Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • Low tide Aug 23 @ 6:13 AM
    0.32 ft
  • High tide Aug 23 @ 12:19 PM
    5.92 ft
  • Low tide Aug 23 @ 5:48 PM
    2.96 ft
  • High tide Aug 23 @ 11:09 PM
    7.14 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    6:07 PM
  • Moonset
    1:23 AM
  • Moon Phase
    Waxing Gibbous (82%)

  • 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 August 23 the tide peaks at 5.92 ft at 12:19 PM and falls to 0.32 ft at 6:13 AM. Predictions are derived from NOAA data; times are shown in local station time.
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