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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

51°F

11°C

Humidity 76%
Wind Speed SSW 3 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 09 Dec 07:53 AM PST
Extended Forecast for

2 Miles SSE Pasco WA

  • Today

    Today: Rain, mainly after 1pm. High near 56. Southwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: Rain, mainly before 7pm. Temperature falling to near 48 by midnight, then rising to around 56 during the remainder of the night. West wind 6 to 14 mph becoming south in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F⇑

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 64. Southwest wind around 18 mph, with gusts as high as 33 mph.

    High: 64 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 56. Southwest wind around 18 mph, with gusts as high as 31 mph.

    Low: 56 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain. Mostly cloudy, with a high near 64. Southwest wind 11 to 14 mph, with gusts as high as 26 mph.

    High: 64 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly after 1pm. High near 56. Southwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 7pm. Temperature falling to near 48 by midnight, then rising to around 56 during the remainder of the night. West wind 6 to 14 mph becoming south in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 64. Southwest wind around 18 mph, with gusts as high as 33 mph.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 56. Southwest wind around 18 mph, with gusts as high as 31 mph.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 64. Southwest wind 11 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 55.
Saturday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 43.
Sunday
A slight chance of rain. Partly sunny, with a high near 54.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Pasco WA
 46.2°N 119.1°W (Elev. 358 ft)
Last Update:
7:11 am PST Dec 9, 2025
Forecast Valid:
8am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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