Triangle Park, WA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Triangle Park Weather Forecast
| REST OF TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
| Mostly Sunny | Mostly Cloudy | Blowing Dust | Blowing Dust | Chance of Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers | Mostly Sunny |
| Hi: 76°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 40°FLo: 4°C | Hi: 57°FHi: 14°C | Hi: 56°FHi: 13°C Lo: 36°FLo: 2°C | Hi: 56°FHi: 13°C Lo: 36°FLo: 2°C | Hi: 56°FHi: 13°C Lo: 36°FLo: 2°C | Lo: 40°FLo: 4°C | Hi: 60°FHi: 16°C |
| POP: 20% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1149 AM PDT Thu Oct 08 2026 

Triangle Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Triangle Park Weather Map
Triangle Park Quick Facts
Triangle Park Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1048 AM PDT Thu Oct 8 2026
Key Messages
- Unseasonably warm and dry conditions continue through today.
- An incoming weather system on Friday will bring cooler temperatures, gusty winds, and chances for rain.
Discussion
... Today and tonight: High pressure will continue the warm, dry conditions for today. With an incoming cold front , clouds will sill increase through the day. Winds will be generally light and variable. Highs for the day will be in the 70s and low 80s. Overnight lows will be in the 40s and low 50s.
Friday through...
Weather World