New Castle, Delaware Marine Forecast
Delaware · 39.657°, -75.562° · National Weather Service
Next 24 hours
7-Day Marine Outlook
Wind, temperature, and conditions for New Castle, Delaware.
About the marine forecast for New Castle, Delaware
This is the National Weather Service forecast for New Castle, Delaware (Delaware), 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 New Castle, Delaware? Pair this with the New Castle, Delaware tide chart so you've got the water and the weather in one look.
Frequently asked
What is the wind forecast for New Castle, Delaware today?+
Today at New Castle, Delaware, expect wind from the E at 0 to 5 mph, with partly cloudy. See the hourly breakdown above for how it changes through the day.
Where does this New Castle, Delaware marine forecast come from?+
It's the official National Weather Service point forecast for New Castle, Delaware'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 New Castle, Delaware?+
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 New Castle, Delaware
Vertical clearance and drawbridge opening schedules for the bridges closest to New Castle, Delaware. Check them against your air draft before you head out.
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