Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Light Snow

34°F

1°C

Humidity	87%
Wind Speed	NW 16 G 26 mph
Barometer	30.18 in
Dewpoint	30°F (-1°C)
Visibility	3.00 mi
Wind Chill	24°F (-4°C)
Last update	29 Jan 4:15 pm MST

More Information:

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

Extended Forecast for

Spearfish SD

This Afternoon
High: 36 °F
Chance Snow
Tonight
Low: 20 °F
Chance Snow
Friday
High: 29 °F
Chance Snow
then Slight
Chance Snow
Friday Night
Low: 22 °F⇑
Chance Snow
Saturday
High: 45 °F
Chance Rain
then Slight
Chance Rain
and Breezy
Saturday Night
Low: 31 °F
Mostly Clear
Sunday
High: 47 °F
Mostly Sunny
Sunday Night
Low: 28 °F
Mostly Cloudy
Monday
High: 48 °F
Partly Sunny

Detailed Forecast

This Afternoon

A 50 percent chance of snow. Cloudy, with a high near 36. Northwest wind around 11 mph, with gusts as high as 22 mph. Total daytime snow accumulation of less than one inch possible.

Tonight

A 50 percent chance of snow. Mostly cloudy, with a low around 20. Northwest wind 5 to 7 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

Friday

A 50 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 29. Wind chill values as low as 16. East wind 3 to 7 mph. New snow accumulation of less than one inch possible.

Friday Night

A 30 percent chance of snow after 11pm. Increasing clouds, with a temperature rising to around 32 by 5am. Wind chill values as low as 14. Southeast wind 5 to 7 mph becoming southwest after midnight.

Saturday

A 50 percent chance of rain, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Breezy, with a west wind 10 to 20 mph, with gusts as high as 32 mph.

Saturday Night

Mostly clear, with a low around 31. West wind around 14 mph, with gusts as high as 24 mph.

Sunday

Mostly sunny, with a high near 47. West wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.

Sunday Night

Mostly cloudy, with a low around 28. South wind around 6 mph.

Monday

Partly sunny, with a high near 48.

Monday Night

A slight chance of rain and snow before 2am, then a slight chance of snow. Partly cloudy, with a low around 30.

Tuesday

A slight chance of snow. Partly sunny, with a high near 41. Breezy.