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Derby Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  | |  | |  |  | | |  |
| Showers Likely | Chance of Showers | Mostly Sunny | Showers | Chance of Showers | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of Showers | Rain/Snow Showers |
| Hi: 49°FHi: 9°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C |
| POP: 70% | POP: 80% | POP: 80% | POP: 50% | POP: 30% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 130 PM EST Sat Nov 07 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1235 PM EST Sat Nov 7 2026
Key Messages
1) Cool and unsettled through the weekend with periods of lake enhanced rain showers.
2) Windy Sunday, especially across Western NY.
3) Somewhat milder weather returns early next week, followed by colder temperatures by the end of next week.
Discussion
... KEY MESSAGE 1...Cool and unsettled through the weekend with periods of lake enhanced rain showers.
A well defined mid level closed low will cross NY/PA this afternoon before reaching New England tonight. The associated surface low will ...