Washington

Knappa, Knappa Slough

Minus Tides
  • Current Height


  • Daily Tides

  • High tide Jan 10 @ 3:43 AM
    7.78 ft
  • Low tide Jan 10 @ 9:42 AM
    2.78 ft
  • High tide Jan 10 @ 2:45 PM
    8.48 ft
  • Low tide Jan 10 @ 10:06 PM
    0.03 ft
  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    9:29 AM
  • Moonset
    8:00 PM
  • Moon Phase
    Waxing Crescent (8%)
  • Station Info

  • Position:
    L 46°11.2' N     λ 123°35.3' W
  • Station ID:
    9439069
  • Station Type:
    Subordinate
  • Offsets:
  • Datum:
    MLLW (Mean Lower-Low Water)
  • Time Zone:
    -8
  • About: Knappa, Knappa Slough is a subordinate tide station in Columbia River, Washington (46°11.2' N, 123°35.3' W). On January 10 the tide peaks at 7.78 ft at 3:43 AM and falls to 2.78 ft at 9:42 AM. Predictions are derived from NOAA data; times are shown in local station time.
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