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

Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

46°F

8°C

Humidity 76%
Wind Speed NW 6 mph
Barometer 30.08 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 13 Oct 4:35 pm MDT
Extended Forecast for

Lead SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 51. Light east wind.

    High: 51 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. Calm wind becoming northwest 5 to 7 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%.

    Low: 37 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind 8 to 15 mph, with gusts as high as 32 mph.

    High: 49 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Clear, with a low around 25. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 32 mph.

    Low: 25 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 63. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Calm wind.
Wednesday
A 50 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 51. Light east wind.
Wednesday Night
Rain. Low around 37. Calm wind becoming northwest 5 to 7 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind 8 to 15 mph, with gusts as high as 32 mph.
Thursday Night
Clear, with a low around 25. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 32 mph.
Friday
Sunny, with a high near 63. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 70.
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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:
4:17 pm MDT Oct 13, 2026
Forecast Valid:
4pm MDT Oct 13, 2026-6pm MDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation