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Town of Southold, NYSouthold, NY Weather Forecast
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Southold Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | |  |  | |  | | | | | |
| Mostly Sunny | Showers Likely | Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Clearing | Clear | Sunny | Clear | Sunny | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 60°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 55°FLo: 13°C |
| POP: 60% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 255 PM EDT Fri Oct 02 2026 
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Issued: 732 PM EDT Fri Oct 2 2026
Key Messages
1) The cold front moves through the entire region this evening and south of Long Island late tonight. Scattered to numerous showers accompany the cold front with isolated rumble of thunder possible. Possible brief heavy rain.
2) Next chance of rain Sunday afternoon into Sunday night.
3) Temperatures cooler this weekend and much cooler next week. Coolest airmass of the season will move in.
Discussion
... .KEY MESSAGE 1... The cold front moving in through this evening, while limited with l...