I-81 weather conditions near Chambersburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 84°F 2025-07-10T13:53:00-04:00
This Afternoon 2025-07-10, Mostly Cloudy. Mostly cloudy, with a high near 87. Calm wind.
Tonight 2025-07-10, Mostly Cloudy then Patchy Fog. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 68. Calm wind.
Friday 2025-07-11, Areas Fog then Chance T-storms. A chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night 2025-07-11, Chance T-storms then Patchy Fog. A chance of showers and thunderstorms before 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday 2025-07-12, Slight Chance T-storms then Showers Likely. A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night 2025-07-12, Showers Likely then Slight Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday 2025-07-13, Chance Showers then T-storms Likely. A chance of showers between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.
Sunday Night 2025-07-13, T-storms Likely then Showers Likely. Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Monday 2025-07-14, Chance Showers then Showers Likely. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Monday Night 2025-07-14, Showers Likely then Chance Showers. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday 2025-07-15, Mostly Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Tuesday Night 2025-07-15, Chance Showers then Mostly Clear. A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday 2025-07-16, Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Current condition: Mostly Cloudy 84°F 2025-07-10T13:53:00-04:00 Tonight 2025-07-10, Mostly Cloudy then Patchy Fog. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 68. Calm wind.
Friday 2025-07-11, Areas Fog then Chance T-storms. A chance of showers and thunderstorms, mainly after 4pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night 2025-07-11, Chance T-storms then Patchy Fog. A chance of showers and thunderstorms before 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday 2025-07-12, Slight Chance T-storms then Showers Likely. A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night 2025-07-12, Showers Likely then Slight Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday 2025-07-13, Chance Showers then T-storms Likely. A chance of showers between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.
Sunday Night 2025-07-13, T-storms Likely then Showers Likely. Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Monday 2025-07-14, Chance Showers then Showers Likely. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Monday Night 2025-07-14, Showers Likely then Chance Showers. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday 2025-07-15, Mostly Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Tuesday Night 2025-07-15, Chance Showers then Mostly Clear. A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday 2025-07-16, Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.