Onset Beach, Onset Bay Marine Forecast
Massachusetts · 41.742°, -70.658° · National Weather Service
Next 24 hours
7-Day Marine Outlook
Wind, temperature, and conditions for Onset Beach, Onset Bay.
About the marine forecast for Onset Beach, Onset Bay
This is the National Weather Service forecast for Onset Beach, Onset Bay (Massachusetts), covering wind, wave height, temperature, and conditions over the coming week. Wind and seas are what make or break a day on the water, so start there. Remember that gusts, not the average, are what knock you around, and that wind blowing against the tide stacks the seas up steeper than the numbers suggest. Wave height here is the significant wave height, so some individual waves come through taller.
Planning a trip out of Onset Beach, Onset Bay? Pair this with the Onset Beach, Onset Bay tide chart so you've got the water and the weather in one look.
Frequently asked
What is the wind forecast for Onset Beach, Onset Bay today?+
Today at Onset Beach, Onset Bay, expect wind from the N at 10 to 15 mph, with isolated rain showers then sunny. See the hourly breakdown above for how it changes through the day.
Where does this Onset Beach, Onset Bay marine forecast come from?+
It's the official National Weather Service point forecast for Onset Beach, Onset Bay's coordinates, covering wind, temperature, and conditions for the next 7 days. It's the same data marine forecasts are built on.
Is it a good day to go boating at Onset Beach, Onset Bay?+
Check the wind first — it's what makes or breaks a day on the water — then the conditions and any advisories. Match the forecast to your boat and experience, tell someone your plan, and always leave yourself a way back.
Nearby marine forecasts
Bridge clearances near Onset Beach, Onset Bay
Vertical clearance and drawbridge opening schedules for the bridges closest to Onset Beach, Onset Bay. Check them against your air draft before you head out.
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