National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

51°F

11°C

Humidity 74%
Wind Speed S 5 mph
Barometer 29.99 in (1013.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 18 Nov 10:53 am MST
Extended Forecast for

3 Miles NE Keystone SD

  • Today

    Today: Partly sunny, with a temperature falling to around 47 by 5pm. Calm wind becoming south around 5 mph.

    High: 51 °F⇓

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 43. Calm wind becoming west around 6 mph in the evening.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. West wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 49. Calm wind becoming southeast around 6 mph. Winds could gust as high as 15 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph in the evening.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. West wind 5 to 7 mph, with gusts as high as 17 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. West wind around 6 mph, with gusts as high as 16 mph.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a temperature falling to around 47 by 5pm. Calm wind becoming south around 5 mph.
Tonight
Mostly cloudy, with a steady temperature around 43. Calm wind becoming west around 6 mph in the evening.
Wednesday
Mostly sunny, with a high near 56. West wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 49. Calm wind becoming southeast around 6 mph. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph in the evening.
Friday
Sunny, with a high near 55. West wind 5 to 7 mph, with gusts as high as 17 mph.
Friday Night
Partly cloudy, with a low around 36. West wind around 6 mph, with gusts as high as 16 mph.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Keystone SD
 43.92°N 103.38°W (Elev. 4416 ft)
Last Update:
11:27 am MST Nov 18, 2025
Forecast Valid:
11am MST Nov 18, 2025-6pm MST Nov 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation