Weather Alerts-

Execute a pre-planned activity identified in the instructions

Philadelphia - PA, US, National Weather Service

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

...DENSE FOG ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT TUESDAY... WHAT...Visibility one quarter to one half mile in dense fog. WHERE...Portions of northern Delaware, northeast Maryland, central, northern, and southern New Jersey, and southeast Pennsylvania. WHEN...From 2 AM to 10 AM EDT Tuesday. 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.