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

72°F

22°C

Humidity 24%
Wind Speed SSW 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Mar 02:35 PM PDT
Extended Forecast for

Pasco WA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 72. Southwest wind around 13 mph, with gusts as high as 21 mph.

    High: 72 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 51. Southwest wind around 9 mph.

    Low: 51 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 74. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. South wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 75. South wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 75 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 72. Southwest wind around 13 mph, with gusts as high as 21 mph.
Tonight
Cloudy, with a low around 51. Southwest wind around 9 mph.
Thursday
Mostly cloudy, with a high near 74. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 53. South wind 7 to 11 mph, with gusts as high as 18 mph.
Friday
Mostly cloudy, with a high near 75. South wind 7 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly cloudy, with a high near 62.
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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:
2:30 pm PDT Mar 18, 2026
Forecast Valid:
2pm PDT Mar 18, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation