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

Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair and Breezy

59°F

15°C

Humidity 25%
Wind Speed SW 22 mph
Barometer 30.29 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 16 Oct 11:35 pm MDT
Extended Forecast for

11 Miles W Lead SD

  • Tonight

    Tonight: Clear, with a low around 38. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 21 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56. North wind 3 to 6 mph. Winds could gust as high as 16 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. Light southeast wind.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 38. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 68. Southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 41. Southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 56. North wind 3 to 6 mph. Winds could gust as high as 16 mph.
Sunday Night
Mostly clear, with a low around 36. Light and variable wind. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 60. Light southeast wind.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 65.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Lead SD
 44.32°N 103.98°W (Elev. 5925 ft)
Last Update:
10:41 pm MDT Oct 16, 2026
Forecast Valid:
11pm MDT Oct 16, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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