National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

45°F

7°C

Humidity 81%
Wind Speed SW 5 mph
Barometer 30.13 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 12 Nov 7:55 am MST
Extended Forecast for

6 Miles SW Lead SD

  • Today

    Today: Sunny, with a high near 56. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59. Calm wind becoming southeast around 6 mph in the morning. Winds could gust as high as 16 mph.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. South wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Light south wind.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 56. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Tonight
Partly cloudy, with a low around 32. Calm wind.
Friday
Mostly sunny, with a high near 59. Calm wind becoming southeast around 6 mph in the morning. Winds could gust as high as 16 mph.
Friday Night
Mostly cloudy, with a low around 36. South wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 56. Light south wind.
Saturday Night
Partly cloudy, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 31.
Wednesday
A chance of rain and snow. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Lead SD
 44.31°N 103.86°W (Elev. 5597 ft)
Last Update:
2:51 am MST Nov 12, 2026
Forecast Valid:
8am MST Nov 12, 2026-6pm MST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation