I-81 weather conditions near Harrisburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 65°F 2025-09-23T00:56:00-04:00 
Overnight 2025-09-23, Slight Chance T-storms. A slight chance of showers and thunderstorms between 2am and 5am, then a slight chance of thunderstorms after 5am. Partly cloudy, with a low around 62. Light east wind. Chance of precipitation is 20%.Tuesday 2025-09-23, Partly Sunny then Showers. Showers and possibly a thunderstorm. High near 83. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-09-23, Chance T-storms then Mostly Cloudy. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 64. Light southwest wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday 2025-09-24, Mostly Cloudy then Chance Showers. A chance of showers after 2pm. Mostly cloudy, with a high near 80. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night 2025-09-24, Showers Likely. A chance of showers, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 66. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2025-09-25, Showers. Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night 2025-09-25, Showers. Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 64. Chance of precipitation is 80%.
Friday 2025-09-26, Chance Showers. A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Friday Night 2025-09-26, Chance Showers. A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday 2025-09-27, Chance Showers. A chance of showers after 8am. Partly sunny, with a high near 80. Chance of precipitation is 30%.- Saturday Night 2025-09-27, Partly Cloudy. Partly cloudy, with a low around 59.
Sunday 2025-09-28, Mostly Sunny. Mostly sunny, with a high near 80.- Sunday Night 2025-09-28, Partly Cloudy. Partly cloudy, with a low around 56.
- Monday 2025-09-29, Mostly Sunny. Mostly sunny, with a high near 78.