Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

-9°F

-23°C

Humidity	77%
Wind Speed	Calm
Barometer	30.11 in
Dewpoint	-15°F (-26°C)
Visibility	10.00 mi
Last update	24 Jan 4:35 am MST

More Information:

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

Extended Forecast for

Spearfish SD

Cold Weather Advisory until January 24, 11:00am

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory until January 24, 11:00am
NOW until 11:00am Sat
Cold Weather Advisory
Overnight
Low: -9 °F
Chance
Flurries
Saturday
High: 18 °F
Mostly Sunny
Saturday Night
Low: -6 °F
Chance Snow
Sunday
High: 7 °F
Slight Chance
Snow then
Partly Sunny
Sunday Night
Low: 1 °F⇑
Mostly Clear
Monday
High: 39 °F
Sunny and
Breezy
Monday Night
Low: 22 °F
Partly Cloudy
Tuesday
High: 38 °F
Partly Sunny

Detailed Forecast

Overnight

A chance of flurries. Partly cloudy, with a low around -9. Wind chill values as low as -18. Calm wind.

Saturday

Mostly sunny, with a high near 18. Wind chill values as low as -19. Southwest wind 6 to 11 mph becoming west in the morning. Winds could gust as high as 22 mph.

Saturday Night

A 40 percent chance of snow. Mostly cloudy, with a low around -6. Wind chill values as low as -14. Northwest wind 7 to 9 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

Sunday

A 20 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 7. Wind chill values as low as -21. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

Sunday Night

Mostly clear, with a temperature rising to around 16 by 5am. Southwest wind 8 to 14 mph, with gusts as high as 23 mph.

Monday

Sunny, with a high near 39. Breezy, with a west wind 16 to 21 mph, with gusts as high as 32 mph.

Monday Night

Partly cloudy, with a low around 22. West wind 10 to 14 mph, with gusts as high as 23 mph.

Tuesday

Partly sunny, with a high near 38. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.

Tuesday Night

Partly cloudy, with a low around 25.

Wednesday

Mostly sunny, with a high near 41.