December 11, 2025 - National Weather Service Hanford Office officials report a Dense Fog Advisory is in effect through 11:00 A.M. Thursday, December 11 for Foothill region of Central California which includes the elevations from 1,000 feet to 2,500 feet.
Mountain roads, which include: 41, 58, 152, 168, 198 will see sudden drops in visibilities from several miles to under a quarter mile.
Dense Fog Advisory
URGENT - WEATHER MESSAGE National Weather Service Hanford CA 248 AM PST Thu Dec 11 2025 CAZ300-304-308-313-316>322-334>336-111900- /O.CON.KHNX.FG.Y.0037.000000T0000Z-251211T1900Z/ West Side Mountains north of 198-Coalinga - Avenal-West Side Mountains South of 198-Buena Vista-South End San Joaquin Valley- Mariposa Madera Foothills-Mariposa-Madera Lower Sierra-Fresno- Tulare Foothills-Fresno-Tulare Lower Sierra-South End Sierra Foothills-South End of the Lower Sierra-Tehachapi-Grapevine- Frazier Mountain Communities- Including the cities of Lamont, Frazier Park, Lebec, Oakhurst, Mariposa, Arvin, Camp Nelson, Fish Camp, Tehachapi, San Luis Reservoir, Bass Lake, Blackwells Corner, Grapevine, Coalinga, McKittrick, Millerton Lake, North Fork, Auberry, Avenal, El Portal, Taft, and Coarsegold 248 AM PST Thu Dec 11 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THIS MORNING FOR ELEVATIONS BETWEEN 1000 AND 2500 FEET... * WHAT...Visibility one quarter mile or less in dense fog for elevations between 1,000 and 2,500 feet. * WHERE...For the Foothill portion of Central California. * WHEN...Until 11 AM PST this morning. * IMPACTS...Sudden encounter of low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Mountain Highways included but not limited to: 41, 58, 152, 168, 198 and Interstate 5. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Source: NWS
