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	79%
Wind Speed	S 3 mph
Barometer	30.27 in
Dewpoint	10°F (-12°C)
Visibility	10.00 mi
Last update	22 Feb 11:55 pm MST

More Information:

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

Extended Forecast for

4 Miles SSW Lead SD

Overnight
Low: 20 °F
Mostly Clear
Monday
High: 49 °F
Mostly Sunny
Monday Night
Low: 27 °F
Partly Cloudy
Tuesday
High: 36 °F
Chance Snow
Tuesday Night
Low: 23 °F
Chance Snow
Wednesday
High: 39 °F
Rain/Snow
Wednesday Night
Low: 23 °F
Slight Chance
Snow then
Mostly Clear
Thursday
High: 44 °F
Sunny
Thursday Night
Low: 29 °F
Mostly Clear

Detailed Forecast

Overnight

Mostly clear, with a low around 20. Southwest wind around 5 mph becoming calm. Winds could gust as high as 18 mph.

Monday

Mostly sunny, with a high near 49. West wind 3 to 6 mph. Winds could gust as high as 20 mph.

Monday Night

Partly cloudy, with a low around 27. West wind around 7 mph, with gusts as high as 26 mph.

Tuesday

A 30 percent chance of snow. Mostly cloudy, with a high near 36. Northwest wind 7 to 9 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 in the evening. Winds could gust as high as 17 mph. New snow accumulation of less than a half inch possible.

Wednesday

Snow likely before 11am, then snow, possibly mixed with rain between 11am and 2pm, then snow after 2pm. High near 39. West wind 5 to 10 mph, with gusts as high as 31 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 23. West wind around 9 mph, with gusts as high as 30 mph.

Thursday

Sunny, with a high near 44. West wind 8 to 10 mph, with gusts as high as 31 mph.

Thursday Night

Mostly clear, with a low around 29.

Friday

A slight chance of snow after 11am. Mostly sunny, with a high near 46.

Friday Night

A chance of snow. Mostly cloudy, with a low around 13.

Saturday

Snow likely. Mostly cloudy, with a high near 27.