Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Mostly Cloudy

64°F

18°C

Humidity 72%
Wind Speed S 8 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Jun 09:20 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind 6 to 9 mph becoming northeast after midnight.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 85. Southeast wind 5 to 9 mph becoming northwest in the morning.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 87. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind 6 to 9 mph becoming northeast after midnight. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 85. Southeast wind 5 to 9 mph becoming northwest in the morning.
Saturday Night
Increasing clouds, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 87. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Monday
Partly sunny, with a high near 90.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 57.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 56.
Juneteenth
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.41°N 117°W (Elev. 945 ft)
9:13 pm PDT Jun 13, 2025
9pm PDT Jun 13, 2025-6pm PDT Jun 20, 2025
 
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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