Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

28°F

-2°C

Humidity 86%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 10 Mar 2:35 am MDT
Extended Forecast for

4 Miles WSW Lead SD

Winter Weather Advisory March 10, 09:00am until March 11, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: A 30 percent chance of snow.  Mostly cloudy, with a low around 21. Light and variable wind.

    Low: 21 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after 9am.  High near 29. Wind chill values as low as 11. Light and variable wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 17 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow before 9pm, then a slight chance of snow after midnight.  Low around 15. Wind chill values as low as 2. North wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 15 °F

    Snow then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: Sunny, with a high near 30. Wind chill values as low as 2. West wind 11 to 14 mph, with gusts as high as 29 mph.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a steady temperature around 25. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of snow after noon.  Mostly cloudy, with a high near 47. Breezy, with a west wind 16 to 22 mph, with gusts as high as 40 mph.  Little or no snow accumulation expected.

    High: 47 °F

    Partly Sunny
    then Chance
    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow.  Low around 23. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 90%.

    Low: 23 °F

    Snow and
    Blustery

  • Friday

    Friday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 40. West wind around 9 mph, with gusts as high as 22 mph.

    High: 40 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 21. Light and variable wind.
Tuesday
Snow, mainly after 9am. High near 29. Wind chill values as low as 11. Light and variable wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow before 9pm, then a slight chance of snow after midnight. Low around 15. Wind chill values as low as 2. North wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Sunny, with a high near 30. Wind chill values as low as 2. West wind 11 to 14 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a steady temperature around 25. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.
Thursday
A 50 percent chance of snow after noon. Mostly cloudy, with a high near 47. Breezy, with a west wind 16 to 22 mph, with gusts as high as 40 mph. Little or no snow accumulation expected.
Thursday Night
Snow. Low around 23. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 90%.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 40. West wind around 9 mph, with gusts as high as 22 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26.
Saturday
Snow. Mostly cloudy, with a high near 38.
Saturday Night
Snow. Cloudy, with a low around 9.
Sunday
Snow likely. Cloudy, with a high near 20.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 9.
Monday
A chance of snow. Mostly cloudy, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
2:32 am MDT Mar 10, 2026
2am MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database