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 >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

37°F

3°C

Humidity 37%
Wind Speed W 7 mph
Barometer 30.18 in (1021.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Jan 3:53 am MST
Extended Forecast for

5 Miles WSW Mount Rushmore SD

  • Today

    Today: Mostly sunny, with a high near 50. West wind 10 to 14 mph, with gusts as high as 30 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 5am.  Partly cloudy, with a steady temperature around 40. Breezy, with a west wind 16 to 21 mph, with gusts as high as 33 mph.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Snow and
    Breezy

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of rain between 9am and 3pm, then a chance of rain and snow after 3pm.  Partly sunny, with a high near 43. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 39 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 25. Wind chill values as low as 13. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 39 mph.

    Low: 25 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Northwest wind 6 to 13 mph, with gusts as high as 26 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a temperature rising to around 39 by 5am. Breezy, with a west wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph.

    Low: 33 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 39. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 46 mph.

    High: 39 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 55 mph.

    Low: 16 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: Partly sunny, with a high near 23. Windy.

    High: 23 °F

    Partly Sunny
    and Windy

Detailed Forecast

Today
Mostly sunny, with a high near 50. West wind 10 to 14 mph, with gusts as high as 30 mph.
Tonight
A 30 percent chance of snow after 5am. Partly cloudy, with a steady temperature around 40. Breezy, with a west wind 16 to 21 mph, with gusts as high as 33 mph.
Tuesday
A chance of snow before 9am, then a chance of rain between 9am and 3pm, then a chance of rain and snow after 3pm. Partly sunny, with a high near 43. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 25. Wind chill values as low as 13. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 39 mph.
Wednesday
Mostly sunny, with a high near 39. Northwest wind 6 to 13 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a temperature rising to around 39 by 5am. Breezy, with a west wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph.
Thursday
Sunny, with a high near 39. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 46 mph.
Thursday Night
Partly cloudy, with a low around 16. Windy, with a northwest wind 25 to 32 mph, with gusts as high as 55 mph.
Friday
Partly sunny, with a high near 23. Windy.
Friday Night
Partly cloudy, with a low around 15. Blustery.
Saturday
Mostly sunny, with a high near 32. Breezy.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 ft)
1:16 am MST Jan 12, 2026
4am MST Jan 12, 2026-6pm MST Jan 18, 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