I-81 weather conditions near Harrisburg, Pennsylvania
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Fair 68°F 2025-09-23T23:56:00-04:00
Overnight 2025-09-24, Patchy Dense Fog. Patchy dense fog. Otherwise, mostly cloudy, with a low around 64. Calm wind.
Wednesday 2025-09-24, Patchy Dense Fog then Chance Showers. A chance of showers and thunderstorms, mainly after 4pm. Patchy dense fog before 9am. Otherwise, cloudy, with a high near 79. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-09-24, Showers then Chance T-storms. Showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 67. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday 2025-09-25, Showers. Showers and possibly a thunderstorm. High near 77. South wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night 2025-09-25, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday 2025-09-26, Slight Chance Showers. A slight chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 20%.
Friday Night 2025-09-26, Mostly Cloudy. Mostly cloudy, with a low around 60.
Saturday 2025-09-27, Mostly Cloudy then Chance Showers. A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Saturday Night 2025-09-27, Chance Showers then Mostly Cloudy. A chance of showers before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday 2025-09-28, Partly Sunny. Partly sunny, with a high near 79.
Sunday Night 2025-09-28, Mostly Cloudy. Mostly cloudy, with a low around 61.
Monday 2025-09-29, Partly Sunny. Partly sunny, with a high near 80.
Monday Night 2025-09-29, Mostly Cloudy. Mostly cloudy, with a low around 59.
Tuesday 2025-09-30, Mostly Sunny. Mostly sunny, with a high near 79.
Current condition: Fair 68°F 2025-09-23T23:56:00-04:00 
Overnight 2025-09-24, Patchy Dense Fog. Patchy dense fog. Otherwise, mostly cloudy, with a low around 64. Calm wind.Wednesday 2025-09-24, Patchy Dense Fog then Chance Showers. A chance of showers and thunderstorms, mainly after 4pm. Patchy dense fog before 9am. Otherwise, cloudy, with a high near 79. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-09-24, Showers then Chance T-storms. Showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 67. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday 2025-09-25, Showers. Showers and possibly a thunderstorm. High near 77. South wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.Thursday Night 2025-09-25, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday 2025-09-26, Slight Chance Showers. A slight chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 20%.
Friday Night 2025-09-26, Mostly Cloudy. Mostly cloudy, with a low around 60.Saturday 2025-09-27, Mostly Cloudy then Chance Showers. A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Saturday Night 2025-09-27, Chance Showers then Mostly Cloudy. A chance of showers before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday 2025-09-28, Partly Sunny. Partly sunny, with a high near 79.
Tuesday 2025-09-30, Mostly Sunny. Mostly sunny, with a high near 79.