I-99 weather conditions near I-99 PA exit 33, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 83°F 2025-08-10T16:53:00-04:00 
Tonight 2025-08-10, Clear. Clear, with a low around 57. Southeast wind around 6 mph becoming calm in the evening.
Monday 2025-08-11, Sunny. Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Monday Night 2025-08-11, Mostly Clear. Mostly clear, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.Tuesday 2025-08-12, Sunny then Slight Chance T-storms. A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night 2025-08-12, Slight Chance T-storms then Chance Showers. A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Partly cloudy, with a low around 67. Light south wind. Chance of precipitation is 30%.
Wednesday 2025-08-13, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.Wednesday Night 2025-08-13, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Thursday 2025-08-14, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night 2025-08-14, Chance T-storms then Mostly Clear. A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61. Chance of precipitation is 30%.
- Friday 2025-08-15, Sunny. Sunny, with a high near 86.
- Friday Night 2025-08-15, Mostly Clear. Mostly clear, with a low around 63.
- Saturday 2025-08-16, Sunny. Sunny, with a high near 88.
- Saturday Night 2025-08-16, Mostly Clear. Mostly clear, with a low around 65.
- Sunday 2025-08-17, Sunny. Sunny, with a high near 89.