Ship john shoal
NOAA CO-OPS station 8537121
Observed , 15 minutes ago
Elevated
Moderate WNW winds at 14 kn gusting to 16 kn. Water 60°F, air 55°F. Rest of Today: W winds 10 to 15 kt with gusts up to 20 kt.
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Speed
14kn
Gust
16kn
Direction
284° WNW
Trend
Steady
Last 12 hours11 to 21 kn
Water Level
4.2ft
Datum
MLLW
Last 12 hours0.4 to 6.4 ft
Air temp
55°F
49 to 55°F today
Water temp
60°F
60 to 60°F today
Pressure
1015mbar
Tendency
Easing
3 hour change
-1.1 mbar
Last 12 hours1014 to 1016 mbar
Zone forecast
Rest of Today
W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: NW 2 ft at 3 seconds and SE 1 foot at 9 seconds.
Tonight
SW winds 10 to 15 kt, becoming W 15 to 20 kt after midnight. Seas around 2 ft. Wave detail: SW 2 ft at 3 seconds.
Mon
W winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 3 ft. Wave detail: W 3 ft at 3 seconds and SE 1 foot at 12 seconds.
Synopsis
Low pressure over the Gulf of Maine and Canadian Maritimes will lift to the north and depart tonight. Meanwhile, high pressure over the Midwest gradually builds east. Another system slides across the Northeast Monday, then high pressure slides to our south Tuesday and Wednesday. A coastal storm or nor'easter may then arrive late this week.
NWS zone Delaware Bay waters north of East Point NJ to Slaughter Beach DE
Last 24 hours
Every 3 hours, over the last 12 hours. Air 49 to 55°F, water 60 to 60°F, pressure 1,014 to 1,016 mbar over the same window.
4 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
Can I be notified when conditions change at station 8537121?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this station crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Delaware Bay waters north of East Point NJ to Slaughter Beach DE appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what station 8537121 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep station 8537121 for next time?
Save it as a favorite and Buoycast opens on the stations you run.
Station 8537121
39°18'18" N 75°22'37" W
Measured by 400+ NOAA CO-OPS stations. Observations from the Center for Operational Oceanographic Products and Services, forecasts and advisories from the National Weather Service. Not for navigation.