Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

57°F

14°C

Humidity 38%
Wind Speed NNW 3 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 01 Mar 03:15 PM PST
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Light west wind.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind around 6 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. Southwest wind 5 to 9 mph.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 4am.  Cloudy, with a low around 46. South wind around 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 10am.  Partly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Light west wind.
Monday
Sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 41. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 61. Southwest wind 5 to 9 mph.
Tuesday Night
Rain likely, mainly after 4am. Cloudy, with a low around 46. South wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.
Thursday
A 20 percent chance of rain after 10am. Partly sunny, with a high near 55.
Thursday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 61.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Sunday
A slight chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.22°N 119.16°W (Elev. 446 ft)
3:20 pm PST Mar 1, 2026
3pm PST Mar 1, 2026-6pm PDT Mar 8, 2026
 
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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