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

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

55°F

13°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 30.23 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 31 Aug 3:55 am MDT
Extended Forecast for

Lead SD

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 67 °F

    Patchy Fog
    then Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northeast wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. North wind around 5 mph becoming south in the evening.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. West wind around 5 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Increasing clouds, with a low around 49. North wind around 5 mph becoming southwest after midnight. Chance of precipitation is 40%.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
Mostly clear, with a low around 50. Northeast wind around 5 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 53. North wind around 5 mph becoming south in the evening.
Tuesday
Sunny, with a high near 75. West wind around 5 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Increasing clouds, with a low around 49. North wind around 5 mph becoming southwest after midnight. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 43. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lead SD
 44.35°N 103.77°W (Elev. 5322 ft)
Last Update:
3:29 am MDT Aug 31, 2025
Forecast Valid:
4am MDT Aug 31, 2025-6pm MDT Sep 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation