Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

45°F

7°C

Humidity	37%
Wind Speed	W 7 mph
Barometer	30.05 in
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Wind Chill	41°F (5°C)
Last update	7 Feb 9:55 pm MST

More Information:

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

Extended Forecast for

4 Miles SSW Lead SD

Tonight
Low: 33 °F
Mostly Clear
Sunday
High: 52 °F
Sunny
Sunday Night
Low: 32 °F
Partly Cloudy
Monday
High: 45 °F
Chance
Rain/Snow
Monday Night
Low: 23 °F
Chance Snow
Tuesday
High: 36 °F
Chance Snow
Tuesday Night
Low: 22 °F
Chance Snow
Wednesday
High: 36 °F
Snow Likely
Wednesday Night
Low: 19 °F
Chance Snow

Detailed Forecast

Tonight

Mostly clear, with a low around 33. West wind around 6 mph, with gusts as high as 18 mph.

Sunday

Sunny, with a high near 52. West wind 3 to 6 mph. Winds could gust as high as 20 mph.

Sunday Night

Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph. Winds could gust as high as 21 mph.

Monday

A chance of rain and snow before 1pm, then a chance of snow. Mostly cloudy, with a high near 45. Northwest wind around 6 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Monday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 23. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible.

Tuesday

A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 36. Calm wind becoming west around 6 mph. Winds could gust as high as 17 mph. New snow accumulation of less than one inch possible.

Tuesday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 22. South wind 3 to 5 mph. Winds could gust as high as 15 mph.

Wednesday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 36. Southwest wind around 6 mph becoming northwest in the afternoon. Winds could gust as high as 17 mph.

Wednesday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19.

Thursday

A slight chance of snow. Mostly sunny, with a high near 37.

Thursday Night

Mostly clear, with a low around 20.

Friday

A slight chance of snow. Sunny, with a high near 39.

Friday Night

Mostly clear, with a low around 20.

Saturday

A slight chance of snow. Partly sunny, with a high near 39.