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Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Clear

72°F

22°C

Humidity 38%
Wind Speed SSW 5 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 14 Aug 01:56 AM PDT
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. Light south wind.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 88 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. West wind 5 to 9 mph becoming calm after midnight.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Light and variable wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 59. Southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 92. Chance of precipitation is 10%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. Light south wind.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. West wind 5 to 9 mph becoming calm after midnight.
Saturday
A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Light and variable wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 59. Southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 92. Chance of precipitation is 10%.
Sunday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 90.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.96°W (Elev. 1598 ft)
Last Update:
11:21 pm PDT Aug 13, 2026
Forecast Valid:
2am PDT Aug 14, 2026-6pm PDT Aug 20, 2026
 
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