Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

FORT DUCHESNE (UINU1)

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

NA

70°F

21°C

Humidity 43%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 17 Aug 01:31 AM MDT
Extended Forecast for

Fort Duchesne UT

  • Overnight

    Overnight: Mostly clear, with a low around 57. North northwest wind around 5 mph becoming east.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming north after midnight.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 60. West wind 5 to 10 mph becoming north northeast in the evening.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 57. North northwest wind around 5 mph becoming east.
Monday
Sunny, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 92. Southeast wind 5 to 10 mph becoming west in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 60. West wind 5 to 10 mph becoming north northeast in the evening.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Duchesne UT
 40.29°N 109.85°W (Elev. 5000 ft)
1:52 am MDT Aug 17, 2026
2am MDT Aug 17, 2026-6pm MDT Aug 23, 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