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: A Few Clouds 76°F 2025-06-18T09:56:00-04:00 
Today 2025-06-18, Showers Likely. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.Tonight 2025-06-18, Showers Likely then Partly Cloudy. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth 2025-06-19, Chance T-storms then Severe Thunderstorms. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could be severe. High near 88. Southwest wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night 2025-06-19, Severe Thunderstorms then Slight Chance Showers. Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Some of the storms could be severe. Low around 64. Northwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
- Friday 2025-06-20, Sunny. Sunny, with a high near 84. Northwest wind around 7 mph.
Friday Night 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 63.
Saturday 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 87.- Saturday Night 2025-06-21, Partly Cloudy. Partly cloudy, with a low around 69.
Sunday 2025-06-22, Hot. Mostly sunny and hot, with a high near 93.
Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 73.- Monday 2025-06-23, Hot. Sunny and hot, with a high near 96.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 75.
- Tuesday 2025-06-24, Hot. Sunny and hot, with a high near 97.