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Derby Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 | |  | | |  | |  |  |  |  |  |
| Chance of Showers | Chance of Showers | Mostly Sunny | Showers | Showers | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of Showers | Rain/Snow Showers |
| Hi: 49°FHi: 9°C | Lo: 40°FLo: 4°C | Lo: 40°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 40°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 30°FLo: -1°C | |
| POP: 70% | POP: 90% | POP: 90% | POP: 90% | POP: 30% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1000 AM EST Sat Nov 07 2026 
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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 ...