surfdash
09/20
[{"start":1821407820,"end":1821431340,"a":-4.4331589130631195e-13,"b":1.5640184645286685e-08,"c":-0,"d":0.673},{"start":1821431340,"end":1821447780,"a":4.559676184886726e-13,"b":-1.1244161471930665e-08,"c":0,"d":3.557},{"start":1821447780,"end":1821470940,"a":-4.4193325123633505e-13,"b":1.5352761147950277e-08,"c":-0,"d":2.544},{"start":1821470940,"end":1821497760,"a":4.86731296197961e-13,"b":-1.958120004604397e-08,"c":0,"d":5.289},{"start":1821497760,"end":1821522780,"a":-3.468149779904958e-13,"b":1.3015966123983307e-08,"c":-0,"d":0.594}]
1821423600
7:16 PM until 7:36 PM
tide is 1.0ft at 7:16 PM
tide is 0.8ft at 7:36 PM