I-81 weather conditions near Chambersburg, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 63°F 2025-10-17T14:53:00-04:00
• Tonight 2025-10-17, Mostly Cloudy. Mostly cloudy, with a low around 45. Calm wind.
• Saturday 2025-10-18, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming south around 6 mph in the afternoon.
• Saturday Night 2025-10-18, Partly Cloudy. Partly cloudy, with a low around 50. Southeast wind 3 to 5 mph.
• Sunday 2025-10-19, Partly Sunny then Showers Likely. Showers likely after 2pm. Partly sunny, with a high near 77. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
• Sunday Night 2025-10-19, Showers Likely. Showers likely, mainly before 2am. Mostly cloudy, with a low around 47. South wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
• Monday 2025-10-20, Chance Showers. A chance of showers, mainly before 8am. Mostly sunny, with a high near 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
• Monday Night 2025-10-20, Mostly Clear. Mostly clear, with a low around 42.
• Tuesday 2025-10-21, Mostly Sunny. Mostly sunny, with a high near 68.
• Tuesday Night 2025-10-21, Partly Cloudy. Partly cloudy, with a low around 42.
• Wednesday 2025-10-22, Mostly Sunny. Mostly sunny, with a high near 58.
• Wednesday Night 2025-10-22, Partly Cloudy. Partly cloudy, with a low around 40.
• Thursday 2025-10-23, Mostly Sunny. Mostly sunny, with a high near 61.
• Thursday Night 2025-10-23, Mostly Cloudy. Mostly cloudy, with a low around 42.
• Friday 2025-10-24, Partly Sunny. Partly sunny, with a high near 61.