Brief Model Update on Backend Snow & Precipitation Totals Now – Tuesday

Brief Model Update on Backend Snow & Precipitation Totals Now – Tuesday

A brief weekend update as rain begins to fall in parts of the state. Below is expected precipitation through Tuesday.

Now onto snowfall. Here is the model blend, or average snowfall output among models.

Generally above 6” in the lake effect belts of NWPA about 10 miles away from the shore, and in western facing slopes of the Laurel Highlands.

Now into the other short range guidance, which isn’t as generous in the Pittsburgh area.

Winter weather alerts have been issued in much of Western Pennsylvania ahead of this, and lake effect is always localized.

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