I-79 weather conditions near Carnegie, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Partly Cloudy 47°F 2025-10-21T08:51:00-04:00 
Today 2025-10-21, Showers Likely. Showers likely with a chance of sprinkles before 2pm, then a chance of sprinkles after 5pm. Sunny through mid morning, then becoming cloudy, with a high near 60. Southwest wind 11 to 16 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight 2025-10-21, Showers. Rain and thunderstorms before 3am, then showers likely, mainly after 4am. Low around 42. Southwest wind 7 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday 2025-10-22, Chance Showers and Breezy. A chance of showers before 7am, then a chance of sprinkles between 7am and 8am, then a chance of showers after 8am. Partly sunny, with a high near 51. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night 2025-10-22, Chance Showers. A chance of showers. Mostly cloudy, with a low around 42. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.Thursday 2025-10-23, Chance Showers then Showers Likely. Showers likely, mainly after 2pm. Mostly cloudy, with a high near 52. West wind 13 to 16 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night 2025-10-23, Showers Likely. Showers likely, mainly before 8pm. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.- Friday 2025-10-24, Chance Sprinkles. A chance of sprinkles before 2pm. Mostly sunny, with a high near 54.
Friday Night 2025-10-24, Mostly Cloudy. Mostly cloudy, with a low around 36.- Saturday 2025-10-25, Patchy Frost then Chance Sprinkles. A chance of sprinkles after 2pm. Patchy frost before 9am. Otherwise, mostly sunny, with a high near 55.
Saturday Night 2025-10-25, Chance Sprinkles. A chance of sprinkles before 8pm. Partly cloudy, with a low around 38.
Sunday 2025-10-26, Partly Sunny. Partly sunny, with a high near 56.Sunday Night 2025-10-26, Partly Cloudy then Chance Showers. A chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
Monday 2025-10-27, Chance Showers then Mostly Sunny. A chance of showers or sprinkles. Mostly sunny, with a high near 60. Chance of precipitation is 30%.