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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High 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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

57°F

14°C

Humidity 44%
Wind Speed SW 17 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Mar 07:35 AM PDT
Extended Forecast for

Pasco WA

  • Today

    Today: Mostly cloudy, with a high near 74. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 49. South wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51. South wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 72. South wind 7 to 16 mph, with gusts as high as 23 mph.

    High: 72 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 74. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tonight
Cloudy, with a low around 49. South wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday
Mostly cloudy, with a high near 73. South wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 51. South wind 7 to 13 mph, with gusts as high as 18 mph.
Friday
Mostly cloudy, with a high near 72. South wind 7 to 16 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
Last Update:
4:20 am PDT Mar 18, 2026
Forecast Valid:
7am PDT Mar 18, 2026-6pm PDT Mar 24, 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