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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

54°F

12°C

Humidity 54%
Wind Speed NE 8 mph
Barometer 29.91 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 16 Nov 10:15 am MST
Extended Forecast for

4 Miles W Lead SD

  • Today

    Today: Mostly sunny, with a high near 51. South wind around 8 mph, with gusts as high as 18 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 11pm. Increasing clouds, with a low around 36. South wind 6 to 9 mph.

    Low: 36 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am. Cloudy, with a temperature rising to near 41 by 8am, then falling to around 35 during the remainder of the day. Light and variable wind becoming north around 5 mph. Chance of precipitation is 70%.

    High: 41 °F⇓

    Rain Likely

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 33. West wind around 6 mph.

    Low: 33 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain. Mostly cloudy, with a high near 43. West wind around 6 mph becoming calm in the afternoon.

    High: 43 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Light southwest wind. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow before 8am, then a chance of rain between 8am and 4pm, then a chance of rain and snow after 4pm. Partly sunny, with a high near 42. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 40%.

    High: 42 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 29. West wind around 7 mph, with gusts as high as 15 mph.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A chance of snow, mainly before 11am. Mostly sunny, with a high near 37.

    High: 37 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 51. South wind around 8 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of rain after 11pm. Increasing clouds, with a low around 36. South wind 6 to 9 mph.
Monday
Rain likely, mainly after 11am. Cloudy, with a temperature rising to near 41 by 8am, then falling to around 35 during the remainder of the day. Light and variable wind becoming north around 5 mph. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 33. West wind around 6 mph.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 43. West wind around 6 mph becoming calm in the afternoon.
Tuesday Night
A slight chance of rain before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 31. Light southwest wind. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow before 8am, then a chance of rain between 8am and 4pm, then a chance of rain and snow after 4pm. Partly sunny, with a high near 42. Light and variable wind becoming west around 5 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 29. West wind around 7 mph, with gusts as high as 15 mph.
Thursday
A chance of snow, mainly before 11am. Mostly sunny, with a high near 37.
Thursday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Lead SD
 44.35°N 103.83°W (Elev. 6112 ft)
Last Update:
8:21 am MST Nov 16, 2025
Forecast Valid:
10am MST Nov 16, 2025-6pm MST Nov 22, 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