TideAhead
MaineNOAA 8418009

Cow Island 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 12:21 AM EDT

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
45°F

Clear

Observed

N 0 mph

Observed
Tide Forecast
NOAA Cow Island · Station 8418009 · MLLW datum · local time
Subordinate station · NOAA reference station 8418150
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

Temperature45°FObserved

Humidity100%Observed

Pressure1035 mbObserved

Wind

SustainedN 0 mphObserved

Gusts8 mphModel

Rain chance0%Model

Marine

Wave height1.0 ftModel

DirectionNot Published by NWS

Water59.2°FObservedNOAA Portland · 3.5 mi Away
Sun & Moon

Sunrise6:30 AM

Sunset6:34 PM

MoonWaxing Gibbous

Hourly Forecast
Model
National Weather Service point forecast when the live feed is available.
Local date & timeConditionsTempWindGustsRain
Thu, Sep 24, 202612:00 AMMostly Clear52°FNE 5 mph8 mph0%
Thu, Sep 24, 20261:00 AMMostly Clear52°FN 5 mph8 mph0%
Thu, Sep 24, 20262:00 AMMostly Clear52°FN 5 mph10 mph0%
Thu, Sep 24, 20263:00 AMMostly Clear52°FN 5 mph10 mph0%
Thu, Sep 24, 20264:00 AMMostly Clear51°FN 5 mph12 mph0%
Thu, Sep 24, 20265:00 AMMostly Clear51°FN 10 mph13 mph0%
Thu, Sep 24, 20266:00 AMSunny51°FN 10 mph13 mph0%
Thu, Sep 24, 20267:00 AMSunny50°FN 10 mph15 mph0%
Thu, Sep 24, 20268:00 AMSunny52°FN 10 mph15 mph0%
Thu, Sep 24, 20269:00 AMSunny54°FNE 10 mph16 mph0%
Thu, Sep 24, 202610:00 AMSunny55°FNE 10 mph16 mph0%
Thu, Sep 24, 202611:00 AMSunny57°FNE 10 mph16 mph0%

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 swell1.0 ft NWS forecast waves
  • Short period9s dominant period
  • Nearshore uncertaintyOffshore model conditions are not the same as breaking-wave height at this beach
Maine Department of Marine Resources fishing rulesMaine · 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.

Long Island

NOAA 8417941 · ME

1.0 mi

Great Diamond Island

NOAA 8417988 · ME

1.5 mi

Vaill Island

NOAA 8417911 · ME

2.0 mi

Peak Island

NOAA 8418001 · ME

2.5 mi

Presumpscot River Bridge

NOAA 8418137 · ME

2.8 mi

Falmouth Foreside

NOAA 8418015 · ME

3.0 mi

Sources And Confidence

National Weather Service observation and hourly forecastofficial-forecast

Fetched Thu, Sep 24 at 12:21 AM

National Weather Service coastal marine gridofficial-forecast

Fetched Thu, Sep 24 at 12:21 AM

NOAA CO-OPS water temperature at Portlandobserved

Fetched Thu, Sep 24 at 12:21 AM

U.S. Naval Observatory astronomical applicationsofficial-calculation

Fetched Thu, Sep 24 at 12:21 AM

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