Dense fog advisory affecting Delta until Sunday midday quarter mile visibility
Dense fog will reduce visibility to a quarter-mile or less and create hazardous driving conditions; drivers should slow down and use low-beam headlights.
Dense fog advisory active for Delta until Saturday midday quarter mile visibility
Dense fog will reduce visibility to one-quarter mile or less across specified valleys until 11 a.m., making driving hazardous and requiring NWS safety precautions.
