Area Forecast Discussion
Issued by NWS San Joaquin Valley, CA
Issued by NWS San Joaquin Valley, CA
614 FXUS66 KHNX 040006 AFDHNX Area Forecast Discussion National Weather Service Hanford CA 406 PM PST Wed Dec 3 2025 .UPDATE... Aviation and Air Quality Sections Updated && && .KEY MESSAGES... 1. Fog and low clouds will continue each night and morning across the San Joaquin Valley for the remainder of this week. Fog will also continue through this afternoon along the Interstate 5 corridor through the lower portions of the Grapevine. 2. A dry disturbance will introduce increasing winds across the deserts and mountain peaks until Thursday; cold morning lows also anticipated for the high Sierra. && .DISCUSSION... && .AVIATION... IFR/LIFR visibilities are expected at all TAF sites for the next 24 hours. Brief improvements into MVFR expected through 03Z Thursday. Between 11Z and 19Z Thursday,VLIFR conditions have a 50% to 70% chance of occurring in dense fog. && .AIR QUALITY ISSUES... ISSUED: 12/03/2025 14:39 EXPIRES: 12/04/2025 23:59 On Thursday December 4 2025, Fireplace/Wood Stove Burning Status is: No Burning Unless Registered in Fresno, Kern, Kings, Madera, and Tulare Counties. Burning Discouraged in Merced County, and Kern (Greater Frazier Park Area) and Sequoia National Park and Forest. && .CERTAINTY... The level of certainty for days 1 and 2 is high. The level of certainty for days 3 through 7 is medium. Certainty levels include low...medium...and high. Please visit www.weather.gov/hnx/certainty.html for additional information and/or to provide feedback. && .HNX WATCHES/WARNINGS/ADVISORIES... Cold Weather Advisory until 9 AM PST Thursday for CAZ323- 326>328-330-331. && $$ public...JPK aviation....JPK weather.gov/hanford