Today will begin with widespread heavy rain in parts of Eastern PA, potentially causing flash flooding especially in the Coal Region. By the afternoon, scattered showers and storms will be possible across all areas of the state. The flash flood threat will persist as areas of rain will be slow-moving. Here is your daily forecast in graphic-form:
Posted inDaily Forecast Flash Flooding
Daily Forecast for Monday, August 13th, 2018
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By
Lead Forecaster Josh Adams

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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