Weather Alerts-

Execute a pre-planned activity identified in the instructions

Philadelphia - PA, US, National Weather Service

In Delaware, New Castle County. In New Jersey, Mercer, Middlesex, Camden, Gloucester, Northwestern Burlington, and Salem Counties. In Pennsylvania, Delaware and Philadelphia Counties

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... WHAT...Visibility as low as one quarter mile in dense fog. WHERE...In Delaware, New Castle County. In New Jersey, Mercer, Middlesex, Camden, Gloucester, Northwestern Burlington, and Salem Counties. In Pennsylvania, Delaware and Philadelphia Counties. WHEN...Until 8 AM EDT this morning. IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you.