I-79 weather conditions near Harmony, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Light Snow Fog/Mist 31°F 2025-12-13T14:56:00-05:00
• This Afternoon 2025-12-13, Snow. Snow, mainly after 4pm. High near 32. West wind around 9 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
• Tonight 2025-12-13, Snow. Snow, mainly before 4am, then snow showers likely after 4am. Low around 10. Wind chill values as low as zero. West wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
• Sunday 2025-12-14, Snow Showers. Snow showers, mainly before noon. High near 20. Wind chill values as low as -3. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
• Sunday Night 2025-12-14, Chance Snow Showers. A chance of snow showers. Mostly cloudy, with a low around 12. West wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
• Monday 2025-12-15, Slight Chance Snow. A slight chance of snow. Mostly cloudy, with a high near 22. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
• Monday Night 2025-12-15, Partly Cloudy. Partly cloudy, with a low around 11.
• Tuesday 2025-12-16, Mostly Sunny. Mostly sunny, with a high near 33.
• Tuesday Night 2025-12-16, Mostly Cloudy. Mostly cloudy, with a low around 24.
• Wednesday 2025-12-17, Mostly Cloudy. Mostly cloudy, with a high near 41.
• Wednesday Night 2025-12-17, Mostly Cloudy. Mostly cloudy, with a low around 28.
• Thursday 2025-12-18, Chance Rain then Rain. Rain. High near 51. Chance of precipitation is 80%.
• Thursday Night 2025-12-18, Rain Likely then Rain/Snow Likely. Rain and snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.
• Friday 2025-12-19, Partly Sunny. Partly sunny, with a high near 33.