surfdash
11/01
[{"start":1509506820,"end":1509528480,"a":6.725113488445224e-13,"b":-2.184989372395853e-08,"c":0,"d":4.289},{"start":1509528480,"end":1509551760,"a":-6.702179365608655e-13,"b":2.340401034470542e-08,"c":-0,"d":0.872},{"start":1509551760,"end":1509574380,"a":7.257741307503288e-13,"b":-2.4625516256358654e-08,"c":0,"d":5.1},{"start":1509574380,"end":1509596340,"a":-6.591107808259774e-13,"b":2.1711109120407696e-08,"c":-0,"d":0.9},{"start":1509596340,"end":1509617040,"a":7.560534730262195e-13,"b":-2.3475460337464118e-08,"c":0,"d":4.39}]
1509519600
2:43 PM until 3:48 PM
tide is 1.0ft at 2:43 PM
tide is 0.9ft at 3:13 PM
tide is 1.0ft at 3:48 PM