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Witherby Park Weather Forecast
| THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY |
 |  |  | | | | |  | |  | | |
| Mostly Sunny | Showers | Chance of Showers | Showers | Showers | Showers | Chance of Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C |
| POP: 70% | POP: 40% | POP: 60% | POP: 90% | POP: 90% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1002 AM EDT Thu Aug 20 2026 
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Witherby Park Forecast Discussion
Issued: 1059 AM EDT Thu Aug 20 2026
Key Messages
- Unsettled weather returns today with a frontal passage and periods of showers
- Another round of unsettled weather possible for this weekend.
Discussion
... KEY MESSAGE 1...Unsettled weather returns today with a frontal passage and periods of showers.
Shortwave disturbances track towards southern New England within SW flow aloft today. The jet at around 500 mb picks up more towards the afternoon and, given its placement, provides better ascent. A plume of abo...