Skip to main content
Back
No Alert
San Francisco Bay Area
Air Quality Status
Thursday, 4/18
No Alert
Understanding Alerts and Advisories
See Full Forecast
5-Day Air Quality Forecast
Last Updated: Wednesday, April 17 at 9:09 AM
Wed
Thu
Fri
Sat
Sun
Northern Zone
40
42
G
G
G
Coast and Central Bay
46
53
G
G
G
Eastern Zone
40
43
G
G
G
South Central Bay
39
43
G
G
G
Santa Clara Valley
41
44
G
G
G
Thursday, April 18
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
Site Map
About
What Is Spare the Air?
Alerts and Advisories
Our Impact
Reduce Your Impact
Commute Tips
Employer Program
About
Goals
Sign up for Spare the Air Alerts for Bay Area Employers
Conduct
Review
Design
Promote
General Resources
Remote Work
Commuting
By County
Community Resource Teams
Spare the Air Youth
Understanding Air Quality
Air Quality Forecast
Reading the Air Quality Index
Wood Burning Rule
Connect with Us
Sign Up for Alerts
News and Events
Virtual Booth
Search Results
Site Map
Terms of Use
Privacy Policy