Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

41°F

5°C

Humidity	39%
Wind Speed	SW 16 mph
Barometer	29.94 in
Dewpoint	18°F (-8°C)
Visibility	10.00 mi
Wind Chill	33°F (1°C)
Last update	7 Dec 11:55 pm MST

More Information:

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

Extended Forecast for

5 Miles SE Deadwood SD

Overnight
Low: 31 °F
Mostly Cloudy
Monday
High: 41 °F
Mostly Sunny
Monday Night
Low: 31 °F⇑
Mostly Cloudy
Tuesday
High: 48 °F⇓
Breezy. Rain
Likely then
Rain/Snow
Likely
Tuesday Night
Low: 25 °F
Chance Snow
Wednesday
High: 39 °F
Snow
Wednesday Night
Low: 21 °F
Rain/Snow
then Snow
Likely
Thursday
High: 29 °F
Chance Snow
Thursday Night
Low: 3 °F
Chance Snow

Detailed Forecast

Overnight

Mostly cloudy, with a steady temperature around 31. West wind 6 to 8 mph, with gusts as high as 23 mph.

Monday

Mostly sunny, with a high near 41. Northwest wind 10 to 14 mph, with gusts as high as 32 mph.

Monday Night

Mostly cloudy, with a temperature falling to near 31 by 9pm, then rising to around 39 during the remainder of the night. West wind 9 to 17 mph, with gusts as high as 34 mph.

Tuesday

Rain likely before 3pm, then snow likely. Partly sunny, with a temperature rising to near 48 by 11am, then falling to around 35 during the remainder of the day. Breezy, with a west wind 18 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Tuesday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 25. Northwest wind 10 to 18 mph, with gusts as high as 41 mph.

Wednesday

Snow, mainly after 11am. High near 39. West wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Wednesday Night

Rain and snow, becoming all snow after 8pm. Low around 21. Northwest wind 9 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.

Thursday

A chance of snow. Mostly cloudy, with a high near 29. Northwest wind 7 to 11 mph, with gusts as high as 29 mph.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 3.

Friday

A chance of snow. Mostly cloudy, with a high near 16.

Friday Night

A chance of snow. Mostly cloudy, with a low around 4.

Saturday

A slight chance of snow. Partly sunny, with a high near 32.