Special Weather Statement issued August 04 at 2:17AM EDT by NWS Wilmington (details ...)
...PATCHY DENSE FOG POSSIBLE THROUGH DAYBREAK...
Areas of fog will continue to develop across the region through
sunrise. Visibilities will fluctuate rapidly over short
distances, lowering to a quarter mile or less at times.
Motorists should plan accordingly by allowing extra time to reach
their destinations. Practice fog safety by using low beam
headlights and allow ample distance between you and the vehicle
ahead of you.