Weather WorldHeart Lake, PA Weather Forecast
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Heart Lake Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  |  |  |  | | | |  |  |
| Fog | Mostly Sunny | Partly Cloudy | Showers | Chance of T-Storm | Partly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 90% | POP: 90% | POP: 30% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 635 PM EDT Fri Aug 14 2026 
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