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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

50°F

10°C

Humidity 40%
Wind Speed Vrbl 7 G 22 mph
Barometer 30.01 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 22 Nov 11:35 pm MST
Extended Forecast for

Lead SD

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 37 by 5am. Southwest wind around 6 mph, with gusts as high as 18 mph.

    Low: 34 °F⇑

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Southwest wind around 5 mph becoming calm in the morning.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Rain likely, possibly mixed with snow after 5pm. Partly sunny, with a high near 49. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Partly Sunny
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 20. Blustery, with a northwest wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow Likely
    and Blustery

  • Tuesday

    Tuesday: A 40 percent chance of snow. Mostly cloudy, then gradually becoming sunny, with a high near 26. Blustery, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 41 mph. New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Chance Snow
    and Blustery

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15. West wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Southwest wind 3 to 5 mph.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a temperature rising to around 37 by 5am. Southwest wind around 6 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 55. Southwest wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly clear, with a low around 34. Calm wind.
Monday
Rain likely, possibly mixed with snow after 5pm. Partly sunny, with a high near 49. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely. Mostly cloudy, with a low around 20. Blustery, with a northwest wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday
A 40 percent chance of snow. Mostly cloudy, then gradually becoming sunny, with a high near 26. Blustery, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 41 mph. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Partly cloudy, with a low around 15. West wind 5 to 7 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 31. Southwest wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 20.
Thanksgiving Day
A chance of snow, mainly after 11am. Mostly cloudy, with a high near 34.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24.
Friday
A chance of snow. Mostly cloudy, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19.
Saturday
Snow likely. Mostly cloudy, with a high near 25.
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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:
10:57 pm MST Nov 22, 2025
Forecast Valid:
11pm MST Nov 22, 2025-6pm MST Nov 29, 2025
 
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