Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

46°F

8°C

Humidity	43%
Wind Speed	NW 17 G 24 mph
Barometer	29.95 in
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	8 Dec 2:15 pm MST

More Information:

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

Extended Forecast for

8 Miles W Central City SD

Tonight
Low: 32 °F
Chance Snow
Tuesday
High: 42 °F⇓
Rain Likely
then
Rain/Snow
Likely
Tuesday Night
Low: 22 °F
Chance Snow
Wednesday
High: 39 °F
Snow
Wednesday Night
Low: 25 °F
Rain/Snow
then Snow
Thursday
High: 29 °F
Snow Likely
Thursday Night
Low: 6 °F
Snow Likely
Friday
High: 18 °F
Snow Likely
Friday Night
Low: 8 °F
Chance Snow

Detailed Forecast

Tonight

A 30 percent chance of snow after 11pm. Mostly cloudy, with a steady temperature around 32. West wind 6 to 10 mph, with gusts as high as 25 mph.

Tuesday

Rain likely before 2pm, then rain and snow likely between 2pm and 3pm, then snow likely after 3pm. Mostly cloudy, with a temperature rising to near 42 by 10am, then falling to around 30 during the remainder of the day. Wind chill values as low as 19. West wind 13 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Tuesday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 22. Wind chill values as low as 15. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

Wednesday

Snow. High near 39. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Wednesday Night

Rain and snow, becoming all snow after 11pm. Low around 25. West wind around 8 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday

Snow likely. Cloudy, with a steady temperature around 29. West wind around 6 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Thursday Night

Snow likely. Cloudy, with a low around 6. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph. Chance of precipitation is 70%.

Friday

Snow likely, mainly before 11am. Mostly cloudy, with a high near 18. Northwest wind around 5 mph becoming calm in the afternoon.

Friday Night

A chance of snow. Mostly cloudy, with a low around 8.

Saturday

A chance of snow, mainly before 11am. Partly sunny, with a high near 29.

Saturday Night

A slight chance of snow. Partly cloudy, with a low around 17.

Sunday

Mostly sunny, with a high near 42.