Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

54°F

12°C

Humidity	24%
Wind Speed	W 5 mph
Barometer	29.92 in
Dewpoint	18°F (-8°C)
Visibility	10.00 mi
Wind Chill	53°F (12°C)
Last update	15 Dec 4:15 pm MST

More Information:

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

Extended Forecast for

3 Miles S Whitewood SD

Tonight
Low: 46 °F
Mostly Cloudy
Tuesday
High: 52 °F⇓
Mostly Sunny
and Breezy
Tuesday Night
Low: 39 °F⇑
Partly Cloudy
Wednesday
High: 54 °F
Rain Likely
and Windy
Wednesday Night
Low: 21 °F
Very Windy.
Chance Snow
then Slight
Chance Snow
Thursday
High: 35 °F
Mostly Sunny
and Windy
then Partly
Sunny
Thursday Night
Low: 27 °F
Mostly Cloudy
then Mostly
Cloudy and
Breezy
Friday
High: 52 °F
Chance Rain
and Breezy
Friday Night
Low: 30 °F
Chance Snow

Detailed Forecast

Tonight

Mostly cloudy, with a low around 46. West wind 13 to 17 mph, with gusts as high as 24 mph.

Tuesday

Mostly sunny, with a temperature falling to around 40 by 5pm. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph.

Tuesday Night

Partly cloudy, with a temperature rising to around 43 by 5am. Southwest wind 11 to 18 mph, with gusts as high as 24 mph.

Wednesday

Rain likely after 11am. Partly sunny, with a high near 54. Windy, with a southwest wind 24 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 60%.

Wednesday Night

A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 21. Very windy, with a west wind 37 to 43 mph, with gusts as high as 60 mph. New snow accumulation of less than a half inch possible.

Thursday

Increasing clouds, with a high near 35. Windy, with a northwest wind 20 to 30 mph becoming south 8 to 13 mph in the afternoon. Winds could gust as high as 41 mph.

Thursday Night

Mostly cloudy, with a low around 27. Breezy, with a south wind 9 to 14 mph becoming southwest 15 to 20 mph after midnight. Winds could gust as high as 26 mph.

Friday

A chance of rain, mainly after 11am. Partly sunny, with a high near 52. Breezy, with a west wind 14 to 21 mph, with gusts as high as 30 mph.

Friday Night

A chance of snow. Mostly cloudy, with a low around 30.

Saturday

A chance of snow, mainly before 11am. Partly sunny, with a high near 38.

Saturday Night

A chance of snow. Partly cloudy, with a low around 26.

Sunday

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

Sunday Night

Mostly cloudy, with a low around 29.