Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

58°F

14°C

Humidity 15%
Wind Speed SW 8 G 23 mph
Barometer 30.11 in (1018.1 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 19 Apr 3:53 pm MDT
Extended Forecast for

2 Miles WNW Custer SD

  • Tonight

    Tonight: Mostly clear, with a low around 36. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 70. West wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. Southwest wind around 6 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. Southwest wind 6 to 15 mph, with gusts as high as 33 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 37. West wind 13 to 17 mph, with gusts as high as 36 mph.  Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain and snow showers likely, becoming all snow after noon.  Partly sunny, with a high near 46. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 50 mph.

    High: 46 °F

    Breezy.
    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before midnight.  Mostly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Chance Snow
    Showers and
    Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 70. West wind 6 to 10 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 45. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 75. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 51. Southwest wind around 6 mph becoming light and variable. Winds could gust as high as 15 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Southwest wind 6 to 15 mph, with gusts as high as 33 mph.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 37. West wind 13 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Thursday
Rain and snow showers likely, becoming all snow after noon. Partly sunny, with a high near 46. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 50 mph.
Thursday Night
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 24. Blustery.
Friday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near 42.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 22.
Saturday
A chance of snow showers. Partly sunny, with a high near 43.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 24.
Sunday
A chance of snow showers. Mostly sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Custer SD
 43.78°N 103.63°W (Elev. 5600 ft)
2:42 pm MDT Apr 19, 2026
4pm MDT Apr 19, 2026-6pm MDT Apr 26, 2026
 
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