I-79 weather conditions near Canonsburg, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fog/Mist 42°F 2025-11-20T22:56:00-05:00
• Tonight 2025-11-20, Patchy Dense Fog. Patchy dense fog before 1am, then patchy dense fog after 2am. Otherwise, cloudy, with a low around 37. Calm wind.
• Friday 2025-11-21, Patchy Fog then Chance Rain. A chance of rain, mainly after 3pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 51. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
• Friday Night 2025-11-21, Rain and Patchy Fog. Rain, mainly before 2am. Patchy fog between 8pm and 1am. Low around 40. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
• Saturday 2025-11-22, Decreasing Clouds. Cloudy, then gradually becoming mostly sunny, with a high near 50. North wind 5 to 7 mph.
• Saturday Night 2025-11-22, Partly Cloudy. Partly cloudy, with a low around 29. Calm wind.
• Sunday 2025-11-23, Mostly Sunny. Mostly sunny, with a high near 52.
• Sunday Night 2025-11-23, Mostly Clear. Mostly clear, with a low around 31.
• Monday 2025-11-24, Mostly Sunny. Mostly sunny, with a high near 55.
• Monday Night 2025-11-24, Mostly Cloudy then Chance Rain. A chance of rain after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
• Tuesday 2025-11-25, Rain. Rain. High near 58. Chance of precipitation is 80%.
• Tuesday Night 2025-11-25, Rain Likely. Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
• Wednesday 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
• Wednesday Night 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
• Thanksgiving Day 2025-11-27, Chance Flurries. A chance of flurries. Partly sunny, with a high near 41.