Washington

Knappa, Knappa Slough

Minus Tides
  • Current Height


  • Daily Tides

  • Low tide Jul 05 @ 12:19 AM
    2.02 ft
  • High tide Jul 05 @ 5:24 AM
    7.20 ft
  • Low tide Jul 05 @ 12:28 PM
    -0.09 ft
  • High tide Jul 05 @ 6:37 PM
    7.33 ft
  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    11:56 PM
  • Moonset
    11:32 AM
  • Moon Phase
    Waning Gibbous (70%)
  • 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 5 the tide peaks at 7.20 ft at 5:24 AM and falls to 2.02 ft at 12:19 AM. Predictions are derived from NOAA data; times are shown in local station time.
  • Share this page:

Station Map