Calculate Wind
Some coordinates to test (original map):
- Crissy Field: (113, 300)
- Olympic Circle: (173, 277)
- Alameda: (181, 319)
- Candlestick: (144, 325)
- Coyote Point: (175, 410)
- Larkspur Landing: (103, 228)
- The Delta: (396, 197)
- Stinson Beach: (69, 278)