harbor · Massachusetts

Plymouth Harbor

Gale Watch until Sat 8 PM.

Right now

updated 2:06 AM
Sky
Mostly Cloudy

45°F · sets 6 PM

Wind
Not reported

gusts not reported

Tide
Flood

High tide 3:41 AM

Water
59.9°F

7.04 ft MLLW · 1.7 ft above prediction

Latest observations plus the current-hour NWS sky forecast. The call itself runs on the hourly forecast; nearby NDBC 44090 observations do not replace it.

Official advisoryGale Watch

Gale Watch issued October 15 at 1:49PM EDT until October 17 at 8:00PM EDT by NWS Boston/Norton MA In effect through 10/17/2026, 8:00:00 PM EDT.

Read the NWS alert
Official advisorySmall Craft Advisory

Small Craft Advisory issued October 15 at 1:49PM EDT until October 16 at 6:00PM EDT by NWS Boston/Norton MA In effect through 10/16/2026, 6:00:00 PM EDT.

Read the NWS alert

How the day develops

Available forecast · 13 kt peak wind · 3 ft peak seas · Steep, close chop

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Right nowCaution

Right now. Caution. Seas are the limiting factor. 2 feet every 5 seconds, 0.5 feet under your 2.5 foot limit. cloudy, wind southeast 2 knots, comfortably under the limit, tide rising, high tide at 3:41 AM.

Nearby harbors

Nearby boating conditions

Local source coverage

Marine forecast and boating conditions for Plymouth Harbor

A broad but shoal harbor system shared with Kingston and Duxbury, entered through a long marked channel.

This harbor in Massachusetts uses Cape Cod Bay (44018) for marine observations, Boston (8443970) for tide predictions, and Boston/Logan Intl (KBOS) for nearby aviation weather context.

Boat or Nope continuously checks the source bindings behind this planning page.