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, October 20 at 10:27 AM
5 County Map
Fri
Sat
Sun
Mon
Tue
North Counties
68
53
57
78
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Coast and Central Bay
33
46
53
68
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Eastern District
37
42
46
42
M
OZONE
OZONE
PM2.5
PM2.5
OZONE
South Central Bay
25
37
42
29
G
PM2.5
OZONE
PM2.5
PM2.5
PM2.5
Santa Clara Valley
55
42
50
33
M
PM2.5
PM2.5
PM2.5
PM2.5
OZONE

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Wildfire Information

See current air quality conditions and our wildfire safety tips.