Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

29°F

-2°C

Humidity	54%
Wind Speed	Calm
Barometer	30.03 in (1019.3 mb)
Dewpoint	14°F (-10°C)
Visibility	10.00 mi
Last update	28 Jan 9:53 pm MST

More Information:

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

Extended Forecast for

4 Miles SW Mount Rushmore SD

Tonight
Low: 25 °F
Slight Chance
Snow
Thursday
High: 33 °F
Chance Snow
Thursday Night
Low: 17 °F
Chance Snow
Friday
High: 23 °F
Snow
Friday Night
Low: 15 °F⇑
Slight Chance
Snow then
Mostly Cloudy
Saturday
High: 39 °F
Chance Snow
Saturday Night
Low: 25 °F
Mostly Clear
Sunday
High: 43 °F
Mostly Sunny
Sunday Night
Low: 26 °F
Partly Cloudy

Detailed Forecast

Tonight

A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25. Wind chill values as low as 17. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.

Thursday

A 50 percent chance of snow. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values as low as 15. Northwest wind 9 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

Thursday Night

A 40 percent chance of snow. Partly cloudy, with a low around 17. Northwest wind around 6 mph, with gusts as high as 17 mph. New snow accumulation of less than a half inch possible.

Friday

Snow. High near 23. Wind chill values as low as 9. North wind around 6 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Friday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a temperature rising to around 22 by 5am. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

Saturday

A 30 percent chance of snow. Partly sunny, with a high near 39. Northwest wind around 10 mph, with gusts as high as 30 mph.

Saturday Night

Mostly clear, with a low around 25. Northwest wind 11 to 14 mph, with gusts as high as 31 mph.

Sunday

Mostly sunny, with a high near 43. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 24 mph.

Sunday Night

Partly cloudy, with a low around 26.

Monday

Partly sunny, with a high near 45.

Monday Night

Mostly cloudy, with a low around 25.