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

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

34°F

1°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.56 in (1001.02 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Feb 12:20 AM PST
Extended Forecast for

3 Miles SSW Wallula WA

  • Overnight

    Overnight: A chance of rain before 1am, then a slight chance of rain after 4am.  Snow level 1700 feet lowering to 1100 feet. Mostly cloudy, with a low around 35. Southwest wind 7 to 9 mph.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain and snow, mainly between 10am and 1pm.  Snow level rising to 1400 feet in the afternoon. Mostly sunny, with a high near 45. Southwest wind 15 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow, mainly after 4am.  Snow level 1300 feet lowering to 600 feet after midnight . Mostly cloudy, with a low around 32. Southeast wind 7 to 9 mph.  Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of snow before 1pm, then a slight chance of rain and snow.  Mostly cloudy, with a high near 42. Northwest wind 7 to 10 mph.  Chance of precipitation is 30%.

    High: 42 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Southwest wind around 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °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 47.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
A chance of rain before 1am, then a slight chance of rain after 4am. Snow level 1700 feet lowering to 1100 feet. Mostly cloudy, with a low around 35. Southwest wind 7 to 9 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of rain and snow, mainly between 10am and 1pm. Snow level rising to 1400 feet in the afternoon. Mostly sunny, with a high near 45. Southwest wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain and snow, mainly after 4am. Snow level 1300 feet lowering to 600 feet after midnight . Mostly cloudy, with a low around 32. Southeast wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday
A chance of snow before 1pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 42. Northwest wind 7 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 31. Southwest wind around 8 mph.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 47.
Saturday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 37.
Sunday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
10:26 pm PST Feb 17, 2026
12am 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