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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

50°F

10°C

Humidity 71%
Wind Speed S 16 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 06 Dec 03:55 AM PST
Extended Forecast for

Prosser WA

Wind Advisory December 6, 04:27am until December 6, 07:00am
Click here for hazard details and duration
...
  •  
    Wind Advisory December 6, 04:27am until December 6, 07:00am

    NOW until 7:00am Sat

    Wind Advisory

  • Today

    High: 56 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tonight

    Tonight: Rain, mainly after 4am. Low around 40. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Mostly Cloudy
    then Rain

  • Sunday

    Sunday: Rain. High near 53. South wind 6 to 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 9 mph.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 59. South wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 56. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 36 mph.
Tonight
Rain, mainly after 4am. Low around 40. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 53. South wind 6 to 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 9 mph.
Monday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 59. South wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Tuesday
Rain likely. Cloudy, with a high near 56. Chance of precipitation is 70%.
Tuesday Night
Rain. Low around 44. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Partly sunny, with a high near 56.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39.
Friday
A slight chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosser WA
 46.2°N 119.78°W (Elev. 646 ft)
Last Update:
4:20 am PST Dec 6, 2025
Forecast Valid:
4am PST Dec 6, 2025-6pm PST Dec 12, 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