Post Island Beach

Quincy, Massachusetts · Atlantic coast

Water temperature, waves, wind and tides at Post Island Beach in Quincy, Massachusetts, with where every number comes from and how old it is.

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Right now at Post Island Beach

Water
53°F (12°C)
Waves
5.3 ft (1.6 m) every 7 seconds
Wind
18 mph (29 km/h) from the north, gusts to 21 mph
Air
41°F (5°C)

As of 9:45 AM local time, from NOAA forecast models and nearby stations. The full day, hour by hour, is on the conditions page.

Low tides in daylight at Post Island Beach

  • Today: no more low tides before sunset
  • Saturday, Nov 14: 8:08 AM, 1.9 ft (lowest)
  • Sunday, Nov 15: 8:57 AM, 2.1 ft
  • Monday, Nov 16: 9:49 AM, 2.2 ft
  • Tuesday, Nov 17: 10:43 AM, 2.1 ft

Predicted by NOAA for Weymouth Fore River Bridge, 1.2 miles (1.9 km) away. Heights are above mean lower low water, so a minus tide is below 0 ft. Sunrise and sunset are calculated for the beach; times are local.

Highest tides ahead at Post Island Beach

  • Nov 25–27: up to 12.0 ft (Thu, Nov 26, 12:02 PM)
  • Dec 24–26: up to 12.1 ft (Fri, Dec 25, 11:48 AM)
  • Jan 22–24: up to 11.9 ft (Sat, Jan 23, 11:36 AM)

The days NOAA predicts the highest tides at Weymouth Fore River Bridge between now and March 2, often called king tides, with the lowest low tide still ahead in daylight on those days. Heights are in feet above mean lower low water; times are local.

What Ebbward shows here

Water temperature
From NOAA models and satellite sea surface temperature, or a measured reading when a station or buoy nearby reports one.
Waves and wind
Modeled at this beach's own forecast point offshore, hour by hour for seven days. Waves breaking at the shore can be bigger or smaller.
Tides
NOAA tide predictions from Weymouth Fore River Bridge, 1.2 miles (1.9 km) away.
Nearest NOAA buoy
BOSTON 16 NM East of Boston, MA, 18 miles (28 km) away.
Facing
North (6°), which decides whether the wind is onshore or offshore here.
Underwater visibility
Unreported until someone who was in the water today shares a report.

Before you go in

Ebbward describes ocean conditions; it is not a safety rating and can't tell you whether to swim. Check posted flags, ask a lifeguard, and read the National Weather Service forecast.

Beaches near Post Island Beach

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