Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • Low tide Oct 04 @ 3:31 AM
    0.13 ft
  • High tide Oct 04 @ 9:45 AM
    6.07 ft
  • Low tide Oct 04 @ 3:25 PM
    2.99 ft
  • High tide Oct 04 @ 8:43 PM
    7.34 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    —
  • Moonset
    4:18 PM
  • Moon Phase
    Last Quarter (36%)

  • 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 October 4 the tide peaks at 6.07 ft at 9:45 AM and falls to 0.13 ft at 3:31 AM. Predictions are derived from NOAA data; times are shown in local station time.
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