Kittitas, WA Weather Forecast
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Kittitas Weather Forecast
| REST OF TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
| Chance of Showers | Partly Cloudy | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Hi: 67°FHi: 19°C | Lo: 46°FLo: 8°C | Hi: 67°FHi: 19°C | Lo: 46°FLo: 8°C | Hi: 66°FHi: 19°C | Lo: 50°FLo: 10°C | Hi: 70°FHi: 21°C | Hi: 70°FHi: 21°C Lo: 53°FLo: 12°C | Hi: 70°FHi: 21°C Lo: 53°FLo: 12°C | Lo: 50°FLo: 10°C | Hi: 73°FHi: 23°C Lo: 59°FLo: 15°C | Hi: 73°FHi: 23°C Lo: 59°FLo: 15°C |
| POP: 50% | POP: 40% | POP: 20% | POP: 50% | POP: 20% | POP: 30% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1133 AM PDT Thu Sep 03 2026 

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Issued: 1052 AM PDT Thu Sep 3 2026
Key Messages
- Periodic shower chances (35-85%) across the mountain zones will continue through the weekend, with lower chances in the lower elevations
- Isolated thunderstorm chances (15-25%) will develop across Cascades, Blues, and Wallowa county Today and Friday
- Below normal temperatures through early next week, with potential for freezing temperatures in mountain valleys tonight and Friday night
Discussion
... Water vapor satellite imagery tonight shows a shortwave trough lifting northeast across t...
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