New Hampshire

Seavey Island

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide Sep 01 @ 2:30 AM
    8.48 ft
  • Low tide Sep 01 @ 8:31 AM
    0.25 ft
  • High tide Sep 01 @ 2:48 PM
    9.02 ft
  • Low tide Sep 01 @ 9:04 PM
    0.06 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    9:02 PM
  • Moonset
    11:08 AM
  • Moon Phase
    Waning Gibbous (79%)

  • Station Info

  • Position:
    L 43°04.8' N     λ 70°44.5' W
  • Station ID:
    8419870
  • Station Type:
    Harmonic
  • Offsets:
  • Datum:
    MLLW (Mean Lower-Low Water)
  • Time Zone:
    -8
  • About: Seavey Island is a harmonic tide station in Portsmouth Harbor, New Hampshire (43°04.8' N, 70°44.5' W). On September 1 the tide peaks at 8.48 ft at 2:30 AM and falls to 0.25 ft at 8:31 AM. Predictions are derived from NOAA data; times are shown in local station time.
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