Washington

Knappa, Knappa Slough

Minus Tides
  • Current Height


  • Daily Tides

  • Low tide Jul 26 @ 7:32 AM
    -0.24 ft
  • High tide Jul 26 @ 1:33 PM
    6.34 ft
  • Low tide Jul 26 @ 7:03 PM
    2.91 ft
  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    7:30 PM
  • Moonset
    2:35 AM
  • Moon Phase
    Waxing Gibbous (93%)
  • 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 July 26 the tide peaks at 6.34 ft at 1:33 PM and falls to -0.24 ft at 7:32 AM. Predictions are derived from NOAA data; times are shown in local station time.
  • Share this page:

Station Map