Cape Cod is presently under a blanket of dense coastal fog, leading to significant reductions in visibility throughout the area. This meteorological event, characterized by high humidity and cool temperatures typical of early spring, has created hazardous conditions for both drivers and maritime activities. The National Weather Service has issued a dense fog advisory, urging residents and visitors to exercise caution and stay informed about the evolving weather conditions. Motorists are advised to reduce speed, use low beam headlights, and increase following distances, while boaters should navigate carefully using radar and other navigational aids.