117
FXUS66 KHNX 160550
AFDHNX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HANFORD CA
950 PM PST THU JAN 15 2026
KEY MESSAGES
1.) ANOTHER DENSE FOG ADVISORY IS IN EFFECT UNTIL 11 AM FRIDAY
MORNING. DENSE FOG WILL CONTINUE TO DEVELOP EACH NIGHT AND
MORNING IN THE SAN JOAQUIN VALLEY THROUGH THE WEEKEND INTO NEXT
WEEK.
2.) EXPECT DRY AND WARM CONDITIONS ELSEWHERE WITH GUSTY
EASTERLY WINDS IN THE SIERRA NEVADA RIDGES AND THE KERN COUNTY
MOUNTAINS AT TIMES THIS WEEK.
3.) OVERNIGHT TEMPERATURES CONTINUE TO BE IN THE UPPER 30S TO
LOW 40S; NEAR 0% CHANCE OF FREEZING TEMPERATURES IN THE VALLEY.
DISCUSSION
FOG WILL CONTINUE TO BE THE PRIMARY HEADLINE OVER THE NEXT FEW DAYS FOR
THE VALLEY. CALM WINDS AND COMPLETE RH RECOVERY DURING THE OVERNIGHT
HOURS ARE SETTING UP A CLASSIC CONDITION FOR VALLEY FOG. VISIBILITY
ALONG IN THE SAN JOAQUIN VALLEY WILL FALL TO LESS THAN A QUARTER
MILE DURING THE EARLY MORNING HOURS IN SOME AREAS; WITH WIDESPREAD
VISIBILITIES BELOW ONE MILE. WITH LITTLE IN THE WAY OF STEERING
FLOW, PATCHY AREAS OF REDUCED VISIBILITIES WILL LINGER INTO THE
AFTERNOON. HSI CONTINUE TO INDICATED THAT WE ARE EXPECTED TO MEET OR
EXCEED HIGH TO VERY HIGH THRESHOLDS AGAIN TONIGHT AND INTO TOMORROW.
VEHICLE ACCIDENTS HAVE BEEN REPORTED FREQUENTLY THIS WEEK ALREADY SO
PLEASE, SLOW DOWN AND TAKE YOUR TIME DURING YOUR MORNING COMMUTE.
HIGH TEMPERATURES WILL BE IN THE 50S AND 60S THE REMAINDER OF THE
WEEK, WITH SOME 70S AT THE SOUTHERN END OF THE CWA BY THE END OF THE
WORK WEEK. HOW LONG THE FOG STICKS AROUND WILL LIKELY DETERMINE
WHETHER WE SEE PEAK DAYTIME HEATING. FREEZING OVERNIGHT LOWS IN THE
VALLEY ARE BEHIND US FOR THE TIME BEING, WITH LOWS PLEASANTLY IN THE
LOW TO MID 40S EXCEPT AT HIGHER ELEVATIONS IN THE MOUNTAINS.
AVIATION
VIS HAS ALREADY STARTED TO DROP INTO LIFR WHERE IT WILL REMAIN
UNTIL 20Z WHEN SLOW IMPROVEMENT IS FINALLY EXPECTED. WINDS WILL
CONTINUE TO BE LIGHT AND VARIABLE FOR ALL SITES.
AIR QUALITY ISSUES
ON THURSDAY JANUARY 15 2026, UNHEALTHY FOR SENSITIVE GROUPS IN
FRESNO, KERN, KINGS, MERCED AND TULARE COUNTIES. FIREPLACE/WOOD
STOVE BURNING STATUS IS: NO BURNING FOR ALL IN FRESNO AND KERN
COUNTIES. NO BURNING UNLESS REGISTERED IN KINGS, MADERA, MERCED,
AND TULARE COUNTIES. BURNING DISCOURAGED IN KERN (GREATER
FRAZIER PARK AREA) AND SEQUOIA NATIONAL PARK AND FOREST.
CERTAINTY
THE LEVEL OF CERTAINTY FOR DAYS 1 AND 2 IS LOW.
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
DENSE FOG ADVISORY UNTIL 11 AM PST FRIDAY FOR CAZ301>303-
305>307-309>312-314>316.
PUBLIC...TV
AVIATION....TV
WEATHER.GOV/HANFORD
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