TideAhead
OregonNOAA 9439069

Knappa, Knappa Slough Tides & Coastal Conditions

Official tide predictions, weather observations and forecasts, marine-grid context, astronomy, and jurisdiction-specific rules for this NOAA station.

Partial official dataUpdated 9:21 PM PDT

Current Conditions

Tide predictions are relative to MLLW. NWS point and marine-grid forecasts can differ at exposed shorelines.

Estimated tide now
—
Official tide prediction unavailable
Upcoming tides
Unavailable
Check the official station forecast.
Current Weather
53°F

Partly Cloudy

Model

N 1 mph

Observed
Tide Forecast
NOAA Knappa, Knappa Slough · Station 9439069 · MLLW datum · local time
Subordinate station · NOAA reference station 9439040
unavailableOfficial NOAA curve

Current tide predictions are unavailable. Use the official NOAA station link in Sources and confidence.

Weather, Light & Marine

Conditions that affect shoreline access, small craft, fishing and surf.

Air

Temperature53°FObserved

Humidity84%Model

PressureUnavailable

Wind

SustainedN 1 mphObserved

Gusts2 mphObserved

Rain chance0%Model

Marine

Wave height0.0 ftModel

DirectionCalm / No DirectionModel

Water65.3°FObservedNOAA Astoria · 8.7 mi Away
Sun & Moon

Sunrise7:03 AM

Sunset7:10 PM

MoonWaxing Gibbous

Hourly Forecast
Model
National Weather Service point forecast when the live feed is available.
Local date & timeConditionsTempWindGustsRain
Wed, Sep 23, 20269:00 PMPartly Cloudy54°FW 2 mph5 mph0%
Wed, Sep 23, 202610:00 PMPartly Cloudy53°FW 2 mph5 mph0%
Wed, Sep 23, 202611:00 PMPartly Cloudy52°FW 2 mph5 mph0%
Thu, Sep 24, 202612:00 AMPartly Cloudy51°FWNW 1 mph3 mph0%
Thu, Sep 24, 20261:00 AMMostly Cloudy50°FS 1 mph3 mph0%
Thu, Sep 24, 20262:00 AMMostly Cloudy50°FESE 2 mph3 mph0%
Thu, Sep 24, 20263:00 AMMostly Cloudy49°FE 2 mph5 mph0%
Thu, Sep 24, 20264:00 AMMostly Cloudy49°FE 2 mph5 mph0%
Thu, Sep 24, 20265:00 AMMostly Cloudy49°FE 3 mph5 mph4%
Thu, Sep 24, 20266:00 AMPartly Sunny49°FENE 3 mph6 mph5%
Thu, Sep 24, 20267:00 AMMostly Cloudy49°FENE 3 mph6 mph6%
Thu, Sep 24, 20268:00 AMMostly Cloudy51°FE 5 mph6 mph7%

Fishing, Crabbing & Surfing Analysis

These scores use the available tide, wind, and marine data. They do not predict catches, report local activity, or replace safety notices.

23/100 · Poor
Surfing
Offshore model guidance with nearshore uncertainty.

Best planning window

Compare swell direction, local wind and tide before leaving

  • Limited swell0.0 ft NWS forecast waves
  • Short period0s dominant period
  • Nearshore uncertaintyOffshore model conditions are not the same as breaking-wave height at this beach
Oregon Department of Fish and Wildlife fishing rulesOregon · state or territoryNOAA Fisheries federal recreational fishing resourcesU.S. federal waters · federalNational Weather Service rip-current safetyUnited States · safety
Nearby NOAA Tide Stations
Official station locations from the national NOAA CO-OPS tide-prediction catalog.

Settlers Point, Oreg.

NOAA 9439054 · OR

4.4 mi

Skamokawa

NOAA 9440569 · WA

8.5 mi

ASTORIA (Tongue Point), Oreg.

NOAA 9439040 · OR

8.7 mi

Wauna

NOAA 9439099 · OR

8.9 mi

Cathcart Landing, Youngs River

NOAA 9438772 · OR

11.2 mi

Astoria (Youngs Bay), Oreg.

NOAA 9439026 · OR

12.2 mi

Sources And Confidence

National Weather Service observation and hourly forecastofficial-forecast

Fetched Wed, Sep 23 at 9:21 PM

National Weather Service coastal marine gridofficial-forecast

Fetched Wed, Sep 23 at 9:21 PM

NOAA CO-OPS water temperature at Astoriaobserved

Fetched Wed, Sep 23 at 9:21 PM

U.S. Naval Observatory astronomical applicationsofficial-calculation

Fetched Wed, Sep 23 at 9:21 PM

Not for navigation. Conditions can change faster than source update intervals. Always check local warnings, closures and on-site conditions.