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: Overcast 67°F 2025-06-21T03:55:00-04:00 
Today 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight 2025-06-21, Mostly Clear. Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.
Sunday 2025-06-22, Hot. Sunny and hot, with a high near 96. Heat index values as high as 103. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 75. West wind around 6 mph becoming calm in the evening.
- Monday 2025-06-23, Hot. Sunny and hot, with a high near 98. Calm wind becoming northwest around 6 mph in the morning.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 76.
- Tuesday 2025-06-24, Hot. Sunny and hot, with a high near 97.
Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 75.- Wednesday 2025-06-25, Hot. Sunny and hot, with a high near 95.
Wednesday Night 2025-06-25, Chance T-storms. A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%.Thursday 2025-06-26, Partly Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Thursday Night 2025-06-26, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.Friday 2025-06-27, Mostly Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 90. Chance of precipitation is 50%.