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

Powell Municipal Airport (KPOY)

Lat: 44.8672°NLon: 108.7934°WElev: 5092.0ft.

Clear

68°F

20°C

Humidity 13%
Wind Speed WSW 19 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 20 Mar 07:15 PM MDT
Extended Forecast for

3 Miles SSW Ralston WY

Red Flag Warning March 20, 07:36pm until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 20, 07:36pm until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 49 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Windy, with a south wind 10 to 20 mph becoming west northwest 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Isolated showers before midnight.  Mostly cloudy, with a low around 40. Windy, with a north northwest wind 23 to 28 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 39 mph.  Chance of precipitation is 20%.

    Low: 40 °F

    Isolated
    Showers and
    Windy then
    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 59. North northwest wind 8 to 11 mph becoming east northeast in the afternoon.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. North northeast wind 6 to 11 mph becoming southwest in the evening.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65. Light and variable wind becoming east 6 to 11 mph in the morning.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. West wind 8 to 10 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. Breezy, with a west southwest wind 11 to 15 mph becoming south after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 76. Windy, with a south wind 10 to 20 mph becoming west northwest 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.
Saturday Night
Isolated showers before midnight. Mostly cloudy, with a low around 40. Windy, with a north northwest wind 23 to 28 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 59. North northwest wind 8 to 11 mph becoming east northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 37. North northeast wind 6 to 11 mph becoming southwest in the evening.
Monday
Partly sunny, with a high near 65. Light and variable wind becoming east 6 to 11 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43. West wind 8 to 10 mph.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 79. Breezy.
Wednesday Night
Partly cloudy, with a low around 36. Breezy.
Thursday
Mostly sunny, with a high near 52. Windy.
Thursday Night
Partly cloudy, with a low around 29. Blustery.
Friday
Sunny, with a high near 58. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Ralston WY
 44.73°N 108.92°W (Elev. 4747 ft)
7:02 pm MDT Mar 20, 2026
7pm 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