Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

59°F

15°C

Humidity 39%
Wind Speed S 9 mph
Barometer 29.88 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Mar 10:35 pm CDT
Extended Forecast for

Long Valley SD

Red Flag Warning March 20, 09:56pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 20, 09:56pm until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Breezy, with a southwest wind 13 to 21 mph becoming northwest in the afternoon.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Breezy, with a north wind 17 to 26 mph, with gusts as high as 31 mph.

    Low: 42 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 58. North wind 10 to 16 mph, with gusts as high as 22 mph.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. North wind 10 to 17 mph becoming southeast after midnight.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of rain before noon.  Partly sunny, with a high near 70. Breezy, with a south wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon.

    High: 70 °F

    Breezy.
    Slight Chance
    Rain then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind 11 to 15 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66. Southeast wind 11 to 16 mph becoming northeast in the morning. Winds could gust as high as 22 mph.

    High: 66 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Southwest wind 7 to 13 mph.
Saturday
Sunny, with a high near 93. Breezy, with a southwest wind 13 to 21 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. Breezy, with a north wind 17 to 26 mph, with gusts as high as 31 mph.
Sunday
Partly sunny, with a high near 58. North wind 10 to 16 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 40. North wind 10 to 17 mph becoming southeast after midnight.
Monday
A 20 percent chance of rain before noon. Partly sunny, with a high near 70. Breezy, with a south wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 42. South wind 11 to 15 mph.
Tuesday
Partly sunny, with a high near 66. Southeast wind 11 to 16 mph becoming northeast in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 41. Breezy.
Thursday
Mostly sunny, with a high near 57. Windy.
Thursday Night
Mostly cloudy, with a low around 26. Blustery.
Friday
Mostly sunny, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley SD
 43.45°N 101.49°W (Elev. 2700 ft)
9:32 pm MDT Mar 20, 2026
9pm MDT Mar 20, 2026-6pm MDT Mar 27, 2026
 
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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