Weather Alerts-

Execute a pre-planned activity identified in the instructions

Philadelphia - PA, US, National Weather Service

Portions of northern Delaware, central, northern, northwest, and southern New Jersey, and southeast Pennsylvania

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM EDT THIS MORNING... WHAT...Visibility one quarter mile or less in dense fog. WHERE...Portions of northern Delaware, central, northern, northwest, and southern New Jersey, and southeast Pennsylvania. WHEN...Until 9 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.