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, December 3 at 11:44 AM
5 County Map
Sat
Sun
Mon
Tue
Wed
North Counties
68
82
59
M
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Coast and Central Bay
66
82
59
G
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Eastern District
59
80
50
G
G
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
South Central Bay
59
72
46
G
G
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Santa Clara Valley
63
80
55
G
G
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5

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