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

Casper, Natrona County International Airport (KCPR)

Lat: 42.8975°NLon: 106.47306°WElev: 5348.0ft.

Clear

54°F

12°C

Humidity 26%
Wind Speed WSW 13 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 20 Mar 07:53 AM MDT
Extended Forecast for

Casper WY

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

    NOW until 9:00pm Sat

    Red Flag Warning

  • Today

    High: 80 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 54. Breezy, with a west northwest wind 9 to 17 mph becoming south southwest after midnight. Winds could gust as high as 26 mph.

    Low: 54 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Windy, with a south southwest wind 11 to 16 mph becoming west southwest 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 83 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Windy, with a west wind 20 to 25 mph becoming north northeast 9 to 14 mph in the evening. Winds could gust as high as 38 mph.

    Low: 42 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. North northeast wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. North wind 6 to 8 mph becoming south southeast after midnight.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 70. Breezy, with a southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 70 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 80. Breezy, with a southwest wind 14 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.
Tonight
Mostly clear, with a low around 54. Breezy, with a west northwest wind 9 to 17 mph becoming south southwest after midnight. Winds could gust as high as 26 mph.
Saturday
Mostly sunny, with a high near 83. Windy, with a south southwest wind 11 to 16 mph becoming west southwest 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.
Saturday Night
Mostly cloudy, with a low around 42. Windy, with a west wind 20 to 25 mph becoming north northeast 9 to 14 mph in the evening. Winds could gust as high as 38 mph.
Sunday
Mostly sunny, with a high near 63. North northeast wind 6 to 8 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 40. North wind 6 to 8 mph becoming south southeast after midnight.
Monday
Partly sunny, with a high near 70. Breezy, with a southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 73. Breezy.
Tuesday Night
Mostly cloudy, with a low around 52. Breezy.
Wednesday
Mostly sunny, with a high near 81. Windy.
Wednesday Night
Partly cloudy, with a low around 39. Breezy.
Thursday
Mostly sunny, with a high near 57. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.83°N 106.34°W (Elev. 5236 ft)
6:47 am MDT Mar 20, 2026
8am MDT Mar 20, 2026-6pm MDT Mar 26, 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