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

Tri-Cities Airport (KPSC)

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

Clear

28°F

-2°C

Humidity 88%
Wind Speed NW 5 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 21 Feb 02:53 AM PST
Extended Forecast for

3 Miles WSW Wallula WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Northwest wind around 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 44. North wind 7 to 10 mph.

    High: 44 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Northwest wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 4pm.  Partly sunny, with a high near 54. North wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 44. Northwest wind around 8 mph becoming south in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly after 4pm.  Cloudy, with a high near 58. Chance of precipitation is 60%.

    High: 58 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain.  Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Northwest wind around 7 mph.
Saturday
Mostly cloudy, with a high near 44. North wind 7 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 36. Northwest wind around 6 mph.
Sunday
Rain likely, mainly after 4pm. Partly sunny, with a high near 54. North wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Northwest wind around 8 mph becoming south in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly after 4pm. Cloudy, with a high near 58. Chance of precipitation is 60%.
Monday Night
Rain. Low around 48. Chance of precipitation is 80%.
Tuesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.
Wednesday
Sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
A slight chance of rain. Mostly sunny, with a high near 55. Breezy.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 44. Breezy.
Friday
A chance of rain. Mostly sunny, with a high near 54. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Wallula WA
 46.07°N 118.94°W (Elev. 338 ft)
2:46 am PST Feb 21, 2026
3am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database