I-81 weather conditions near Greencastle, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 76°F 2024-06-21T02:53:00-04:00
Overnight 2024-06-21, Mostly Clear. Mostly clear, with a low around 70. Calm wind.
Friday 2024-06-21, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 96. Heat index values as high as 102. Light south wind. Chance of precipitation is 20%.
Friday Night 2024-06-21, Slight Chance T-storms then Mostly Clear. A slight chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 20%.
Saturday 2024-06-22, Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night 2024-06-22, Chance T-storms then Partly Cloudy. A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.
Sunday 2024-06-23, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 97. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night 2024-06-23, Chance T-storms. A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Monday 2024-06-24, Sunny. Sunny, with a high near 90.
Monday Night 2024-06-24, Mostly Clear. Mostly clear, with a low around 64.
Tuesday 2024-06-25, Hot. Sunny and hot, with a high near 92.
Tuesday Night 2024-06-25, Partly Cloudy. Partly cloudy, with a low around 68.
Wednesday 2024-06-26, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Chance of precipitation is 30%.
Wednesday Night 2024-06-26, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday 2024-06-27, Mostly Sunny. Mostly sunny, with a high near 86.
Current condition: Fair 76°F 2024-06-21T02:53:00-04:00 
Overnight 2024-06-21, Mostly Clear. Mostly clear, with a low around 70. Calm wind.Friday 2024-06-21, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 96. Heat index values as high as 102. Light south wind. Chance of precipitation is 20%.
Friday Night 2024-06-21, Slight Chance T-storms then Mostly Clear. A slight chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 20%.
Saturday 2024-06-22, Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night 2024-06-22, Chance T-storms then Partly Cloudy. A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.
Sunday 2024-06-23, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 97. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night 2024-06-23, Chance T-storms. A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Monday 2024-06-24, Sunny. Sunny, with a high near 90.
Tuesday 2024-06-25, Hot. Sunny and hot, with a high near 92.Wednesday 2024-06-26, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Chance of precipitation is 30%.
Wednesday Night 2024-06-26, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday 2024-06-27, Mostly Sunny. Mostly sunny, with a high near 86.