Conditions right now
Reading the buoys…
Today
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reports logged
Last 14 days
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reports total
Season
Moderate
typical for this month
14-day trend
Two weeks ago on the left, today on the right.
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Likely here in August
Lion's mane arrive with the cold spring water and fade by midsummer; moon jellies take over from June on. Genuine stings are uncommon north of Cape Cod.
- Moon jellyMild sting
May–Oct
Barely registers on most skin — a faint prickle at worst. Sensitive spots like lips and inner arms can react.
- Comb jellyHarmless
Apr–Nov
No stinging cells at all. Completely safe to hold.
If you get stung here
- Get out of the water and rinse with seawater — never fresh water.
- Lift tentacles off with a card or tweezers, don't rub with a towel.
- Hot water (as hot as you can stand, ~45°C) for 20 minutes, or a baking soda slurry.
- Call for help for chest pain, trouble breathing, or a very large sting area.
Recent reports
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