Skip to main content
Back
No Alert
San Francisco Bay Area
Air Quality Status
Tuesday, 9/17
No Alert
Understanding Alerts and Advisories
See Full Forecast
5-Day Air Quality Forecast
Last Updated: Tuesday, September 17 at 10:26 AM
Tue
Wed
Thu
Fri
Sat
Northern Zone
35
29
G
G
G
Coast and Central Bay
50
50
G
M
M
Eastern Zone
36
37
G
G
M
South Central Bay
36
32
G
G
G
Santa Clara Valley
37
36
G
G
M
Tuesday, September 17
Find Your Reporting Zone
How to Read the Forecast
Back
About
What is Spare the Air
Alerts and Advisories
Our Impact
Reduce Your Impact
Cut the Commute
Commute Tips
Employer Program
Spare the Air Youth
Understanding Air Quality
Air Quality Forecast
Reading the Air Quality Index
Wood Burning Rule
Air Pollutants and Health Effects
Data and Records
Connect with Us
Sign up for Alerts
Video Library
News and Events
Virtual Booth
404 Page Not Found
Sorry we can’t find this page, or something has gone wrong. Go back or try looking here:
Home Page
Air quality forecast
Commute Tips
Sign Up for Alerts