TideAhead
MassachusettsNOAA 8440369

Merrimacport 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 11:46 PM 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

NNE 5 mph

Observed
Tide Forecast
NOAA Merrimacport · Station 8440369 · MLLW datum · local time
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

SustainedNNE 5 mphObserved

Gusts8 mphModel

Rain chance0%Model

Marine

Wave height0.0 ftModel

DirectionCalm / No DirectionModel

Water61.5°FObservedNOAA Seavey Island · 21.6 mi Away
Sun & Moon

Sunrise6:32 AM

Sunset6:39 PM

MoonWaxing Gibbous

Hourly Forecast
Model
National Weather Service point forecast when the live feed is available.
Local date & timeConditionsTempWindGustsRain
Wed, Sep 23, 202611:00 PMClear49°FNE 3 mph8 mph0%
Thu, Sep 24, 202612:00 AMClear48°FN 3 mph8 mph0%
Thu, Sep 24, 20261:00 AMClear47°FN 3 mph8 mph0%
Thu, Sep 24, 20262:00 AMMostly Clear46°FN 5 mph8 mph0%
Thu, Sep 24, 20263:00 AMMostly Clear46°FN 5 mph9 mph0%
Thu, Sep 24, 20264:00 AMMostly Clear46°FN 6 mph10 mph0%
Thu, Sep 24, 20265:00 AMPartly Cloudy45°FN 6 mph12 mph0%
Thu, Sep 24, 20266:00 AMMostly Sunny44°FN 6 mph13 mph0%
Thu, Sep 24, 20267:00 AMSunny45°FN 7 mph13 mph0%
Thu, Sep 24, 20268:00 AMSunny46°FNE 7 mph15 mph0%
Thu, Sep 24, 20269:00 AMSunny51°FNE 8 mph16 mph0%
Thu, Sep 24, 202610:00 AMMostly Sunny56°FNE 9 mph20 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 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
Massachusetts Division of Marine Fisheries fishing rulesMassachusetts · 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.

Salisbury Point

NOAA 8440273 · MA

4.2 mi

Riverside

NOAA 8440889 · MA

4.8 mi

Newburyport

NOAA 8440466 · MA

5.9 mi

Plum Island, Merrimack River Entrance

NOAA 8440452 · MA

8.5 mi

Hampton Harbor

NOAA 8429489 · NH

9.9 mi

Plum Island Sound (south end)

NOAA 8441241 · MA

12.9 mi

Sources And Confidence

National Weather Service observation and hourly forecastofficial-forecast

Fetched Wed, Sep 23 at 11:46 PM

National Weather Service coastal marine gridofficial-forecast

Fetched Wed, Sep 23 at 11:46 PM

NOAA CO-OPS water temperature at Seavey Islandobserved

Fetched Wed, Sep 23 at 11:46 PM

U.S. Naval Observatory astronomical applicationsofficial-calculation

Fetched Wed, Sep 23 at 11:46 PM

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