Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

54°F

12°C

Humidity	30%
Wind Speed	W 15 G 24 mph
Barometer	30.13 in
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Wind Chill	50°F (10°C)
Last update	12 Jan 10:15 am MST

More Information:

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

Extended Forecast for

Spearfish SD

Today
High: 58 °F⇓
Mostly Sunny
and Breezy
Tonight
Low: 44 °F
Increasing
Clouds and
Breezy
Tuesday
High: 50 °F
Rain Likely
and Breezy
Tuesday Night
Low: 32 °F
Chance Rain
and Breezy
then Slight
Chance
Rain/Snow
Wednesday
High: 45 °F
Decreasing
Clouds
Wednesday Night
Low: 39 °F⇑
Mostly Clear
then Mostly
Clear and
Breezy
Thursday
High: 44 °F
Partly Sunny
and Windy
Thursday Night
Low: 21 °F
Chance Snow
and Windy
Friday
High: 30 °F
Windy. Slight
Chance Snow
then Mostly
Cloudy

Detailed Forecast

Today

Mostly sunny, with a temperature falling to around 52 by 5pm. Breezy, with a west wind 14 to 22 mph, with gusts as high as 37 mph.

Tonight

Increasing clouds, with a low around 44. Breezy, with a west wind 22 to 24 mph, with gusts as high as 36 mph.

Tuesday

Rain likely, mainly after 11am. Cloudy, with a high near 50. Breezy, with a west wind 23 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.

Tuesday Night

A chance of rain before 2am, then a slight chance of snow. Mostly cloudy, with a low around 32. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

Wednesday

Mostly cloudy, then gradually becoming sunny, with a high near 45. West wind 7 to 10 mph, with gusts as high as 18 mph.

Wednesday Night

Mostly clear, with a temperature rising to around 43 by 4am. Breezy, with a southwest wind 9 to 14 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 37 mph.

Thursday

Partly sunny, with a high near 44. Windy, with a northwest wind 28 to 30 mph, with gusts as high as 44 mph.

Thursday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Windy, with a northwest wind 28 to 33 mph, with gusts as high as 49 mph.

Friday

A slight chance of snow before 11am. Mostly cloudy, with a high near 30. Windy.

Friday Night

Mostly cloudy, with a low around 21. Blustery.

Saturday

Mostly sunny, with a high near 37. Breezy.

Saturday Night

Partly cloudy, with a low around 27.