD

  • Tonight

    Tonight: Increasing clouds, with a low around 60. East wind 5 to 9 mph becoming light southeast  after midnight. Winds could gust as high as 18 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Widespread haze. Mostly sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 24 mph.

    High: 87 °F

    Haze then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Widespread haze before midnight. Partly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming light east  after midnight. Winds could gust as high as 24 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon.  Widespread haze before noon. Partly sunny, with a high near 85. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 23 mph.

    High: 85 °F

    Haze then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 61. North wind 3 to 8 mph. Winds could gust as high as 22 mph.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Light and variable wind becoming east 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 60. East wind 5 to 9 mph becoming light southeast after midnight. Winds could gust as high as 18 mph.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Widespread haze. Mostly sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Widespread haze before midnight. Partly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming light east after midnight. Winds could gust as high as 24 mph.
Friday
A 40 percent chance of showers and thunderstorms after noon. Widespread haze before noon. Partly sunny, with a high near 85. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 23 mph.
Friday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. North wind 3 to 8 mph. Winds could gust as high as 22 mph.
Independence Day
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Light and variable wind becoming east 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Edgemont SD
 43.4°N 103.75°W (Elev. 4459 ft)
9:42 pm MDT Jul 1, 2026
11pm MDT Jul 1, 2026-6pm MDT Jul 8, 2026
 
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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