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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

48°F

9°C

Humidity 49%
Wind Speed WNW 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 12 Oct 10:00 AM PDT
Extended Forecast for

2 Miles SSW Wallula WA

Freeze Watch October 12, 11:00pm until October 13, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind becoming south around 5 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. South wind around 6 mph becoming calm in the morning.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. South wind around 5 mph becoming calm in the morning.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

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

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Columbus Day
Mostly sunny, with a high near 54. Calm wind.
Tonight
Mostly clear, with a low around 40. Calm wind becoming south around 5 mph after midnight.
Tuesday
Sunny, with a high near 62. South wind around 6 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 47. Calm wind.
Wednesday
Mostly sunny, with a high near 65. South wind around 5 mph becoming calm in the morning.
Wednesday Night
Clear, with a low around 48.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Sunny, with a high near 64.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
Last Update:
9:56 am PDT Oct 12, 2026
Forecast Valid:
10am PDT Oct 12, 2026-6pm PDT Oct 18, 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