Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

DUCHESNE (KU69)

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

Clear

68°F

20°C

Humidity 42%
Wind Speed ESE 11 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 30 Sep 01:15 PM MDT
Extended Forecast for

Altamont UT

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a steady temperature around 61. South southwest wind around 7 mph.  Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 40. West northwest wind around 6 mph.

    Low: 40 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66. Light and variable wind becoming south 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. South southeast wind around 6 mph becoming light and variable  after midnight.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 69. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 68.

    High: 68 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a steady temperature around 61. South southwest wind around 7 mph. Chance of precipitation is 60%.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 40. West northwest wind around 6 mph.
Wednesday
Sunny, with a high near 66. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. South southeast wind around 6 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 69. Light and variable wind becoming south 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 44.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 59.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 35.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 57.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 36.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Altamont UT
 40.37°N 110.3°W (Elev. 6404 ft)
1:29 pm MDT Sep 30, 2025
1pm MDT Sep 30, 2025-6pm MDT Oct 6, 2025
 
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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