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.

Overcast

29°F

-2°C

Humidity 96%
Wind Speed NNE 3 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 18 Feb 03:53 AM PST
Extended Forecast for

2 Miles SSW Wallula WA

  • Overnight

    Overnight: A slight chance of rain and snow showers.  Snow level 500 feet. Mostly cloudy, with a low around 34. Southwest wind around 11 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 7am.  Snow level rising to 1400 feet in the afternoon. Partly sunny, with a high near 44. Southwest wind 15 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 10%.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. South wind 6 to 9 mph becoming east after midnight.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. North wind 6 to 10 mph.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Northwest wind around 7 mph becoming southwest after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • 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 slight chance of rain and snow showers. Snow level 500 feet. Mostly cloudy, with a low around 34. Southwest wind around 11 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers before 7am. Snow level rising to 1400 feet in the afternoon. Partly sunny, with a high near 44. Southwest wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.
Wednesday Night
Partly cloudy, with a low around 32. South wind 6 to 9 mph becoming east after midnight.
Thursday
Mostly cloudy, with a high near 41. North wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 32. Northwest wind around 7 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Mostly cloudy, with a high near 48.
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 51.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
Rain likely. Mostly cloudy, with a high near 52.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
3:27 am PST Feb 18, 2026
4am 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