Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

Current conditions at

Logan-Cache Airport (KLGU)

Lat: 41.78652°NLon: 111.85187°WElev: 4446.0ft.

Clear

77°F

25°C

Humidity 16%
Wind Speed S 4 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 03 Sep 02:35 PM MDT
Extended Forecast for

Lewiston UT

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. South southwest wind 6 to 9 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. South wind 7 to 13 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. South southwest wind 9 to 14 mph, with gusts as high as 31 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. South southeast wind 9 to 11 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. South southwest wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 81.

    High: 81 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

  • Labor Day

    Labor Day: A chance of showers and thunderstorms, mainly before noon.  Mostly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 78. South southwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 50. South wind 7 to 13 mph.
Friday
Sunny, with a high near 82. South southwest wind 9 to 14 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 52. South southeast wind 9 to 11 mph.
Saturday
Sunny, with a high near 84. South southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 52.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Labor Day
A chance of showers and thunderstorms, mainly before noon. Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston UT
 41.97°N 111.87°W (Elev. 4498 ft)
12:31 pm MDT Sep 3, 2026
2pm MDT Sep 3, 2026-6pm MDT Sep 9, 2026
 
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Additional Resources

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