Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Afton WY (KAFO)

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

Overcast

52°F

11°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Aug 07:35 AM MDT
Extended Forecast for

Afton WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm.  Partly sunny, with a high near 78. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 47. West southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 47 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. West northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 88. Calm wind becoming west around 5 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. East southeast wind around 5 mph becoming calm  after midnight.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 82.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Partly sunny, with a high near 78. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 47. West southwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 49. West northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 88. Calm wind becoming west around 5 mph.
Thursday Night
Partly cloudy, with a low around 52. East southeast wind around 5 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 54.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Sunday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 78.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Afton WY
 42.73°N 110.93°W (Elev. 6266 ft)
7:02 am MDT Aug 18, 2026
8am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database