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Town of Nantucket, MANantucket, MA Weather Forecast
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Nantucket Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  |  |  | | |  | | | |  | |
| Showers Likely | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Showers | Showers | Showers | Chance of Showers | Chance of Showers | Windy | Windy |
| Lo: 69°FLo: 21°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 60°FLo: 16°C | Hi: 69°FHi: 21°C | Hi: 61°FHi: 16°C Lo: 59°FLo: 15°C | Hi: 61°FHi: 16°C Lo: 59°FLo: 15°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C Lo: 59°FLo: 15°C |
| POP: 70% | POP: 50% | POP: 40% | POP: 70% | POP: 60% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 702 PM EDT Thu Sep 17 2026 
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Issued: 753 PM EDT Thu Sep 17 2026
Key Messages
- Shower chances into Friday morning, followed by drier conditions Friday.
- Drier conditions Friday and Saturday.
- Next chance for rain Sunday into Monday. There remains uncertainty in the details such as coverage, timing, amounts. Showers may linger through early next week.
Discussion
... KEY MESSAGE 1...Shower chances into Friday morning, followed by drier conditions Friday.
Majority of the showers were moving across northern New England this evening. These showers were ahead of a cold fr...