Tri-Cities, WA Weather Forecast

Feedback E-mail the Weather

Quick Weather Clicks

Tri-Cities, WA Weather Forecast

Current Conditions

Settings
Tri-Cities WA weather  - Mostly Cloudy - 43°F
Mostly Cloudy
43°F
Updated 9:17 am
Feels Like 47°F
Humidity 85%
Wind NW 5 mph
Barometer  30.08 in
Dew Point 39°F
Tri-Cities WA weather  - Mostly Cloudy - 6°C
Mostly Cloudy
6°C
Updated 9:17 am
Feels Like 8°C
Humidity 85%
Wind NW 8 km/h
Barometer  101.9 kPa
Dew Point 4°C

Tri-Cities Weather Forecast

TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY SATURDAY
Tri-Cities, WA Weather - Today Patchy Fog Tri-Cities, WA Weather - Tonight Chance Of Showers Tri-Cities, WA Weather - Monday Chance Of Showers Tri-Cities, WA Weather - Monday Night Mostly Cloudy Tri-Cities, WA Weather - Tuesday Mostly Sunny Tri-Cities, WA Weather - Tuesday Night Partly Cloudy Tri-Cities, WA Weather - Wednesday Partly Cloudy Tri-Cities, WA Weather - Wednesday Night Chance Of Showers Tri-Cities, WA Weather - Thursday Partly Sunny Tri-Cities, WA Weather - Thursday Night Chance Of Showers Tri-Cities, WA Weather - Friday Chance Of Showers Tri-Cities, WA Weather - Saturday Chance Of Showers
Patchy Fog Chance of Showers Chance of Showers Mostly Cloudy Mostly Sunny Partly Cloudy Partly Cloudy Chance of Showers Partly Sunny Chance of Showers Chance of Showers Chance of Showers
Hi: 60°FHi: 16°C
Lo: 36°FLo: 2°C Hi: 57°FHi: 14°C
Lo: 40°FLo: 4°C Hi: 60°FHi: 16°C
Hi: 56°FHi: 13°C
Lo: 36°FLo: 2°C
Hi: 56°FHi: 13°C
Lo: 36°FLo: 2°C
Lo: 33°FLo: 1°C Hi: 53°FHi: 12°C
Hi: 50°FHi: 10°C
Lo: 26°FLo: -3°C
Hi: 50°FHi: 10°C
Lo: 26°FLo: -3°C
Hi: 50°FHi: 10°C
Lo: 26°FLo: -3°C
POP: 20% POP: 20% POP: 20% POP: 20% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 402 AM PDT Sun Oct 25 2026 Tri-Cities, WA Weather - WeatherWorld.com

Trending Headlines

Tri-Cities Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Tri-Cities Quick Facts

National Two Day Weather Forecast


E-mail the Tri-Cities Weather Forecast

Voice your opinion or tell us about page issues...

Tri-Cities Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 434 AM PDT Sun Oct 25 2026

Key Messages

  • Dry conditions continue through the overnight hours with isolated freezing temperatures in the lower elevation areas.
  • Pattern shifts through the week with periods of shower activity across the region.
  • Cooler pattern develops through the week (50-70% chance) with high temperatures dropping down the low 50s in the lower elevated areas (50-70% chance).

Discussion

... Satellite advertises a low pressure system off the coast of the PacNW, bringing moderate to heavy showers west of the Casca...