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Daily Forecast for Wednesday, November 21st, 2018

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Daily Forecast for Wednesday, November 21st, 2018

Today will feature breezy conditions with the potential for significant snow squalls, especially in Northwest Pennsylvania. These snow squalls will be capable of producing brief whiteout conditions, as well as an inch or two of snow in a short period of time. 

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
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