I-79 weather conditions near Canonsburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 75°F 2025-07-05T08:56:00-04:00 
Today 2025-07-05, Hot. Sunny and hot, with a high near 90. Light southwest wind.
Tonight 2025-07-05, Mostly Clear. Mostly clear, with a low around 68. Light south wind.- Sunday 2025-07-06, Hot. Sunny and hot, with a high near 92. Southwest wind 6 to 8 mph.
- Sunday Night 2025-07-06, Mostly Clear. Mostly clear, with a low around 70. South wind 3 to 5 mph.
Monday 2025-07-07, Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. South wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night 2025-07-07, Chance T-storms. A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Tuesday 2025-07-08, Mostly Cloudy then Chance T-storms. A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Tuesday Night 2025-07-08, Chance T-storms then Mostly Clear. A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
- Wednesday 2025-07-09, Mostly Sunny. Mostly sunny, with a high near 87.
Wednesday Night 2025-07-09, Partly Cloudy. Partly cloudy, with a low around 68.Thursday 2025-07-10, Mostly Cloudy then Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 40%.
Thursday Night 2025-07-10, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.Friday 2025-07-11, Chance Showers then Showers Likely. Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 60%.