Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

66°F

19°C

Humidity 34%
Wind Speed SSW 8 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 22 Jun 12:20 AM PDT
Extended Forecast for

3 Miles ENE Lewiston ID

  • Overnight

    Overnight: Mostly clear, with a low around 56. Light and variable wind becoming east around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. North wind 5 to 8 mph becoming light and variable.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 94. Northeast wind 3 to 5 mph.

    High: 94 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. Light and variable wind becoming northwest around 6 mph after midnight.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Light and variable wind becoming east around 5 mph.
Monday
Sunny, with a high near 93. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 56. North wind 5 to 8 mph becoming light and variable.
Tuesday
Increasing clouds, with a high near 94. Northeast wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 58. Light and variable wind becoming northwest around 6 mph after midnight.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny and hot, with a high near 96.
Thursday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 59.
Friday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 75. Breezy.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51. Breezy.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Lewiston ID
 46.44°N 116.95°W (Elev. 1017 ft)
11:31 pm PDT Jun 21, 2026
12am PDT Jun 22, 2026-6pm PDT Jun 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database