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
Friday, April 29 at 10:01 AM
5 County Map
Fri
Sat
Sun
Mon
Tue
North Counties
42
40
50
42
G
OZONE
OZONE
OZONE
OZONE
OZONE
Coast and Central Bay
43
41
46
40
G
OZONE
OZONE
OZONE
OZONE
OZONE
Eastern District
44
42
61
51
G
OZONE
OZONE
OZONE
OZONE
OZONE
South Central Bay
37
39
49
44
G
OZONE
OZONE
OZONE
OZONE
OZONE
Santa Clara Valley
43
42
58
47
G
OZONE
OZONE
OZONE
OZONE
OZONE

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