Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

FORT DUCHESNE (UINU1)

Lat: 40.28477°NLon: 109.86183°WElev: 4928.0ft.

NA

98°F

37°C

Humidity 18%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Heat Index94°F (34°C)
Last update 19 Aug 03:31 PM MDT
Extended Forecast for

14 Miles N Whiterocks UT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 67. West wind around 5 mph.

    High: 67 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 47. North northwest wind 5 to 15 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 66. West northwest wind 5 to 10 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    High: 66 °F

    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. North northwest wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 50. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after noon.  Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 67. West wind around 5 mph.
Tonight
Partly cloudy, with a low around 47. North northwest wind 5 to 15 mph.
Thursday
Showers likely and possibly a thunderstorm between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 66. West northwest wind 5 to 10 mph becoming south southwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 48. North northwest wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.
Saturday
Showers likely and possibly a thunderstorm, mainly after noon. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 44.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 61.
Monday Night
A chance of showers. Mostly cloudy, with a low around 43.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Whiterocks UT
 40.66°N 109.96°W (Elev. 10486 ft)
4:02 pm MDT Aug 19, 2026
4pm MDT Aug 19, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

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