City of Berkeley
Firesafe Berkeley - https://www.berkeleyfiresafe.org/ - about defensible spaces and defensible space inspections.
Self-inspection checklist for defensible space around your home.
Wildfire Readiness: https://www.cityofberkeley.info/wildfire/
Fire info:
Cal Fire, Recent Incidents, e.g. for 2020 - https://www.fire.ca.gov/incidents/2020/
San Francisco Chronicle map - https://projects.sfchronicle.com/trackers/california-fire-map/
Smoke—Air Quality Index
AirNow (EPA & partners)
EPA Air Quality interactive map
https://aqicn.org/city/california/alameda/berkeley-aquatic-park/
https://www.cityofberkeley.info/Health_Human_Services/Public_Health/Air_Quality_in_Berkeley.aspx
PG&E: In case of weather that could cause downed power lines that in turn could cause fires, PG&E could implement a Public Safety Power Shutoff. For information about that and to sign up for alerts, visit:
https://prepareforpowerdown.com
Photos of orange skies from Sept 9, 2020 (Berkeleyside; UC Berkeley)