Derecho May Impact Parts of Western Pennsylvania Tonight into Tuesday Morning; 50-75 MPH Winds Possible

A mesoscale (small area) convective (thunderstorm) system developing in Michigan early this evening has serious potential to form a derecho (>240 mile path of damaging winds) that will move into Western Pennsylvania by early Tuesday morning. Damaging winds are possible in Southwest PA before sunrise Tuesday, so if you have anything that may blow away,…

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