Seattle is the Emerald City. I’m assuming because the Pacific Northwest is very green. 

San Francisco is the city by the bay. It can be windy. The fog that rolls in has a name, Karl. 

Karl the Fog: San Francisco's Most Mysterious Resident (Humor Book, California Pop Culture Book) https://a.co/d/5A63DnJ 

 Huh. TIL that the SF for is named Karl. 

Sad is awesome because it has many different micro-climates. 

 *SF fog 

 *SF is awesome… 

Wow, my autocorrect is on a roll today. 

 I joked I lived in the fog layer because my favorite color was grey.