Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Mondell Field (KECS)

Lat: 43.89°NLon: 104.32°WElev: 4173ft.

Fair

77°F

25°C

Humidity 15%
Wind Speed E 3 mph
Barometer 30.17 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 9 Sep 5:15 pm MDT
Extended Forecast for

Upton WY

  • Tonight

    Tonight: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Southwest wind around 6 mph becoming light and variable  after midnight. Winds could gust as high as 16 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. Light and variable wind becoming north 13 to 18 mph in the morning. Winds could gust as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. North wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 49. Breezy.

    Low: 49 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Breezy.
    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers, mainly before midnight.  Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Light and variable wind.
Thursday
Sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph.
Thursday Night
Mostly clear, with a low around 50. Southwest wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Friday
Mostly sunny, with a high near 82. Light and variable wind becoming north 13 to 18 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 44. North wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Breezy.
Sunday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81. Breezy.
Sunday Night
A chance of showers, mainly before midnight. Partly cloudy, with a low around 43. Breezy.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Upton WY
 44.09°N 104.65°W (Elev. 4272 ft)
3:31 pm MDT Sep 9, 2026
5pm MDT Sep 9, 2026-6pm MDT Sep 16, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database