The National Weather Service in Mount Holly has issued a dense fog advisory for the eastern Pennsylvania, which is in effect until 12 noon today.
* Visibilities...one quarter mile or less at times.
* Timing...areas of dense fog will occur this morning, then improvements to the visibility should occur from south to north as a warm front moves through toward the midday hours.
* Impacts...significant restrictions in the visibility will make traveling difficult, especially during this mornings commute.
A dense fog advisory means visibilities will frequently be reduced to one quarter mile or less. If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you in case a sudden stop is needed.