I-79 weather conditions near Waynesburg, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 19°F 2025-12-12T21:56:00-05:00
• Tonight 2025-12-12, Mostly Cloudy. Mostly cloudy, with a low around 22. Calm wind becoming southwest around 5 mph after midnight.
• Saturday 2025-12-13, Cloudy then Snow. Snow, mainly after 4pm. High near 36. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
• Saturday Night 2025-12-13, Heavy Snow. Snow. The snow could be heavy at times. Low around 12. Northwest wind 5 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
• Sunday 2025-12-14, Slight Chance Snow Showers. A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 19. Wind chill values as low as zero. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
• Sunday Night 2025-12-14, Chance Snow Showers. A chance of snow showers before 1am. Mostly cloudy, with a low around 12. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
• Monday 2025-12-15, Mostly Cloudy. Mostly cloudy, with a high near 23.
• Monday Night 2025-12-15, Partly Cloudy. Partly cloudy, with a low around 14.
• Tuesday 2025-12-16, Mostly Sunny. Mostly sunny, with a high near 35.
• Tuesday Night 2025-12-16, Mostly Cloudy. Mostly cloudy, with a low around 26.
• Wednesday 2025-12-17, Mostly Cloudy. Mostly cloudy, with a high near 45.
• Wednesday Night 2025-12-17, Mostly Cloudy. Mostly cloudy, with a low around 36.
• Thursday 2025-12-18, Chance Rain then Rain Likely. Rain likely. Cloudy, with a high near 52. Chance of precipitation is 70%.
• Thursday Night 2025-12-18, Chance Rain. A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
• Friday 2025-12-19, Partly Sunny. Partly sunny, with a high near 42.