Onion Key, Lostmans River Marine Forecast
Florida · 25.612°, -81.133° · National Weather Service
Next 24 hours
7-Day Marine Outlook
Wind, temperature, and conditions for Onion Key, Lostmans River.
About the marine forecast for Onion Key, Lostmans River
This is the National Weather Service forecast for Onion Key, Lostmans River (Florida), 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 Onion Key, Lostmans River? Pair this with the Onion Key, Lostmans River tide chart so you’ve got the water and the weather in one look.
Frequently asked
What is the wind forecast for Onion Key, Lostmans River today?+
Today at Onion Key, Lostmans River, expect wind from the E at 7 to 12 mph, with showers and thunderstorms likely. See the hourly breakdown above for how it changes through the day.
Where does this Onion Key, Lostmans River marine forecast come from?+
It's the official National Weather Service point forecast for Onion Key, Lostmans River'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 Onion Key, Lostmans River?+
Check the wind first, since 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.
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Nearby marine forecasts
Bridge clearances near Onion Key, Lostmans River
Vertical clearance and drawbridge opening schedules for the bridges closest to Onion Key, Lostmans River. Check them against your air draft before you head out.
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