Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

59°F

15°C

Humidity 57%
Wind Speed SW 27 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 07 Dec 02:53 PM PST
Extended Forecast for

4 Miles SSW Richland WA

Wind Advisory December 8, 07:00pm until December 9, 07:00am
Click here for hazard details and duration
Wind Advisory
  • This Afternoon

    This Afternoon: A 20 percent chance of rain.  Cloudy early, then clearing, with a high near 54. Southwest wind around 16 mph, with gusts as high as 25 mph.

    High: 54 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Increasing clouds, with a low around 46. Southwest wind 18 to 20 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: Rain likely, mainly between 10am and 1pm.  Cloudy, with a high near 57. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 43 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely
    and Breezy

  • Monday Night

    Monday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 48. Windy, with a southwest wind 29 to 33 mph, with gusts as high as 47 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain
    and Windy

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 52. Breezy, with a south wind 17 to 22 mph decreasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain likely.  Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy early, then clearing, with a high near 54. Southwest wind around 16 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 46. Southwest wind 18 to 20 mph, with gusts as high as 24 mph.
Monday
Rain likely, mainly between 10am and 1pm. Cloudy, with a high near 57. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 48. Windy, with a southwest wind 29 to 33 mph, with gusts as high as 47 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely. Cloudy, with a high near 52. Breezy, with a south wind 17 to 22 mph decreasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 46. Chance of precipitation is 90%.
Wednesday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
A 40 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 52.
Thursday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 42.
Friday
Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 49.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Richland WA
 46.24°N 119.33°W (Elev. 1398 ft)
2:30 pm PST Dec 7, 2025
3pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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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