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

Logan-Cache Airport (KLGU)

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

Clear

91°F

33°C

Humidity 18%
Wind Speed S 13 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 06 Jul 01:51 PM MDT
Extended Forecast for

Lewiston UT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 93. South southwest wind around 14 mph.

    High: 93 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of thunderstorms before 9pm, then a slight chance of showers and thunderstorms between 9pm and 3am. Mostly cloudy, with a low around 55. Southwest wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Mostly sunny, with a high near 90. Calm wind becoming north northeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 54. North wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

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

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 93. South southwest wind around 14 mph.
Tonight
A slight chance of thunderstorms before 9pm, then a slight chance of showers and thunderstorms between 9pm and 3am. Mostly cloudy, with a low around 55. Southwest wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Mostly sunny, with a high near 90. Calm wind becoming north northeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 54. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 99.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston UT
 41.97°N 111.87°W (Elev. 4498 ft)
Last Update:
12:31 pm MDT Jul 6, 2026
Forecast Valid:
2pm MDT Jul 6, 2026-6pm MDT Jul 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation