
Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Current conditions at
Lewiston, Lewiston-Nez Perce County Airport (KLWS)
Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.
Partly Cloudy
36°F
2°C
| Humidity | 64% |
| Wind Speed | ENE 5 MPH |
| Barometer | 30.03 in (1016.93 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 20 Feb 05:35 PM PST |
Extended Forecast for
Lewiston ID
Tonight

Low: 27 °F
Mostly Cloudy
Saturday

High: 46 °F
Partly Sunny
Saturday Night

Low: 33 °F
Mostly Cloudy
Sunday

High: 54 °F
Mostly Sunny
Sunday Night

Low: 39 °F
Chance Rain
Monday

High: 54 °F
Rain Likely
Monday Night

Low: 43 °F
Rain
Tuesday

High: 52 °F
Rain
Tuesday Night

Low: 36 °F
Chance Rain
Detailed Forecast
Tonight
Mostly cloudy, with a low around 27. East wind around 6 mph.
Saturday
Partly sunny, with a high near 46. Southeast wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 33. East wind around 7 mph.
Sunday
Mostly sunny, with a high near 54. Southeast wind around 8 mph.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39. Southeast wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Monday Night
Rain. Low around 43. Chance of precipitation is 90%.
Tuesday
Rain. High near 52. Chance of precipitation is 80%.
Tuesday Night
A 50 percent chance of rain before 4am. Mostly cloudy, with a low around 36.
Wednesday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 34.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 53.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Partly sunny, with a high near 53. Breezy. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Lewiston ID
46.39°N 117°W (Elev. 1385 ft)
46.39°N 117°W (Elev. 1385 ft)
1:12 pm PST Feb 20, 2026
5pm PST Feb 20, 2026-6pm PST Feb 27, 2026


