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

Severe Thunderstorms and Heavy Rain Across the Central US and Central Appalachians

Severe thunderstorms producing damaging winds, hail and possibly a few tornadoes are expected across parts of the central Plains and the Missouri Valley. Heavy rainfall and flash flooding is also expected in the area. Thunderstorms and heavy rain may also bring additional flooding impacts to the central Appalachians. High temperatures and critical fire weather conditions expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

73°F

23°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 17 Jun 10:00 AM PDT
Extended Forecast for

Asotin WA

Fire Weather Watch June 18, 02:00pm until June 18, 08:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Today

    Today: Sunny, with a high near 90. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. West wind 7 to 16 mph, with gusts as high as 26 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 86. Light northwest wind increasing to 5 to 10 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 81.

    High: 81 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 90. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 55. Northwest wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 92. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 55. West wind 7 to 16 mph, with gusts as high as 26 mph.
Juneteenth
Mostly sunny, with a high near 86. Light northwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 81.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 48.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Asotin WA
 46.34°N 117.05°W (Elev. 846 ft)
Last Update:
10:16 am PDT Jun 17, 2025
Forecast Valid:
10am PDT Jun 17, 2025-6pm PDT Jun 23, 2025
 
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