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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

40°F

4°C

Humidity 82%
Wind Speed E 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Last update 12 Oct 10:53 PM PDT
Extended Forecast for

4 Miles NNW West Richland WA

Freeze Warning until October 13, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until October 13, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Tonight

    Low: 35 °F

    Clear

  • Tuesday

    Tuesday: Areas of frost before 11am. Otherwise, sunny, with a high near 65. Calm wind becoming south around 5 mph in the afternoon.

    High: 65 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Light southwest wind.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. East wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 35. Light southwest wind.
Tuesday
Areas of frost before 11am. Otherwise, sunny, with a high near 65. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 42. Light southwest wind.
Wednesday
Mostly sunny, with a high near 69. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 43. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
A slight chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW West Richland WA
 46.37°N 119.45°W (Elev. 617 ft)
Last Update:
11:01 pm PDT Oct 12, 2026
Forecast Valid:
11pm PDT Oct 12, 2026-6pm PDT Oct 19, 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