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

Afton WY (KAFO)

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

Clear

55°F

13°C

Humidity 43%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Sep 11:55 AM MDT
Extended Forecast for

Afton WY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. Light south southwest wind becoming southwest 5 to 9 mph. Winds could gust as high as 21 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 41. Southwest wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 10%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 2pm. Mostly sunny, with a high near 77. South wind 3 to 6 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 3am. Increasing clouds, with a low around 46. Light east southeast wind increasing to 5 to 9 mph. Chance of precipitation is 50%.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 9am. High near 75. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 60%.

    High: 72 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 68. Chance of precipitation is 20%.

    High: 68 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. Light south southwest wind becoming southwest 5 to 9 mph. Winds could gust as high as 21 mph.
Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 41. Southwest wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 10%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 2pm. Mostly sunny, with a high near 77. South wind 3 to 6 mph.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 3am. Increasing clouds, with a low around 46. Light east southeast wind increasing to 5 to 9 mph. Chance of precipitation is 50%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 9am. High near 75. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%.
Friday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 38.
Saturday
A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 68. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Afton WY
 42.73°N 110.93°W (Elev. 6266 ft)
Last Update:
11:48 am MDT Sep 15, 2026
Forecast Valid:
12pm MDT Sep 15, 2026-6pm MDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation