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Hathaway Lake, PA Weather Forecast
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Hathaway Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | | | | | |  |  |  |  | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Sunny | Mostly Clear | Chance of Showers | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C |
| POP: 90% | POP: 90% | POP: 70% | POP: 70% | POP: 50% | POP: 80% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1235 PM EDT Mon Aug 31 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 201 PM EDT Mon Aug 31 2026
Key Messages
1) Severe thunderstorm chances increase Tuesday through Wednesday.
2) Risks for locally heavy rainfall and potential flooding increases Wednesday into Thursday morning.
3) A cooler pattern with drier Northwest flow returns late week into next weekend.
Discussion
... KEY MESSAGE 1...
The general setup indicates a warm frontal boundary moving into the region and then stalling somewhere over CNY and NEPA for the first half of this week. Aloft...multiple waves will move through NW flow trigge...