Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

18°F

-8°C

Humidity	62%
Wind Speed	W 6 mph
Barometer	30.00 in
Dewpoint	7°F (-14°C)
Visibility	10.00 mi
Wind Chill	10°F (-12°C)
Last update	1 Dec 1:35 am MST

More Information:

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

Extended Forecast for

Lead SD

Overnight
Low: 15 °F
Mostly Clear
Monday
High: 26 °F
Sunny
Monday Night
Low: 20 °F⇑
Mostly Cloudy
Tuesday
High: 35 °F
Chance Snow
Tuesday Night
Low: 13 °F
Snow
Wednesday
High: 21 °F
Snow Likely
then Slight
Chance Snow
Wednesday Night
Low: 10 °F
Mostly Clear
Thursday
High: 34 °F
Mostly Sunny
Thursday Night
Low: 23 °F
Chance Snow

Detailed Forecast

Overnight

Mostly clear, with a steady temperature around 15. Wind chill values as low as 5. West wind around 6 mph, with gusts as high as 18 mph.

Monday

Sunny, with a high near 26. Wind chill values as low as 4. West wind 7 to 10 mph, with gusts as high as 15 mph.

Monday Night

Mostly cloudy, with a temperature falling to near 20 by 9pm, then rising to around 27 during the remainder of the night. Wind chill values as low as 12. West wind around 7 mph, with gusts as high as 20 mph.

Tuesday

A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 35. Wind chill values as low as 20. West wind 7 to 9 mph, with gusts as high as 22 mph. New snow accumulation of less than one inch possible.

Tuesday Night

Snow. Low around 13. Northwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Snow likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 21. Northwest wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Wednesday Night

Mostly clear, with a low around 10. Southwest wind 3 to 8 mph. Winds could gust as high as 22 mph.

Thursday

Mostly sunny, with a high near 34. West wind around 9 mph, with gusts as high as 22 mph.

Thursday Night

A chance of snow after 11pm. Mostly cloudy, with a low around 23.

Friday

A chance of snow. Partly sunny, with a high near 34.

Friday Night

Snow likely. Mostly cloudy, with a low around 22.

Saturday

Snow likely. Mostly cloudy, with a high near 32.