But when I left work at 6:15 and got back in the city -- just 5 miles to the north -- a cool wind was blowing in. And I just took a walk at sunset over Bernal Heights and a nice cool breeze was blowing hard. It was just short of being foggy -- just sort of hazy-sunny. Update: Here's a picture I took:
That's my kind of heat wave. About 8 hours long.