Washington

Roche Harbor, San Juan Island

Minus Tides
  • Current Height


  • Daily Tides

  • Low tide Sep 20 @ 6:30 AM
    0.87 ft
  • High tide Sep 20 @ 3:26 PM
    7.14 ft
  • Low tide Sep 20 @ 9:30 PM
    6.00 ft
  • High tide Sep 20 @ 11:35 PM
    5.64 ft
  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    4:50 PM
  • Moonset
  • Moon Phase
    First Quarter (68%)
  • Station Info

  • Position:
    L 48°36.6' N     λ 123°09.3' W
  • Station ID:
    9449834
  • Station Type:
    Subordinate
  • Offsets:
  • Datum:
    MLLW (Mean Lower-Low Water)
  • Time Zone:
    -8
  • About: Roche Harbor, San Juan Island is a subordinate tide station in Haro Strait, Washington (48°36.6' N, 123°09.3' W). On September 20 the tide peaks at 7.14 ft at 3:26 PM and falls to 0.87 ft at 6:30 AM. Predictions are derived from NOAA data; times are shown in local station time.
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