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

Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.

A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

37°F

3°C

Humidity 60%
Wind Speed Vrbl 5 mph
Barometer 29.90 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 4 Nov 12:15 am MST
Extended Forecast for

Lead SD

  • Overnight

    Overnight: Mostly clear, with a low around 34. Calm wind becoming west around 6 mph. Winds could gust as high as 15 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63. West wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 48. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 30 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Northwest wind 9 to 11 mph, with gusts as high as 26 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. West wind 11 to 14 mph, with gusts as high as 33 mph.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 50. West wind 5 to 9 mph becoming light southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Calm wind becoming west around 6 mph. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 63. West wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Wednesday
Partly sunny, with a high near 57. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a steady temperature around 48. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 30 mph.
Thursday
Mostly sunny, with a high near 53. Northwest wind 9 to 11 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 34. West wind 11 to 14 mph, with gusts as high as 33 mph.
Friday
Mostly sunny, with a high near 50. West wind 5 to 9 mph becoming light southwest in the afternoon. Winds could gust as high as 24 mph.
Friday Night
A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 30.
Saturday
A chance of snow, mainly before 11am. Partly sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lead SD
 44.33°N 103.77°W (Elev. 5197 ft)
Last Update:
12:21 am MST Nov 4, 2025
Forecast Valid:
12am MST Nov 4, 2025-6pm MST Nov 10, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation