Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

16°F

-9°C

Humidity	86%
Wind Speed	W 6 mph
Barometer	30.23 in
Dewpoint	12°F (-11°C)
Visibility	10.00 mi
Wind Chill	7°F (-14°C)
Last update	23 Feb 2:35 am MST

More Information:

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

Extended Forecast for

8 Miles SSW Lead SD

Overnight
Low: 19 °F
Partly Cloudy
Monday
High: 47 °F
Partly Sunny
Monday Night
Low: 26 °F
Mostly Cloudy
then Slight
Chance Snow
Tuesday
High: 34 °F
Chance Snow
Tuesday Night
Low: 23 °F
Chance Snow
Wednesday
High: 37 °F
Snow
Wednesday Night
Low: 21 °F
Slight Chance
Snow then
Mostly Clear
Thursday
High: 42 °F
Sunny
Thursday Night
Low: 28 °F
Mostly Clear

Detailed Forecast

Overnight

Partly cloudy, with a low around 19. West wind 3 to 5 mph. Winds could gust as high as 18 mph.

Monday

Partly sunny, with a high near 47. West wind 3 to 6 mph. Winds could gust as high as 22 mph.

Monday Night

A 10 percent chance of snow after 5am. Mostly cloudy, with a low around 26. West wind 6 to 8 mph, with gusts as high as 28 mph.

Tuesday

A 30 percent chance of snow, mainly after 8am. Mostly cloudy, with a high near 34. Wind chill values as low as 19. Northwest wind 7 to 10 mph, with gusts as high as 26 mph.

Tuesday Night

A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 23. West wind around 5 mph becoming calm. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

Wednesday

Snow. High near 37. West wind 5 to 10 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Wednesday Night

A 20 percent chance of snow before 11pm. Mostly clear, with a low around 21. West wind around 10 mph, with gusts as high as 32 mph.

Thursday

Sunny, with a high near 42. West wind 8 to 10 mph, with gusts as high as 32 mph.

Thursday Night

Mostly clear, with a low around 28.

Friday

A slight chance of snow after 11am. Mostly sunny, with a high near 44.

Friday Night

A chance of snow. Mostly cloudy, with a low around 12.

Saturday

Snow likely. Mostly cloudy, with a high near 25.