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Smithtown School Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 | |  |  |  |  |  |  | | | | |
| Snow Showers | Snow Showers | Chance of Showers | Chance of Showers | Clouds | Mostly Cloudy | Clear | Mostly Sunny | Clear | Sunny | Clear | Mostly Sunny |
| Lo: 29°FLo: -2°C | Hi: 41°FHi: 5°C | Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C | Lo: 25°FLo: -4°C | Hi: 50°FHi: 10°C | Lo: 25°FLo: -4°C | Hi: 55°FHi: 13°C | Lo: 29°FLo: -2°C | Hi: 59°FHi: 15°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 702 PM EST Fri Nov 13 2026 
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Issued: 635 PM EST Fri Nov 13 2026
Key Messages
1) Lake effect showers continue periodically through the weekend.
2) Dry and quiet weather returns for next week.
Discussion
... KEY MESSAGE 1... Not much change to the overall thinking for the northwest flow/lake enhancement setup through the weekend. Deep Great Lakes troughing lingers into Sunday, when the parent upper low opens up and moves off of the New England coast. Northwest flow between this and slowly advancing Plains surface high pressure will foster periods of lake effect/en...