Common Flat
Wind and seas stay inside your 15 kt wind and 2.5 ft seas limits from now through 6:54 PM, covering your full 4-hour outing.
Right now
updated 2:54 PM
70°F · sets 7:15 PM
gusts 8 kt
Low tide 9:02 PM
Water level not reported
Latest observations plus the current-hour NWS sky forecast. The call itself runs on the hourly forecast; nearby NDBC 44020 observations do not replace it.
How the day develops
Available forecast · 5 kt peak wind · 1 ft peak seas · Short-period chop
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Right now. Go. Everything is under your limits. Wind 5 of 15 knots; seas 1 of 2.5 feet. some sun, wind northeast 5 knots, seas 1 feet every 6 seconds, rising, high tide at 2:49 PM.
Nearby harbors
Nearby boating conditions
Local source coverage
Marine forecast and boating conditions for Common Flat
Boat or Nope's preview for Common Flat in Massachusetts uses nearby public marine forecast, tide, and local-weather sources for trip planning.
This named water in Massachusetts uses NANTUCKET SOUND (44020, 14.9 NM away) for marine observations, Chatham, Stage Harbor (8447505, 2.5 NM away) for tide predictions, and Chatham Muni (KCQX, 3.0 NM away) for nearby aviation weather context.
Boat or Nope continuously checks the source bindings behind this planning page.