Sandy hook
NDBC buoy sdhn4
Observed , 38 minutes ago
Challenging
Small Craft Advisory in effect. Moderate E winds at 16 kn gusting to 23 kn. Water 69°F, air 64°F. Next low tide at 12:40 AM (1 ft). Tonight: NE Winds 20 To 25 Kt With Gusts Up To 30 Kt.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneSmall Craft Advisory
Small Craft Advisory issued September 23 at 4:07PM EDT until September 25 at 6:00AM EDT by NWS Upton NY
* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 feet. * WHERE...Long Island Sound west of Port Jefferson and New Haven, and New York Harbor. * WHEN...Until 6 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft.
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Get Buoycast for iPhoneWind
Speed
16kn
Gust
23kn
Direction
80° E
Trend
Rising
Last 11 hours8.9 to 18 kn
Air temp
64°F
60 to 68°F today
Water temp
69°F
68 to 69°F today
Pressure
1031mbar
Tendency
Rising
3 hour change
+0.6 mbar
Last 11 hours1030 to 1032 mbar
Tides
Next low
12:40 AM
0.5 ft
Then high
6:47 AM
4.8 ft
Predicted, Sandy Hook, Fort Hancock0.5 to 5.1 ft
Zone forecast
Tonight
NE Winds 20 To 25 Kt With Gusts Up To 30 Kt. Waves 2 To 4 Ft, Occasionally To 5 Ft.
Thu
NE Winds 15 To 20 Kt With Gusts Up To 30 Kt. Waves 2 To 3 Ft.
Thu Night
NE Winds 15 To 20 Kt With Gusts Up To 30 Kt. Waves 2 To 4 Ft, Occasionally To 5 Ft.
Synopsis
High pressure remains to the north through the weekend while deepening low pressure tracks north across the western Atlantic. There is still some uncertainty on the low track, but it may pass close to the waters at some point this weekend. The low otherwise shifts east farther out to sea on Monday.
NWS zone New York Harbor
Last 24 hours
Every 3 hours, over the last 12 hours. Air 60 to 68°F, pressure 1,030 to 1,032 mbar over the same window.
4 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
How often does buoy sdhn4 report?
Wind, temperature and pressure update about every 10 minutes.
Can I be notified when conditions change at buoy sdhn4?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for New York Harbor 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 buoy sdhn4 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 buoy sdhn4 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
What this buoy measures
This buoy is not reporting waves. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.
Station sdhn4
40°28'01" N 74°00'32" W · owned and maintained by NOS
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.