Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide Aug 01 @ 3:47 AM
    7.76 ft
  • Low tide Aug 01 @ 10:56 AM
    -0.63 ft
  • High tide Aug 01 @ 4:50 PM
    7.36 ft
  • Low tide Aug 01 @ 11:15 PM
    1.24 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    10:00 PM
  • Moonset
    9:16 AM
  • Moon Phase
    Waning 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 August 1 the tide peaks at 7.76 ft at 3:47 AM and falls to -0.63 ft at 10:56 AM. Predictions are derived from NOAA data; times are shown in local station time.
  • Share this page:

Station Map

Nearby Stations

Have a website? Embed this station's tides — free.