A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Mostly Cloudy

28°F

-2°C

Humidity	86%
Wind Speed	Calm
Barometer	29.77 in
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Last update	8 Jan 8:35 am MST

More Information:

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

Extended Forecast for

6 Miles WSW Lead SD

Today
High: 33 °F⇓
Chance Snow
Tonight
Low: 14 °F
Snow Likely
Friday
High: 25 °F
Chance Snow
Friday Night
Low: 18 °F
Chance Snow
Saturday
High: 29 °F
Chance Snow
Saturday Night
Low: 24 °F
Partly Cloudy
Sunday
High: 44 °F
Mostly Sunny
Sunday Night
Low: 28 °F
Mostly Clear
Monday
High: 46 °F
Mostly Sunny

Detailed Forecast

Today

A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a temperature rising to near 33 by 11am, then falling to around 25 during the remainder of the day. Calm wind. Total daytime snow accumulation of less than one inch possible.

Tonight

Snow likely. Mostly cloudy, with a low around 14. Calm wind. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday

A 30 percent chance of snow. Mostly sunny, with a high near 25. Wind chill values as low as 5. West wind 6 to 10 mph, with gusts as high as 29 mph.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a steady temperature around 18. Wind chill values as low as 8. West wind around 7 mph, with gusts as high as 29 mph. New snow accumulation of 1 to 2 inches possible.

Saturday

A 50 percent chance of snow. Mostly cloudy, with a high near 29. Northwest wind around 8 mph, with gusts as high as 28 mph. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Partly cloudy, with a steady temperature around 24. West wind 3 to 5 mph. Winds could gust as high as 21 mph.

Sunday

Mostly sunny, with a high near 44. West wind around 6 mph, with gusts as high as 22 mph.

Sunday Night

Mostly clear, with a low around 28. West wind 3 to 5 mph. Winds could gust as high as 21 mph.

Monday

Mostly sunny, with a high near 46.

Monday Night

A slight chance of rain and snow between 11pm and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 32.

Tuesday

A chance of snow. Mostly cloudy, with a high near 41.