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Sullivan Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  | | |  | | | | | |
| Partly Sunny | Chance of Showers | Showers | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C |
| POP: 100% | POP: 100% | POP: 50% | POP: 40% | POP: 40% | POP: 40% | POP: 40% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 600 AM EDT Sat Sep 19 2026 
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Issued: 106 AM EDT Sat Sep 19 2026
Key Messages
1) Becoming noticeably less humid through the day today with cooler air settling in for tonight.
2) Rain returning by Sunday, heavy at times.
3) Rainy pattern continues into much of next week.
Discussion
... KEY MESSAGE 1: Becoming noticeably less humid through the day today with cooler air settling in for tonight.
With the cold front now pushing into the southern tier, high clouds are peeling off to the south. However, moisture remains trapped in the boundary layer resulting in widesprea...