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

Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

blowing dust

52°F

11°C

Humidity 53%
Wind Speed N 17 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Last update 11 Oct 09:10 AM PDT
Extended Forecast for

Pasco WA

  • Today

    Today: Partly sunny, with a high near 61. Northeast wind around 16 mph, with gusts as high as 25 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Columbus Day

    Columbus Day: Patchy frost between 8am and 11am. Otherwise, sunny, with a high near 62. Northwest wind around 5 mph becoming calm in the morning.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. Light southeast wind.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 61. Northeast wind around 16 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Columbus Day
Patchy frost between 8am and 11am. Otherwise, sunny, with a high near 62. Northwest wind around 5 mph becoming calm in the morning.
Monday Night
Mostly clear, with a low around 31. Light southeast wind.
Tuesday
Sunny, with a high near 66. Calm wind.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 40.
Saturday
Mostly sunny, with a high near 75.
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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:
9:12 am PDT Oct 11, 2026
Forecast Valid:
9am PDT Oct 11, 2026-6pm PDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation