Five Day

Forecast

The Air District issues a daily air quality forecast that predicts air pollution levels for the coming five-day period.  This forecast uses the U.S. EPA's Air Quality Index scale.

For forecasting purposes, cities in the Bay Area have been divided into five reporting zones. The cities within each reporting zone are listed here.

5 Day Forecast

Air Quality Forecast
Wednesday, May 4 at 11:03 AM
5 County Map
Wed
Thu
Fri
Sat
Sun
North Counties
33
32
G
G
G
PM2.5
OZONE
OZONE
OZONE
OZONE
Coast and Central Bay
42
38
G
G
G
PM2.5
PM2.5
OZONE
OZONE
OZONE
Eastern District
38
32
G
G
G
PM2.5
OZONE
OZONE
OZONE
OZONE
South Central Bay
38
33
G
G
G
PM2.5
PM2.5
OZONE
OZONE
OZONE
Santa Clara Valley
42
38
G
G
G
PM2.5
PM2.5
OZONE
OZONE
OZONE

Utility Buttons

  • Email This Page
  • Share Share