Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Mondell Field (KECS)

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

Fair

54°F

12°C

Humidity 51%
Wind Speed N 8 mph
Barometer 30.06 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 18 Jun 6:55 am MDT
Extended Forecast for

3 Miles WNW Upton WY

  • Today

    Today: Mostly sunny, with a high near 75. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 46. North wind 3 to 8 mph. Winds could gust as high as 16 mph.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 78. North wind 5 to 9 mph, with gusts as high as 15 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. Northeast wind 6 to 13 mph becoming southeast after midnight. Winds could gust as high as 23 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 82. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%.

    High: 82 °F

    Mostly Cloudy
    and Breezy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 50. Southeast wind 5 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 70.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 75. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46. North wind 3 to 8 mph. Winds could gust as high as 16 mph.
Juneteenth
Mostly sunny, with a high near 78. North wind 5 to 9 mph, with gusts as high as 15 mph.
Friday Night
Partly cloudy, with a low around 52. Northeast wind 6 to 13 mph becoming southeast after midnight. Winds could gust as high as 23 mph.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 82. Breezy, with a southeast wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
Saturday Night
Showers and possibly a thunderstorm. Low around 50. Southeast wind 5 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Partly cloudy, with a low around 47.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 44.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 49.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Upton WY
 44.11°N 104.68°W (Elev. 4380 ft)
6:22 am MDT Jun 18, 2026
7am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database