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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

69°F

21°C

Humidity 48%
Wind Speed WNW 13 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 20 Mar 02:53 PM PDT
Extended Forecast for

2 Miles WSW West Pasco WA

  • Tonight

    Tonight: A 40 percent chance of rain, mainly between 8pm and 5am. Cloudy, with a low around 50. West wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 8am. Cloudy through mid morning, then gradual clearing, with a high near 62. Northwest wind 6 to 9 mph.

    High: 62 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. West wind 5 to 9 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60. South wind 3 to 6 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly between 8pm and 5am. Cloudy, with a low around 50. West wind 7 to 14 mph, with gusts as high as 24 mph.
Saturday
A 20 percent chance of rain before 8am. Cloudy through mid morning, then gradual clearing, with a high near 62. Northwest wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 36. West wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 60. South wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 40. Light and variable wind.
Monday
Mostly cloudy, with a high near 61.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 62.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW West Pasco WA
 46.23°N 119.23°W (Elev. 407 ft)
Last Update:
2:30 pm PDT Mar 20, 2026
Forecast Valid:
3pm PDT Mar 20, 2026-6pm PDT Mar 27, 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