Washington

Knappa, Knappa Slough

Weekly Monthly
Minus Tides
  • Current Height

  • Daily Tides

  • High tide Jan 24 @ 3:18 AM
    8.74 ft
  • Low tide Jan 24 @ 9:32 AM
    1.65 ft
  • High tide Jan 24 @ 2:50 PM
    9.50 ft
  • Low tide Jan 24 @ 10:05 PM
    -0.85 ft

  • Astronomical Events

  • Sunrise
  • Sunset
  • Moonrise
    8:18 PM
  • Moonset
    9:06 AM
  • Moon Phase
    Waning Gibbous (93%)

  • 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 January 24 the tide peaks at 8.74 ft at 3:18 AM and falls to 1.65 ft at 9:32 AM. Predictions are derived from NOAA data; times are shown in local station time.
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