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Donnellys Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | |  | |  | | |  | | | |
| Mostly Cloudy | Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 43°FLo: 6°C | Hi: 60°FHi: 16°C | Lo: 43°FLo: 6°C | Hi: 60°FHi: 16°C | Lo: 43°FLo: 6°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1005 PM EDT Sun Sep 20 2026 
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Issued: 746 PM EDT Sun Sep 20 2026
Key Messages
1) Below normal temperatures will continue through most of the upcoming week, with a few showers possible at times mid-week.
Discussion
... KEY MESSAGE 1...Below normal temperatures will continue through most of the upcoming week, with a few showers possible at times mid-week.
Surface high pressure over Ontario will build into the eastern Great Lakes region today. Waves of low pressure will move along a surface trough from the Ohio Valley to the Mid-Atlantic region through tonight. Drie...