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
Thursday, May 28 at 9:11 AM
5 County Map
Thu
Fri
Sat
Sun
Mon
Northern
Zone
38
36
G
G
G
PM2.5
OZONE
OZONE
OZONE
PM2.5
Coast and Central Bay
36
35
G
G
G
OZONE
OZONE
OZONE
OZONE
PM2.5
Eastern
Zone
47
47
M
G
G
OZONE
OZONE
OZONE
OZONE
OZONE
South Central Bay
35
40
G
G
G
OZONE
OZONE
OZONE
OZONE
OZONE
Santa Clara Valley
46
51
G
G
G
OZONE
OZONE
OZONE
OZONE
OZONE

Utility Buttons

  • Email This Page
  • Share Share