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.

Overcast

54°F

12°C

Humidity 46%
Wind Speed ENE 6 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 11 Oct 10:35 AM PDT
Extended Forecast for

Wallula WA

  • Today

    Today: Partly sunny, with a high near 53. Northeast wind around 11 mph, with gusts as high as 21 mph.

    High: 53 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 43. North wind 5 to 10 mph becoming light northwest after midnight.

    Low: 43 °F

    Decreasing
    Clouds

  • Columbus Day

    Columbus Day: Partly sunny, then gradually becoming sunny, with a high near 55. Calm wind.

    High: 55 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Calm wind becoming south around 6 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. South wind around 6 mph becoming calm in the morning.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 53. Northeast wind around 11 mph, with gusts as high as 21 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 43. North wind 5 to 10 mph becoming light northwest after midnight.
Columbus Day
Partly sunny, then gradually becoming sunny, with a high near 55. Calm wind.
Monday Night
Mostly clear, with a low around 40. Calm wind becoming south around 6 mph after midnight.
Tuesday
Sunny, with a high near 61. South wind around 6 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
Last Update:
9:56 am PDT Oct 11, 2026
Forecast Valid:
10am PDT Oct 11, 2026-6pm PDT Oct 17, 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