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 >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

36°F

2°C

Humidity 89%
Wind Speed N 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 33°F (1°C)
Visibility 8.00 mi
Last update 02 Jan 01:53 PM PST
Extended Forecast for

Pasco WA

  • This Afternoon

    This Afternoon: A 10 percent chance of rain after 4pm. Cloudy, with a high near 39. Calm wind.

    High: 39 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A slight chance of rain before 7pm, then a chance of rain after 4am. Cloudy, with a low around 30. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 10am, then a chance of rain after 4pm. Mostly cloudy, with a high near 43. Calm wind. Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a slight chance of rain after 1am. Mostly cloudy, with a low around 34. North wind 5 to 7 mph becoming south in the evening. Chance of precipitation is 40%.

    Low: 34 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A slight chance of rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 51. Southwest wind around 9 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 10am. Cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 10 percent chance of rain after 4pm. Cloudy, with a high near 39. Calm wind.
Tonight
A slight chance of rain before 7pm, then a chance of rain after 4am. Cloudy, with a low around 30. 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 43. Calm wind. Chance of precipitation is 30%.
Saturday Night
A chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a slight chance of rain after 1am. Mostly cloudy, with a low around 34. North wind 5 to 7 mph becoming south in the evening. Chance of precipitation is 40%.
Sunday
A slight chance of rain before 10am, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 51. Southwest wind around 9 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
A 20 percent chance of rain after 10am. Cloudy, with a high near 45.
Tuesday Night
A chance of rain, mainly before 4am. Mostly cloudy, with a low around 32.
Wednesday
A slight chance of rain. Partly sunny, with a high near 46.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
Last Update:
1:30 pm PST Jan 2, 2026
Forecast Valid:
2pm PST Jan 2, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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