5 Freeway through Grapevine is under a dense fog advisory which was issued by the National Weather Service on Monday at 2:43 a.m. The advisory is in effect until 11 a.m.

The NWS Hanford CA says to expect, “Visibility one quarter mile or less in dense fog for elevations between 1000 and 2500 feet.”

“Low visibility could make driving conditions hazardous,” according to the NWS. “If driving, slow down, use your headlights, and leave plenty of distance ahead of you.”

The full list of affected locations includes:

5 freeway through Grapevine

West Side Mountains north of 198

Coalinga – Avenal

West Side Mountains South of 198

South End San Joaquin Valley

Mariposa Madera Foothills

Mariposa-Madera Lower Sierra

Fresno-Tulare Foothills

Fresno-Tulare Lower Sierra

South End Sierra Foothil

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