Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Mostly Cloudy

46°F

8°C

Humidity 39%
Wind Speed SSW 9 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 18 Feb 01:35 PM PST
Extended Forecast for

Wallula WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 44. Southwest wind around 16 mph, with gusts as high as 21 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. South wind 6 to 9 mph becoming east after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 42. Northwest wind 7 to 9 mph.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain and snow between 10pm and 1am, then a slight chance of snow after 1am.  Snow level 1000 feet lowering to 300 feet after midnight . Mostly cloudy, with a low around 31. West wind around 6 mph.  Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 44. Southwest wind 6 to 9 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 44. Southwest wind around 16 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 31. South wind 6 to 9 mph becoming east after midnight.
Thursday
Partly sunny, with a high near 42. Northwest wind 7 to 9 mph.
Thursday Night
A slight chance of rain and snow between 10pm and 1am, then a slight chance of snow after 1am. Snow level 1000 feet lowering to 300 feet after midnight . Mostly cloudy, with a low around 31. West wind around 6 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 44. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A 30 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 41.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
1:30 pm PST Feb 18, 2026
1pm PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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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