I was going to record the monthly Air Raid Siren for artistic purposes: I wanted the air raid siren that freaks me out monthly. There I was with microphones and all: stood up by a symbol for the nuclear annihilation that has haunted us since the Cold War.
I could hear them off in the distance, very faint. Must have gone off somewhere in Oakland, but nowhere near me, at any point today.
I did, however, find a treasure trove of recordings of the San Francisco tests...