Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

77°F

25°C

Humidity 11%
Wind Speed W 17 G 23 mph
Barometer 30.05 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 19 Mar 11:55 am MDT
Extended Forecast for

2 Miles SW Lead SD

Red Flag Warning until March 19, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until March 19, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • Today

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West wind around 7 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 71. West wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West wind 6 to 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain showers after midnight, mixing with snow after 3am.  Mostly cloudy, with a low around 37. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A 20 percent chance of snow showers before noon.  Mostly sunny, with a high near 49. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 49 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow after midnight.  Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming south in the evening. Winds could gust as high as 18 mph.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 71. West wind 6 to 10 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 46. West wind around 7 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 71. West wind 6 to 10 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 50. West wind 6 to 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
A chance of rain showers after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 37. Northwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 49. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
A slight chance of snow after midnight. Partly cloudy, with a low around 32. Northwest wind around 6 mph becoming south in the evening. Winds could gust as high as 18 mph.
Monday
Partly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lead SD
 44.33°N 103.8°W (Elev. 5627 ft)
11:52 am MDT Mar 19, 2026
11am MDT Mar 19, 2026-6pm MDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database