Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

I80/US30 - Peru Hill (KCMS)

Lat: 41.54958°NLon: 109.60197°WElev: 6407.0ft.

NA

91°F

33°C

Humidity 13%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility 1.24 mi
Heat Index87°F (31°C)
Last update 21 Aug 05:12 PM MDT
Extended Forecast for

Farson WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a steady temperature around 86. Northwest wind around 7 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 57. West wind 5 to 8 mph becoming northeast in the evening.

    Low: 57 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 84. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.

    High: 84 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms, mainly between 11pm and midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 52. West wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 21 mph.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Breezy, with a light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 28 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. West wind 9 to 14 mph becoming light and variable  in the evening. Winds could gust as high as 24 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 86. Northwest wind around 7 mph.
Tonight
A 40 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 57. West wind 5 to 8 mph becoming northeast in the evening.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 84. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 52. West wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Breezy, with a light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 50. West wind 9 to 14 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.
Monday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Farson WY
 42.11°N 109.44°W (Elev. 6598 ft)
4:17 pm MDT Aug 21, 2026
5pm MDT Aug 21, 2026-6pm MDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database