Hot Weather in the West; Heavy Rainfall and Flooding in the Southwest

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S, with the Pacific Northwest carrying the potential for record-breaking high temperatures. Monsoonal moisture over the Southwest U.S. may lead to heavy rainfall and instances of flash flooding through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

69°F

21°C

Humidity 41%
Wind Speed N 5 mph
Barometer 30.32 in (1020.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 2 Sep 8:53 am MDT
Extended Forecast for

11 Miles W Custer County Airport SD

  • Today

    Today: Sunny, with a high near 82. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind around 5 mph becoming northeast in the evening. Winds could gust as high as 15 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 76 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 67. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 42. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph.

    Low: 42 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. North wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 55. North wind around 5 mph becoming northeast in the evening. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 71. Northwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 76. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Thursday Night
Mostly clear, with a low around 41. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Friday
Sunny, with a high near 67. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 42. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Custer County Airport SD
 43.72°N 103.84°W (Elev. 5197 ft)
9:29 am MDT Sep 2, 2025
9am MDT Sep 2, 2025-6pm MDT Sep 8, 2025
 
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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