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Oswego Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  |  |  | |  |  |  | | |  | |
| Mostly Cloudy | Chance of Showers | Chance of Showers | Showers | Showers Likely | Sunny | Clear | Partly Sunny | Chance of Showers | Partly Sunny | Partly Cloudy | Sunny |
| Hi: 70°FHi: 21°C | Lo: 60°FLo: 16°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 51°FHi: 11°C | |||
| POP: 50% | POP: 90% | POP: 90% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 PM EDT Wed Sep 30 2026 
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Issued: 137 PM EDT Wed Sep 30 2026
Key Messages
1) Above average temperatures through Thursday, with a warm front bringing the chance for scattered light showers tonight into Thursday, before a cold front generates a round of beneficial rain showers Thursday night into the day on Friday.
2) Below normal temperatures are expected early next week.
Discussion
... KEY MESSAGE 1...Above average temperatures through Thursday, with a warm front bringing the chance for scattered light showers tonight into Thursday, before a cold front genera...