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

Excessive Heat for the East; Excessive Rainfall for the Southwest; Severe Weather for the Center of the Nation

Extreme HeatRisk impacts will expand from the Midwest into the Mid-Atlantic and Northeast today. This level of HeatRisk is known for being rare and/or long duration with little to no overnight relief, and affects anyone without effective cooling and/or adequate hydration. Severe weather potential continues from the Great Lakes to the Central Plains today. Heavy rainfall for Southwest on Tuesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

64°F

18°C

Humidity 52%
Wind Speed E 10 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 23 Jun 08:35 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: Sunny, with a high near 82. Southeast wind around 6 mph becoming northwest in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. East wind around 6 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. East wind around 6 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of sprinkles. Mostly cloudy, with a low around 63. North wind around 5 mph becoming south in the evening.

    Low: 63 °F

    Slight Chance
    Sprinkles

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. South wind 5 to 9 mph becoming northwest in the morning.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Southeast wind around 6 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 54. East wind around 6 mph.
Tuesday
Sunny, with a high near 91. East wind around 6 mph.
Tuesday Night
A slight chance of sprinkles. Mostly cloudy, with a low around 63. North wind around 5 mph becoming south in the evening.
Wednesday
Mostly sunny, with a high near 88. South wind 5 to 9 mph becoming northwest in the morning.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
4:45 am PDT Jun 23, 2025
Forecast Valid:
8am PDT Jun 23, 2025-6pm PDT Jun 29, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation