Tracking Winter Storm and Severe Weather Impacts Through This Weekend

Heavy mountain snow will continue into Thursday afternoon across the Cascades. Two fast moving storms will track from the southern Rockies to the Great Lakes Thursday and then Friday into Sunday with areas of gusty winds, and heavy snow. In the Southeast U.S., severe thunderstorms and heavy to excessive rainfall are forecast on Friday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

32°F

0°C

Humidity	80%
Wind Speed	W 6 mph
Barometer	29.71 in
Dewpoint	27°F (-3°C)
Visibility	10.00 mi
Wind Chill	26°F (-3°C)
Last update	8 Jan 1:15 am MST

More Information:

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

Extended Forecast for

Lead SD

Overnight
Low: 26 °F
Slight Chance
Snow
Thursday
High: 36 °F
Chance Snow
Thursday Night
Low: 19 °F
Snow Likely
Friday
High: 29 °F
Chance Snow
Friday Night
Low: 25 °F
Chance Snow
Saturday
High: 33 °F
Chance Snow
Saturday Night
Low: 26 °F
Partly Cloudy
Sunday
High: 49 °F
Mostly Sunny
Sunday Night
Low: 35 °F
Mostly Clear

Detailed Forecast

Overnight

A 20 percent chance of snow before 2am. Mostly cloudy, with a low around 26. Light northwest wind.

Thursday

A 30 percent chance of snow, mainly after 2pm. Mostly cloudy, with a high near 36. Light and variable wind.

Thursday Night

Snow likely. Mostly cloudy, with a low around 19. Wind chill values as low as 12. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Friday

A 30 percent chance of snow, mainly before 11am. Mostly sunny, with a high near 29. Wind chill values as low as 10. West wind 10 to 14 mph, with gusts as high as 32 mph.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a steady temperature around 25. West wind 9 to 13 mph, with gusts as high as 34 mph. New snow accumulation of 1 to 2 inches possible.

Saturday

A 50 percent chance of snow. Mostly cloudy, with a high near 33. Northwest wind 8 to 11 mph, with gusts as high as 32 mph. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Partly cloudy, with a low around 26. West wind 6 to 8 mph, with gusts as high as 23 mph.

Sunday

Mostly sunny, with a high near 49. West wind 7 to 9 mph, with gusts as high as 23 mph.

Sunday Night

Mostly clear, with a low around 35.

Monday

Mostly sunny, with a high near 50.

Monday Night

A slight chance of rain and snow. Mostly cloudy, with a low around 38.

Tuesday

A chance of rain and snow. Mostly cloudy, with a high near 45.