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
Saturday, June 25 at 10:24 AM
5 County Map
Sat
Sun
Mon
Tue
Wed
North Counties
46
59
M
M
M
PM2.5
PM2.5
OZONE
OZONE
OZONE
Coast and Central Bay
53
59
M
M
M
PM2.5
PM2.5
OZONE
OZONE
OZONE
Eastern District
71
90
M
M
M
OZONE
OZONE
OZONE
OZONE
OZONE
South Central Bay
53
57
M
M
M
PM2.5
PM2.5
OZONE
OZONE
OZONE
Santa Clara Valley
67
84
M
M
M
OZONE
OZONE
OZONE
OZONE
OZONE

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