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Porter Lake Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Clearing | Partly Cloudy | Partly Cloudy | Clear | Chance of Showers |
| Lo: 70°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C |
| POP: 70% | POP: 70% | POP: 50% | POP: 70% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1148 PM EDT Wed Sep 09 2026 
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Issued: 734 PM EDT Wed Sep 9 2026
Key Messages
1) Strong to severe storm potential late this evening north of Pittsburgh. Marginal threat for localized flash flooding tonight through Thursday.
2) An active weather pattern looks to continue into early next week and will warrant monitoring for potential local impacts.
Discussion
... KEY MESSAGE 1... Not much has changed since the previous forecast cycle. High- resolution models continue to indicate a line of storms forming late this evening just south of Lake Erie as an approaching tr...