Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide Jun 14 @ 12:50 AM
    9.56 ft
  • Low tide Jun 14 @ 8:44 AM
    -1.45 ft
  • High tide Jun 14 @ 2:44 PM
    7.06 ft
  • Low tide Jun 14 @ 8:19 PM
    2.65 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    4:21 AM
  • Moonset
    9:38 PM
  • Moon Phase
    New Moon (0%)

  • 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 June 14 the tide peaks at 9.56 ft at 12:50 AM and falls to -1.45 ft at 8:44 AM. Predictions are derived from NOAA data; times are shown in local station time.
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