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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

66°F

19°C

Humidity 37%
Wind Speed WSW 14 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Mar 11:40 PM PDT
Extended Forecast for

Pasco WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. South wind around 7 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. South wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Cloudy, with a low around 51. West wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 63. West wind 6 to 9 mph.

    High: 63 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West wind 5 to 9 mph becoming light southwest after midnight.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. South wind around 7 mph.
Friday
Partly sunny, with a high near 76. South wind 7 to 14 mph, with gusts as high as 23 mph.
Friday Night
A 20 percent chance of rain after 11pm. Cloudy, with a low around 51. West wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday
A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 63. West wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 36. West wind 5 to 9 mph becoming light southwest after midnight.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 60.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.24°N 119.11°W (Elev. 397 ft)
Last Update:
10:15 pm PDT Mar 19, 2026
Forecast Valid:
12am PDT Mar 20, 2026-6pm PDT Mar 26, 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