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Updated:February 4, 2026 9:15 am PST

Dense Fog Advisory DENSE FOG ADVISORY  
Tulare County

  Effective: Wed, 2/4 8:22am Severity:  Moderate 
  Updated: February 4, 2026 9:15 am Urgency: Expected
  Expires: Wed, 2/4 5:00pm Certainty: Likely

Areas Affected: Los Banos - Dos Palos - Merced - Madera - Mendota - Planada - Le Grand - Snelling - West Side of Fresno and Kings Counties - Caruthers - San Joaquin - Selma - Fresno-Clovis - Buttonwillow - Lost Hills - I5 - Delano-Wasco-Shafter - Hanford - Corcoran - Lemoore - Visalia - Porterville - Reedley - Buena Vista - Bakersfield - Southeast San Joaquin Valley - South End San Joaquin Valley
 
Alert Details:
* WHAT...Visibility one quarter mile or less in dense fog. Worst
case scenario with visibility down to zero.

* WHERE...San Joaquin Valley.

* WHEN...Until noon PST Thursday.

* IMPACTS...Very high transportation risk. Low visibility will make
driving conditions hazardous.

* ADDITIONAL DETAILS...Highways impacted include, but are not
limited to Interstate 5, State Routes 99, 41, 43, 46, 58, 59, 140,
152, 165, 180 and 198.

Information:
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.