Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide Mar 29 @ 12:15 AM
    7.42 ft
  • Low tide Mar 29 @ 6:27 AM
    2.08 ft
  • High tide Mar 29 @ 11:52 AM
    7.87 ft
  • Low tide Mar 29 @ 7:09 PM
    -0.06 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    4:19 PM
  • Moonset
    5:49 AM
  • Moon Phase
    Waxing Gibbous (90%)

  • 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 March 29 the tide peaks at 7.42 ft at 12:15 AM and falls to 2.08 ft at 6:27 AM. Predictions are derived from NOAA data; times are shown in local station time.
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