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

57°F

14°C

Humidity 23%
Wind Speed SW 12 mph
Barometer 30.35 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 16 Oct 9:15 pm MDT
Extended Forecast for

5 Miles S Belle Fourche SD

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Southwest wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. Light and variable wind becoming southwest 5 to 8 mph in the evening.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 15 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Southeast wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 15 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Light southeast wind becoming east 12 to 17 mph in the morning. Winds could gust as high as 29 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 40. South wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 77. Southwest wind 5 to 7 mph becoming light and variable in the afternoon.
Saturday Night
Partly cloudy, with a low around 43. Light and variable wind becoming southwest 5 to 8 mph in the evening.
Sunday
Sunny, with a high near 63. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 38. Southeast wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 64. Light southeast wind becoming east 12 to 17 mph in the morning. Winds could gust as high as 29 mph.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 73.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 51.
Friday
A chance of rain. Partly sunny, with a high near 66. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Belle Fourche SD
 44.59°N 103.86°W (Elev. 3199 ft)
Last Update:
9:16 pm MDT Oct 16, 2026
Forecast Valid:
9pm MDT Oct 16, 2026-6pm MDT Oct 23, 2026
 
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