Lingering Winter Weather in Interior New England; Snow Squalls Developing Downwind of the Lower Great Lakes

A wintry mix will continue in interior New England through tonight as a coastal storm quickly passes to the east. Heavy snow is expected in northern Maine, with a coating of ice expected for much of interior New England. Behind this storm system, lake effect snow and snow squalls will develop from the Ohio Valley to interior New England through Monday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

27°F

-3°C

Humidity 45%
Wind Speed W 5 mph
Barometer 30.20 in (1023.0 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 2:53 am MST
Extended Forecast for

4 Miles ESE Custer County Airport SD

  • Overnight

    Overnight: Partly cloudy, with a low around 32. West wind around 9 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54. West wind 10 to 13 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a steady temperature around 43. West wind 13 to 15 mph, with gusts as high as 28 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before 7am, then a chance of rain.  Partly sunny, with a high near 47. Northwest wind 15 to 17 mph, with gusts as high as 36 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 11pm.  Partly cloudy, with a low around 29. Northwest wind 11 to 17 mph, with gusts as high as 36 mph.  Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Northwest wind 5 to 8 mph, with gusts as high as 18 mph.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. West wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 34 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 44. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 40 mph.

    High: 44 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Blustery.

    Low: 20 °F

    Partly Cloudy
    and Blustery

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. West wind around 9 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 54. West wind 10 to 13 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a steady temperature around 43. West wind 13 to 15 mph, with gusts as high as 28 mph.
Tuesday
A slight chance of snow before 7am, then a chance of rain. Partly sunny, with a high near 47. Northwest wind 15 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 11pm. Partly cloudy, with a low around 29. Northwest wind 11 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 42. Northwest wind 5 to 8 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 31. West wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 34 mph.
Thursday
Sunny, with a high near 44. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 40 mph.
Thursday Night
Partly cloudy, with a low around 20. Blustery.
Friday
Mostly sunny, with a high near 28. Blustery.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
1:16 am MST Jan 12, 2026
3am MST Jan 12, 2026-6pm MST Jan 18, 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