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 >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Unknown Precip

34°F

1°C

Humidity	87%
Wind Speed	W 14 mph
Barometer	30.08 in
Dewpoint	30°F (-1°C)
Visibility	7.00 mi
Wind Chill	25°F (-4°C)
Last update	29 Jan 1:35 am MST

More Information:

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

Extended Forecast for

4 Miles SW North Spearfish SD

Overnight
Low: 29 °F
Snow Likely
Thursday
High: 31 °F
Snow
Thursday Night
Low: 20 °F
Snow Likely
Friday
High: 23 °F
Snow then
Chance Snow
Friday Night
Low: 21 °F⇑
Chance Snow
Saturday
High: 41 °F
Chance Snow
Saturday Night
Low: 29 °F
Partly Cloudy
Sunday
High: 44 °F
Mostly Sunny
Sunday Night
Low: 30 °F
Mostly Cloudy

Detailed Forecast

Overnight

Snow likely, mainly after 3am. Cloudy, with a low around 29. Wind chill values as low as 19. West wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

Thursday

Snow. High near 31. Wind chill values as low as 18. West wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 20. West wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday

Snow, mainly before 11am. Steady temperature around 23. Wind chill values as low as 15. North wind around 5 mph becoming light and variable. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Friday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a temperature rising to around 29 by 5am. South wind 6 to 10 mph, with gusts as high as 17 mph.

Saturday

A 40 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 41. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Partly cloudy, with a low around 29. West wind around 16 mph, with gusts as high as 24 mph.

Sunday

Mostly sunny, with a high near 44. West wind 6 to 13 mph, with gusts as high as 18 mph.

Sunday Night

Mostly cloudy, with a low around 30.

Monday

Partly sunny, with a high near 45.

Monday Night

A slight chance of snow. Mostly cloudy, with a low around 29.

Tuesday

A slight chance of snow. Mostly cloudy, with a high near 36.