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Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

50°F

10°C

Humidity 43%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 6 Oct 11:55 pm MDT
Extended Forecast for

3 Miles WSW Lead SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 47. Northwest wind 3 to 5 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. West wind around 6 mph becoming east in the afternoon. Winds could gust as high as 16 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Light and variable wind becoming southeast around 6 mph in the evening.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. Calm wind becoming southwest 5 to 8 mph in the evening. Winds could gust as high as 15 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 72. Southwest wind 3 to 8 mph. Winds could gust as high as 23 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly before midnight. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 47. Northwest wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 65. West wind around 6 mph becoming east in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 42. Light and variable wind becoming southeast around 6 mph in the evening.
Thursday
Sunny, with a high near 65. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 47. Calm wind becoming southwest 5 to 8 mph in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 72. Southwest wind 3 to 8 mph. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 69.
Saturday Night
A chance of rain, mainly before midnight. Partly cloudy, with a low around 40.
Sunday
A chance of rain. Partly sunny, with a high near 49.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Columbus Day
A chance of rain and snow. Mostly cloudy, with a high near 43.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
Last Update:
11:16 pm MDT Oct 6, 2026
Forecast Valid:
12am MDT Oct 7, 2026-6pm MDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation