Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Current conditions at

DUCHESNE (KU69)

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

Clear

91°F

33°C

Humidity 8%
Wind Speed W 16 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 Aug 07:10 PM MDT
Extended Forecast for

Mountain Home UT

  • Tonight

    Tonight: Patchy smoke between 9pm and 3am. Mostly clear, with a low around 56. South southwest wind 6 to 10 mph becoming north northeast in the evening.

    Low: 56 °F

    Patchy Smoke

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after noon.  Patchy smoke before 9am. Increasing clouds, with a high near 87. North northwest wind 6 to 9 mph becoming south southeast in the morning.

    High: 87 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. North northwest wind around 9 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. North northwest wind 6 to 10 mph becoming south in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph becoming north northwest in the evening.  Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 78. Chance of precipitation is 70%.

    High: 78 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after noon.  Mostly sunny, with a high near 79.

    High: 79 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke between 9pm and 3am. Mostly clear, with a low around 56. South southwest wind 6 to 10 mph becoming north northeast in the evening.
Wednesday
A 10 percent chance of showers and thunderstorms after noon. Patchy smoke before 9am. Increasing clouds, with a high near 87. North northwest wind 6 to 9 mph becoming south southeast in the morning.
Wednesday Night
Mostly clear, with a low around 57. North northwest wind around 9 mph.
Thursday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. North northwest wind 6 to 10 mph becoming south in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph becoming north northwest in the evening. Chance of precipitation is 40%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Saturday
A chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 79.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 51.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 53.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 54.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home UT
 40.4°N 110.39°W (Elev. 7021 ft)
3:05 pm MDT Aug 12, 2025
7pm MDT Aug 12, 2025-6pm MDT Aug 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database