Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

DUCHESNE (KU69)

Lat: 40.1919°NLon: 110.38099°WElev: 5826.0ft.

Clear

75°F

24°C

Humidity 25%
Wind Speed N 3 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 05 Sep 11:30 AM MDT
Extended Forecast for

Altamont UT

Flood Watch September 6, 09:00am until September 7, 12:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Sunny, with a high near 76. North wind 5 to 7 mph becoming south in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. South wind 5 to 7 mph becoming light and variable.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Increasing clouds, with a high near 71. North northwest wind 5 to 7 mph becoming south in the afternoon.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Cloudy, with a low around 50. West northwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Labor Day

    Labor Day: Mostly sunny, with a high near 69. Light west northwest wind becoming west southwest 9 to 14 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Monday Night

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

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 76. North wind 5 to 7 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 51. South wind 5 to 7 mph becoming light and variable.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 71. North northwest wind 5 to 7 mph becoming south in the afternoon.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Cloudy, with a low around 50. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Labor Day
Mostly sunny, with a high near 69. Light west northwest wind becoming west southwest 9 to 14 mph in the morning.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Altamont UT
 40.37°N 110.3°W (Elev. 6404 ft)
10:26 am MDT Sep 5, 2026
11am MDT Sep 5, 2026-6pm MDT Sep 11, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database