I-81 weather conditions near Chambersburg, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 55°F 2025-10-20T21:53:00-04:00
• Tonight 2025-10-20, Clear. Clear, with a low around 39. Light south wind.
• Tuesday 2025-10-21, Sunny then Slight Chance Showers. A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Increasing clouds, with a high near 69. South wind 5 to 9 mph. Chance of precipitation is 20%.
• Tuesday Night 2025-10-21, Chance Showers. A chance of showers between 8pm and 2am. Partly cloudy, with a low around 42. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
• Wednesday 2025-10-22, Mostly Sunny. Mostly sunny, with a high near 59. West wind 7 to 13 mph, with gusts as high as 25 mph.
• Wednesday Night 2025-10-22, Partly Cloudy. Partly cloudy, with a low around 40. Southwest wind around 8 mph, with gusts as high as 20 mph.
• Thursday 2025-10-23, Mostly Sunny. Mostly sunny, with a high near 58.
• Thursday Night 2025-10-23, Mostly Clear. Mostly clear, with a low around 36.
• Friday 2025-10-24, Patchy Frost then Mostly Sunny. Patchy frost before 9am. Otherwise, mostly sunny, with a high near 58.
• Friday Night 2025-10-24, Partly Cloudy then Patchy Frost. Patchy frost after 5am. Otherwise, partly cloudy, with a low around 35.
• Saturday 2025-10-25, Patchy Frost then Partly Sunny. Patchy frost before 9am. Otherwise, partly sunny, with a high near 57.
• Saturday Night 2025-10-25, Mostly Cloudy. Mostly cloudy, with a low around 40.
• Sunday 2025-10-26, Partly Sunny. Partly sunny, with a high near 59.
• Sunday Night 2025-10-26, Chance Showers. A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
• Monday 2025-10-27, Partly Sunny. Partly sunny, with a high near 59.