Air Stagnation Advisory issued December 17 at 12:45PM PST until December 18 at 10:00AM PST by NWS
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST MONDAY... ...DENSE FOG ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON... * WHAT...Poor air quality. * WHERE...Foothill…
