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

Marginal Risks of Severe Storms on the Central Plains; Flash flooding on the Northern Plains; Frost & Freeze Warnings in portions of the West & Northeast

A storm system developing across the Plains may cause locally severe weather in western Kansas and southwestern Nebraska today, with isolated flash flooding possible in portions of eastern Montana and western North Dakota. Frost and Freeze Warnings are in effect for portions of the central Rockies and central Appalachians tonight into Friday morning. Read More >

Current conditions at

Logan-Cache Airport (KLGU)

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

Overcast

45°F

7°C

Humidity 87%
Wind Speed NW 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 16 Oct 07:05 AM MDT
Extended Forecast for

Lewiston UT

  • Today

    Today: Rain likely, mainly before noon, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 49. South wind 3 to 5 mph. Chance of precipitation is 70%.

    High: 49 °F

    Showers
    Likely

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 32. Light south southeast wind.

    Low: 32 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. South wind around 6 mph.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 50.

    High: 50 °F

    Chance
    Showers

Detailed Forecast

Today
Rain likely, mainly before noon, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 49. South wind 3 to 5 mph. Chance of precipitation is 70%.
Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 32. Light south southeast wind.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 29. South wind around 6 mph.
Saturday
Sunny, with a high near 58. Light and variable wind.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 64.
Sunday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 29.
Monday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston UT
 41.97°N 111.87°W (Elev. 4498 ft)
Last Update:
3:04 am MDT Oct 16, 2025
Forecast Valid:
7am MDT Oct 16, 2025-6pm MDT Oct 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation