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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

32°F

0°C

Humidity 92%
Wind Speed E 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Last update 02 Jan 03:20 AM PST
Extended Forecast for

West Pasco WA

Winter Weather Advisory January 2, 03:37am until January 2, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 2, 03:37am until January 2, 07:00am

    NOW until 7:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 30 °F

    Rain/Freezing
    Rain Likely

  • Friday

    Friday: Rain likely, possibly mixed with freezing rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 38. Light east wind. Chance of precipitation is 60%. Little or no ice accumulation expected.

    High: 38 °F

    Rain/Freezing
    Rain Likely
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm, then a chance of rain after 4am. Mostly cloudy, with a low around 33. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 10am, then a chance of rain after 4pm. Mostly cloudy, with a high near 44. Light northeast wind. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36. North wind around 6 mph becoming south after midnight.

    Low: 36 °F

    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Monday

    Monday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Overnight
Rain likely, possibly mixed with freezing rain. Cloudy, with a low around 30. Calm wind. Chance of precipitation is 60%. Total nighttime ice accumulation of less than a 0.1 of an inch possible.
Friday
Rain likely, possibly mixed with freezing rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 38. Light east wind. Chance of precipitation is 60%. Little or no ice accumulation expected.
Friday Night
A slight chance of rain before 10pm, then a chance of rain after 4am. Mostly cloudy, with a low around 33. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
A chance of rain before 10am, then a chance of rain after 4pm. Mostly cloudy, with a high near 44. Light northeast wind. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36. North wind around 6 mph becoming south after midnight.
Sunday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 50.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 48.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 37.
Wednesday
A slight chance of rain. Partly sunny, with a high near 48.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 31.
Thursday
A slight chance of rain and snow. Snow level 1500 feet. Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Pasco WA
 46.25°N 119.2°W (Elev. 381 ft)
Last Update:
3:27 am PST Jan 2, 2026
Forecast Valid:
3am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
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