National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

FORT DUCHESNE (UINU1)

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

NA

38°F

3°C

Humidity 92%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 18 Oct 02:31 AM MDT
Extended Forecast for

Fort Duchesne UT

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 60. Northeast wind around 5 mph becoming calm.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 41. Calm wind becoming southeast around 5 mph.

    Low: 41 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, sunny, with a high near 62. Calm wind becoming northeast around 5 mph.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. North wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Sunday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 60. Northeast wind around 5 mph becoming calm.
Sunday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 41. Calm wind becoming southeast around 5 mph.
Monday
Patchy fog before 10am. Otherwise, sunny, with a high near 62. Calm wind becoming northeast around 5 mph.
Monday Night
Mostly clear, with a low around 42. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 47.
Thursday
Showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 59.
Thursday Night
Showers. Cloudy, with a low around 46.
Friday
Showers likely. Mostly cloudy, with a high near 56.
Friday Night
A chance of showers. Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Duchesne UT
 40.29°N 109.85°W (Elev. 5000 ft)
Last Update:
1:37 am MDT Oct 18, 2026
Forecast Valid:
3am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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