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North Londonderry, PA Weather Forecast
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North Londonderry Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Partly Sunny | Patchy Fog | Patchy Fog | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Mostly Cloudy | Mostly Sunny | Chance of Showers |
| Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C |
| POP: 70% | POP: 80% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1200 PM EDT Thu Aug 27 2026 
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Issued: 733 AM EDT Thu Aug 27 2026
Key Messages
1) Scattered strong to severe thunderstorms possible this afternoon into tonight
2) Flooding downpours possible this afternoon into tonight in the Lower Susquehanna Valley
Discussion
... Noticeably warmer (+5-10F vs. last night) and more humid overnight/early morning across CPA with a couple of showers and storms over the northwest and southeast portions of the forecast area. Cluster of showers/storms across the NW Alleghenies are being driven by a lead shortwave trough crossing Lake Er...