It will be a mostly sunny, slightly cooler, Fourth of July in Southern California ahead of another warming trend, which is expected next week.
Some morning fog and low clouds will blanket Los Angeles and Orange counties in the morning hours Tuesday, giving way to sunny afternoon skies with southwest winds of up to 15 mph.
More significant cooling is anticipated Wednesday and Thursday.
High temperatures Tuesday will be in the 80s in the greater Los Angeles area with Valley highs in the 90s .
Beach temperatures will be in the 70s.
Meanwhile, the South Coast Air Quality Management District has issued a particulate advisory for Tuesday and Wednesday — warning people of poor air quality amid holiday fireworks displays.
The agency warns that high levels of airborne particles could cause health problems or lead to a wide variety of cardiovascular and respiratory conditions including heart attacks, asthma aggravation, decreased lung function, coughing and difficulty breathing.
The advisory will be in effect from 5 p.m. Tuesday through 11:59 p.m. Wednesday.
