Dense fog advisory affecting 5 Freeway through Grapevine until Thursday midday – visibility limited to 1/4 mile

5 Freeway through Grapevine is included in a dense fog advisory issued by the National Weather Service on Thursday at 2:21 a.m. The advisory is in effect until noon.

“Visibility one quarter mile or less in dense fog,” can be expected according to the NWS Hanford CA. “Highways include, but are not limited to Interstate 5, State Routes 99, 41, 43, 46, 58, 59, 140, 152, 165, 180 and 198.”

“Low visibility could make driving conditions hazardous,” the NWS said. “If driving, slow down...