River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

Significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

29°F

-2°C

Humidity 72%
Wind Speed NW 6 mph
Barometer 30.10 in (1020.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 5 Nov 6:53 am MST
Extended Forecast for

10 Miles WSW Custer County Airport SD

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind becoming southwest around 5 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 40. Light and variable wind.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 52. Light and variable wind becoming west around 6 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. Calm wind becoming northwest around 6 mph after midnight.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Light northwest wind.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind becoming southwest around 5 mph.
Tonight
Partly cloudy, with a steady temperature around 40. Light and variable wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 52. Light and variable wind becoming west around 6 mph.
Friday Night
Mostly clear, with a low around 34. Calm wind becoming northwest around 6 mph after midnight.
Saturday
Sunny, with a high near 55. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 38. Light northwest wind.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 39.
Veterans Day
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Custer County Airport SD
 43.66°N 103.8°W (Elev. 5367 ft)
6:21 am MST Nov 5, 2026
7am MST Nov 5, 2026-6pm MST Nov 11, 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