National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Afton WY (KAFO)

Lat: 42.71133°NLon: 110.94217°WElev: 6201.0ft.

Clear

32°F

0°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 21 Mar 03:35 AM MDT
Extended Forecast for

10 Miles ENE Border ID

Red Flag Warning March 21, 03:51am until March 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning March 21, 03:51am until March 21, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Overnight

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Light and variable wind becoming west 6 to 11 mph in the afternoon.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. North northwest wind 5 to 9 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55. West wind 3 to 6 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. West northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 57. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. West wind 5 to 8 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

Overnight
Clear, with a steady temperature around 47. Light east wind.
Saturday
Sunny, with a high near 67. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 36. North northwest wind 5 to 9 mph.
Sunday
Sunny, with a high near 55. West wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 34. West northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 57. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 37. West wind 5 to 8 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Border ID
 42.25°N 110.88°W (Elev. 6795 ft)
Last Update:
3:16 am MDT Mar 21, 2026
Forecast Valid:
3am MDT Mar 21, 2026-6pm MDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation