SF News SF's Famous Tuesday Noon Sirens To Go Quiet For Two Years In order for the city to perform necessary upgrades to the Outdoor Public Warning System the regularly blaring sirens we're accustomed to hearing every Tuesday at noon will be going silent for the next two years.
SF News San Francisco Emergency Sirens: Tomorrow, Thursday, 10:15 AM Every week at noon, we hear SF emergency sirens fill the air with their hypothetical shrieking. This isn't unusual. What is unusual, and what you need to know, is that they will go
