Daily Forecast for Friday, September 21st, 2018

Daily Forecast for Friday, September 21st, 2018

Strong to severe thunderstorms are expected today, especially across the northwest third of the state as a cold front passes through the region. Temperatures will climb well into the 80s in Western PA as the cold front approaches this afternoon, while Eastern PA will remain in the middle to upper 70s. Stay tuned to our Facebook page and our app for the latest updates regarding today’s severe weather. Have a great Friday!

Josh Adams is the founder and lead forecaster of Pennsylvania Weather Action, a regional forecasting site he launched in 2015. With over a decade of experience analyzing weather patterns across Pennsylvania, his forecasts have reached millions of readers throughout the state. Josh specializes in Pennsylvania’s complex microclimates and terrain-driven weather patterns, providing detailed coverage of severe thunderstorms, winter storms, and flooding events. His forecasting focuses on delivering precise, timely information to help Pennsylvanians stay informed and prepared during impactful weather. Last Updated: March 10, 2026