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

Hazardous Weather Outlook

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 Chill	36°F (2°C)
Last update	9 Dec 10:53 am MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles NW Keystone SD

Today
High: 47 °F⇓
Chance
Rain/Snow and
Breezy
Tonight
Low: 25 °F
Partly Cloudy
and Blustery
then Partly
Cloudy
Wednesday
High: 41 °F
Snow Likely
then
Rain/Snow
Likely
Wednesday Night
Low: 39 °F
Chance Rain
Thursday
High: 46 °F
Chance Rain
then Chance
Rain/Snow
Thursday Night
Low: 13 °F
Snow Likely
Friday
High: 19 °F
Snow Likely
Friday Night
Low: 8 °F
Chance Snow
Saturday
High: 22 °F
Chance Snow
then Partly
Sunny

Detailed Forecast

Today

A chance of rain before 3pm, then a slight chance of rain and snow between 3pm and 4pm, then a slight chance of snow after 4pm. Partly sunny, with a temperature falling to around 34 by 5pm. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Tonight

Partly cloudy, with a low around 25. Wind chill values as low as 14. Blustery, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph.

Wednesday

Snow likely after 11am, mixing with rain after 4pm. Mostly cloudy, with a high near 41. Wind chill values as low as 18. West wind 5 to 8 mph becoming southwest in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

A 50 percent chance of rain. Mostly cloudy, with a steady temperature around 39. West wind 9 to 11 mph, with gusts as high as 26 mph.

Thursday

A chance of rain before 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 46. Northwest wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 13. Northwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 19. Northeast wind around 5 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 60%.

Friday Night

A chance of snow. Mostly cloudy, with a low around 8. Southeast wind around 6 mph becoming northwest after midnight.

Saturday

A chance of snow before 11am. Partly sunny, with a high near 22.

Saturday Night

Mostly cloudy, with a low around 11.

Sunday

Mostly sunny, with a high near 43.

Sunday Night

Partly cloudy, with a low around 25.

Monday

Mostly sunny, with a high near 42.