A second straight Spare the Air alert has been issued in the Bay
Area for Sunday,.
The alert about excessive smog expected in the area is the 21st of
the season, according to the Bay Area Air Quality Management District..
Motor vehicle exhaust combined with hot temperatures and light
winds is expected to create unhealthy levels of the smog, otherwise known as ozone, which can cause throat irritation, congestion, chest pain or other respiratory issues, particularly for young children and seniors.
Air quality is expected to improve by the middle of next week as
temperatures drop and wind speeds pick up, according to the air district.