Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide May 03 @ 2:52 AM
    8.61 ft
  • Low tide May 03 @ 10:27 AM
    -0.44 ft
  • High tide May 03 @ 4:27 PM
    6.98 ft
  • Low tide May 03 @ 10:10 PM
    2.67 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    11:16 PM
  • Moonset
    6:35 AM
  • Moon Phase
    Waning Gibbous (96%)

  • 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 May 3 the tide peaks at 8.61 ft at 2:52 AM and falls to -0.44 ft at 10:27 AM. Predictions are derived from NOAA data; times are shown in local station time.
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