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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Partly Cloudy

61°F

16°C

Humidity 38%
Wind Speed SW 8 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Mar 06:00 AM PDT
Extended Forecast for

Pasco WA

  • Today

    Today: Mostly cloudy, with a high near 69. Southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 69 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 47. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. South wind 7 to 11 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 74. South wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 69. Southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 47. South wind 8 to 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy, with a high near 72. Southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 49. South wind 7 to 11 mph.
Thursday
Mostly cloudy, with a high near 74. South wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Mostly cloudy, with a high near 74.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
Last Update:
4:20 am PDT Mar 17, 2026
Forecast Valid:
6am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
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