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Morrow County Weather Forecast
| REST OF TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | MONDAY |
 |  |  |  |  |  | | | | |
| Mostly Cloudy | Mostly Cloudy | Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 67°FHi: 19°C | Lo: 46°FLo: 8°C | Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 73°FHi: 23°C | Lo: 53°FLo: 12°C | Hi: 76°FHi: 24°C Lo: 53°FLo: 12°C | Hi: 76°FHi: 24°C Lo: 53°FLo: 12°C | Hi: 76°FHi: 24°C Lo: 53°FLo: 12°C | Hi: 76°FHi: 24°C Lo: 53°FLo: 12°C |
| POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 AM PDT Tue Sep 15 2026 
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Issued: 1143 AM PDT Tue Sep 15 2026
Key Messages
- Temperatures will slowly warm to above normal by the end of the week.
- Slight chance to chance (10-30%) of thunderstorms over the Blue Mountains region Thursday and Friday.
Discussion
... Water vapor imagery shows a shortwave trough moving southeast along the BC coast. This system will facilitate our next chances of rain, with a slight chance (15-25%) of showers arriving to the Washington Cascades later this morning. The shortwave will then develop into a closed low over the Pacific Nor...