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
Sunday, August 19 at 11:02 AM
5 County Map
Sun
Mon
Tue
Wed
Thu
North Counties
68
78
M
M
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Coast and Central Bay
76
72
M
M
M
PM2.5
PM2.5
PM2.5
PM2.5
PM2.5
Eastern District
90
84
M
G
G
OZONE
OZONE
PM2.5
OZONE
OZONE
South Central Bay
66
55
G
G
G
PM2.5
PM2.5
PM2.5
OZONE
OZONE
Santa Clara Valley
101
80
G
G
G
OZONE
OZONE
PM2.5
OZONE
OZONE

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Air Quality Advisory

Air Quality Advisory Extended: Smoke from the Mendocino Complex Fire and other wildfires is likely to impact the Bay Area through Thursday. See our Wildfire Safety Tips web page. See our Wildfire Safety Tips web page.

Spare the Air Status

Sunday, 8/19
in Effect