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

Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

36°F

2°C

Humidity 92%
Wind Speed NW 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Nov 12:53 AM PST
Extended Forecast for

West Pasco WA

  • Overnight

    Overnight: A 10 percent chance of rain after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: A 10 percent chance of rain before 7am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 48. Light south wind.

    High: 48 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 48. Calm wind becoming southwest around 6 mph in the morning.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Southwest wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
A 10 percent chance of rain after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Thursday
A 10 percent chance of rain before 7am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 48. Light south wind.
Thursday Night
Mostly clear, with a low around 32. Calm wind.
Friday
Mostly sunny, with a high near 48. Calm wind becoming southwest around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 34. Southwest wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Pasco WA
 46.25°N 119.2°W (Elev. 381 ft)
Last Update:
12:45 am PST Nov 20, 2025
Forecast Valid:
1am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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