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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

44°F

7°C

Humidity 53%
Wind Speed W 20 G 36 mph
Barometer 29.59 in (1001.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Dec 10:53 am MST
Extended Forecast for

Edgemont SD

High Wind Warning until December 10, 02:00am
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning until December 10, 02:00am

    NOW until 2:00am Wed

    High Wind Warning

  • Today

    High: 57 °F⇓

    Chance Rain
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Wind chill values as low as 16. Windy, with a northwest wind 27 to 32 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 45 mph.

    Low: 26 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A chance of snow before 2pm, then a chance of rain and snow between 2pm and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 43. Wind chill values as low as 18. South wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 31. West wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 8am, then a slight chance of rain and snow between 8am and 9am, then a slight chance of rain after 9am. Partly sunny, with a high near 55. West wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Mostly cloudy, with a low around 16. Northwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly before 11am. Cloudy, with a high near 26. Northwest wind around 10 mph becoming east in the morning. Winds could gust as high as 18 mph.

    High: 26 °F

    Chance Snow

  • Friday Night

    Friday Night: A slight chance of snow. Mostly cloudy, with a low around 10. East wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 10 °F

    Slight Chance
    Snow

Detailed Forecast

Today
A 40 percent chance of rain after 2pm. Partly sunny, with a temperature falling to around 43 by 5pm. Windy, with a west wind 36 to 39 mph, with gusts as high as 60 mph.
Tonight
Partly cloudy, with a low around 26. Wind chill values as low as 16. Windy, with a northwest wind 27 to 32 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 45 mph.
Wednesday
A chance of snow before 2pm, then a chance of rain and snow between 2pm and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 43. Wind chill values as low as 18. South wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 31. West wind 9 to 14 mph, with gusts as high as 22 mph.
Thursday
A slight chance of rain before 8am, then a slight chance of rain and snow between 8am and 9am, then a slight chance of rain after 9am. Partly sunny, with a high near 55. West wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 10pm, then a chance of snow after 10pm. Mostly cloudy, with a low around 16. Northwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow, mainly before 11am. Cloudy, with a high near 26. Northwest wind around 10 mph becoming east in the morning. Winds could gust as high as 18 mph.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 10. East wind 6 to 9 mph, with gusts as high as 15 mph.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edgemont SD
 43.29°N 103.83°W (Elev. 3589 ft)
Last Update:
9:36 am MST Dec 9, 2025
Forecast Valid:
11am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
Forecast Discussion
 
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