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Station SJSN4 - 8537121 - Ship John Shoal, NJ Image indicating link to RSS feed of recent meteorological observations for station SJSN4

Owned and maintained by NOAA's National Ocean Service Physical Oceanographic Real Time System Program (PORTS®)
Water Level Observation Network
39.305 N 75.377 W (39°18'19" N 75°22'36" W)

Site elevation: 6.3 m above mean sea level
Air temp height: 3 m above site elevation
Anemometer height: 14.8 m above site elevation
Barometer elevation: 7.4 m above mean sea level
Sea temp depth: 3.8 m below MLLW

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station SJSN4

Regional HF Radar Surface Current Observations

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
     (24 hours for tsunami stations)

Conditions at SJSN4 as of
(11:48 am EST)
1648 GMT on 01/20/2021:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
5-day plot - Water Temperature Water Temperature (WTMP): 39.7 °F
5-day plot - Wind Chill Wind Chill (CHILL): 29.1 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 25.3 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 27.2 kts
NOS Water Level Observation Network Water Level
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
MM DD TIME
(EST)		 WDIR WSPD
kts		 GST
kts		 WVHT
ft		 DPD
sec		 APD
sec		 MWD PRES
in		 PTDY
in		 ATMP
°F		 WTMP
°F		 DEWP
°F		 SAL
psu		 VIS
nmi		 TIDE
ft
012011:42 amWNW 22.9 29.9----29.98- 40.5 39.7----
012011:36 am NW 25.1 28.0----29.98- 40.5 39.7----
012011:30 am--------- 40.6 39.7----
012011:24 am--------- 40.5 39.7----
012011:18 am---------- 39.7----
012011:12 am-------29.98- 40.5 39.7----
012011:06 am-------29.98- 40.5 39.7----
012011:00 amWNW 22.9 28.0----29.98+0.04 40.5 39.7----
012010:54 amWNW 22.0 28.9----29.98- 40.5 39.7----
012010:48 amWNW 24.1 31.1----29.98- 40.5 39.7----
012010:42 amWNW 25.1 28.9----29.98- 40.5 39.7----
012010:36 amWNW 25.1 28.0----29.98- 40.5 39.7----
012010:30 amWNW 25.1 28.0----29.98- 40.5 39.7----
012010:24 amWNW 22.9 28.0----29.98- 40.5 39.7----
012010:18 amWNW 21.0 26.0----29.98- 40.5 39.7----
012010:12 amWNW 21.0 26.0----29.98- 40.5 39.7----
012010:06 amWNW 24.1 28.9----29.98- 40.5 39.7----
012010:00 am-------29.98+0.05 40.5 39.7----
0120 9:54 am-------29.98- 40.5 39.7----
0120 9:48 amWNW 22.9 31.1----29.97- 40.5 39.7----
0120 9:42 am W 28.9 32.1----29.97- 40.5 39.7----
0120 9:36 am W 25.1 32.1----29.97- 40.5 39.7----
0120 9:30 amWNW 26.0 31.1----29.97- 40.6 39.7----
0120 9:24 am W 25.1 28.9----29.97- 40.6 39.7----
0120 9:18 am---------- 39.7----
0120 9:12 amWNW 24.1 27.0----29.97- 40.6 39.7----
0120 9:06 amWNW 22.9 28.0----29.97- 40.8 39.7----
0120 9:00 am-------29.97+0.06 40.8 39.7----
0120 8:54 am-------29.97- 40.8 39.7----
0120 8:48 am---------- 39.6----
0120 8:42 am W 20.0 25.1----29.96- 41.0 39.6----
0120 8:36 amWNW 20.0 25.1----29.96- 41.0 39.6----
0120 8:30 amWNW 25.1 28.0----29.96- 41.2 39.6----
0120 8:24 amWNW 24.1 28.0----29.95- 41.2 39.6----
0120 8:18 am W 25.1 28.0----29.95- 41.2 39.6----
0120 8:12 am W 25.1 28.9----29.95- 41.2 39.6----
0120 8:06 am W 21.0 24.1----29.94- 40.8 39.6----
0120 8:00 am W 17.1 19.0----29.94+0.01 39.6 39.6----
0120 7:54 am W 15.0 18.1----29.94- 38.3 39.6----
0120 7:48 am W 15.9 20.0----29.94- 38.5 39.6----
0120 7:42 amWSW 15.9 19.0----29.94- 38.5 39.6----
0120 7:36 am W 15.9 19.0----29.93- 38.3 39.6----
0120 7:30 am W 18.1 20.0----29.93- 38.5 39.6----
0120 7:24 amWSW 17.1 20.0----29.93- 38.3 39.6----
0120 7:18 am---------- 39.6----
0120 7:12 amWSW 17.1 21.0----29.93- 38.3 39.6----
0120 7:06 amWSW 18.1 21.0----29.93- 38.1 39.7----
0120 7:00 am SW 18.1 22.0----29.93+0.00 38.1-----
0120 6:54 amWSW 17.1 20.0----29.93- 37.9-----
0120 6:48 am---------- 39.7----
0120 6:42 am SW 20.0 28.0----29.92- 38.1 39.7----
0120 6:36 am SW 22.0 25.1----29.92- 38.1 39.7----
0120 6:30 am-------29.91- 38.1 39.7----
0120 6:24 am-------29.91- 38.5 39.7----
0120 6:18 am-------29.91- 38.7 39.7----
0120 6:12 am-------29.91- 38.7 39.7----
0120 6:06 am-------29.91- 38.3 39.7----
0120 6:00 am SW 19.0 22.0----29.91-0.08 38.1 39.7----
0120 5:54 am SW 20.0 22.0----29.92- 37.9 39.7----
0120 5:48 amWSW 19.0 22.0------ 38.1 39.7----
0120 5:42 amWSW 19.0 24.1------ 37.9 39.7----
0120 5:36 amWSW 19.0 25.1------ 38.3 39.7----
0120 5:30 amWSW 19.0 24.1----29.94- 39.2 39.7----
0120 5:24 amWSW 15.9 20.0----29.94- 39.4 39.7----
0120 5:18 am---------- 39.7----
0120 5:12 am W 15.0 22.0----29.94- 41.0 39.7----
0120 5:06 am W 21.0 24.1----29.93- 41.2 39.7----
0120 5:00 am W 19.0 25.1----29.93-0.10 42.4 39.7----
0120 4:54 am W 19.0 22.9----29.93- 41.5 39.7----
0120 4:48 am---------- 39.7----
0120 4:42 am-------29.93- 41.4 39.7----
0120 4:36 am-------29.93- 39.7 39.7----
0120 4:30 am S 6.0 7.0----29.93- 39.6 39.7----
0120 4:24 amWSW 6.0 7.0----29.93- 39.6 39.7----
0120 4:18 am S 5.1 11.1------ 39.7 39.7----
0120 4:12 amWSW 7.0 9.9------ 39.6 39.7----
0120 4:06 am S 8.9 11.1------ 39.7 39.7----
0120 4:00 am S 9.9 12.0----29.93-0.13 39.7-----
0120 3:54 am S 13.0 14.0----29.93- 39.7-----
0120 3:48 am S 12.0 12.0----29.93- 39.7 39.7----
0120 3:42 am S 12.0 12.0----29.94- 39.6 39.7----
0120 3:36 am S 12.0 14.0----29.95- 39.6 39.7----
0120 3:30 am S 12.0 12.0----29.95- 39.2 39.7----
0120 3:24 am S 12.0 13.0----29.96- 39.0 39.7----
0120 3:18 am---------- 39.7----
0120 3:12 am S 12.0 13.0----29.97- 38.7 39.7----
0120 3:06 am S 9.9 11.1----29.98- 37.9 39.7----
0120 3:00 am S 8.9 9.9----29.99-0.09 36.9 39.7----
0120 2:54 amSSW 8.9 12.0----30.00- 37.6 39.7----
0120 2:48 amSSW 8.9 9.9------------
0120 2:42 amSSW 8.9 9.9------ 38.1-----
0120 2:36 am S 9.9 11.1------ 38.3-----
0120 2:30 am S 9.9 11.1----30.02- 38.7 39.7----
0120 2:24 am S 8.9 9.9----30.02- 38.7 39.7----
0120 2:18 am---------- 39.7----
0120 2:12 am S 11.1 12.0----30.03- 38.8 39.7----
0120 2:06 am S 12.0 15.0----30.03- 39.0 39.7----
0120 2:00 am-------30.03-0.09 39.0 39.7----
0120 1:54 am-------30.03- 39.0 39.7----
0120 1:48 am S 11.1 12.0----30.03- 39.6 39.7----
0120 1:42 am S 9.9 11.1----30.04- 39.4 39.7----
0120 1:36 am S 9.9 12.0----30.04- 39.2 39.7----
0120 1:30 am S 12.0 14.0----30.04- 39.0 39.7----
0120 1:24 am S 13.0 14.0----30.04- 39.2 39.7----
0120 1:18 am S 12.0 12.0----30.05- 39.6 39.7----
0120 1:12 am S 11.1 12.0----30.05- 39.2 39.7----
0120 1:06 am S 11.1 12.0----30.05- 38.5 39.7----
0120 1:00 am S 9.9 9.9----30.06-0.08 38.1 39.7----
012012:54 amSSW 7.0 8.0----30.06- 38.3 39.7----
012012:48 am---------- 39.7----
012012:42 am SW 6.0 7.0----30.06- 38.7 39.7----
012012:36 am SW 6.0 6.0----30.06- 38.5 39.7----
012012:30 am SW 5.1 6.0----30.07- 38.3 39.7----
012012:24 am SW 6.0 7.0----30.07- 38.3 39.7----
012012:18 am---------- 39.7----
012012:12 am SW 7.0 7.0----30.08- 39.2 39.7----
012012:06 amWSW 7.0 7.0----30.08- 39.7 39.7----
012012:00 am-------30.09-0.06 40.1 39.7----
011911:54 pm-------30.09- 40.3 39.7----
011911:48 pmWSW 7.0 8.0----30.09- 40.8 39.7----
011911:42 pm W 7.0 8.0----30.09- 40.5 39.7----
011911:36 pm W 6.0 7.0----30.09- 39.6 39.7----
011911:30 pm W 7.0 7.0----30.10- 39.4 39.7----
011911:24 pmWSW 6.0 7.0----30.10- 39.2 39.7----
011911:18 pmWSW 5.1 6.0----30.11- 39.2 39.7----
011911:12 pmWSW 6.0 7.0----30.11- 39.4 39.7----
011911:06 pmWSW 7.0 8.9----30.11- 39.2 39.7----
011911:00 pm SW 8.9 9.9----30.12-0.04 39.0 39.7----
011910:54 pm SW 8.9 9.9----30.12- 38.8 39.7----
011910:48 pm---------- 39.7----
011910:42 pm SW 9.9 11.1----30.13- 39.2 39.7----
011910:36 pm SW 9.9 9.9----30.13- 39.7 39.9----
011910:30 pm SW 8.9 9.9----30.13- 39.7 39.9----
011910:24 pm SW 8.9 9.9----30.13- 39.7 39.9----
011910:18 pm---------- 39.9----
011910:12 pm SW 9.9 11.1----30.13- 38.1 39.9----
011910:06 pm SW 8.9 8.9----30.13- 38.3 39.9----
011910:00 pm SW 8.0 8.9----30.14-0.03 39.6 39.9----
0119 9:54 pmWSW 8.0 9.9----30.14- 40.3 39.9----
0119 9:48 pmWSW 8.9 9.9----30.14- 40.6 39.9----
0119 9:42 pmWSW 8.9 9.9----30.14- 41.0 39.9----
0119 9:36 pmWSW 8.9 9.9----30.14- 41.0 39.9----
0119 9:30 pmWSW 9.9 11.1----30.14- 41.0 39.9----
0119 9:24 pm SW 11.1 11.1----30.14- 41.0 39.9----
0119 9:18 pm SW 11.1 12.0----30.14- 41.0 39.9----
0119 9:12 pm SW 12.0 12.0----30.14- 40.3 39.9----
0119 9:06 pm SW 11.1 12.0----30.14- 40.6 39.9----
0119 9:00 pm SW 11.1 12.0----30.14-0.01 40.6 39.9----
0119 8:54 pmSSW 9.9 12.0----30.15- 39.9 39.9----
0119 8:48 pmSSW 11.1 13.0----30.15- 40.1 39.9----
0119 8:42 pmWSW 9.9 11.1----30.15- 41.5 39.9----
0119 8:36 pmWSW 9.9 11.1----30.15- 42.3 39.9----
0119 8:30 pmWSW 11.1 11.1----30.16- 41.9 39.9----
0119 8:24 pm SW 11.1 12.0----30.16- 41.5 39.9----
0119 8:18 pm---------- 39.9----
0119 8:12 pm SW 12.0 12.0----30.16- 41.5 39.9----
0119 8:06 pm SW 11.1 12.0----30.16- 41.4 39.9----
0119 8:00 pmSSW 11.1 12.0----30.16+0.03 41.0-----
0119 7:54 pmSSW 9.9 9.9----30.16- 40.6-----
0119 7:48 pm SW 9.9 9.9----30.16- 41.0-----
0119 7:42 pm SW 9.9 9.9----30.16- 41.2 39.9----
0119 7:36 pm SW 8.9 9.9----30.16- 41.4 39.9----
0119 7:30 pm SW 9.9 9.9----30.16- 41.7 39.9----
0119 7:24 pm SW 9.9 9.9----30.16- 42.6 39.9----
0119 7:18 pm SW 8.9 9.9----30.16- 42.8 39.9----
0119 7:12 pm SW 8.9 11.1----30.16- 42.3 39.9----
0119 7:06 pm SW 9.9 11.1----30.16- 42.1 39.9----
0119 7:00 pmSSW 11.1 11.1----30.16+0.04 41.7 39.9----
0119 6:54 pm SW 9.9 9.9----30.16- 41.4 39.9----
0119 6:48 pmSSW 8.0 8.9----30.16- 41.0 39.9----
0119 6:42 pm SW 8.0 8.0----30.16- 41.7 39.9----
0119 6:36 pm SW 8.0 8.0----30.16- 41.9 39.9----
0119 6:30 pm SW 7.0 8.0----30.16- 42.3 39.9----
0119 6:24 pm SW 7.0 8.0----30.16- 43.2 39.9----
0119 6:00 pm-------30.16+0.05 42.1 39.9----
0119 5:54 pm-------30.16- 41.9 39.9----
0119 5:48 pm---------- 39.9----
0119 5:42 pmWSW 7.0 8.0----30.16- 42.4 39.9----
0119 5:36 pmWSW 8.0 8.0----30.15- 43.3 39.9----
0119 5:30 pmWSW 8.0 8.0----30.15- 43.2 39.9----
0119 5:24 pm W 8.0 8.0----30.15- 43.5 39.9----
0119 5:18 pm---------- 39.9----
0119 5:12 pm W 8.0 8.9----30.14- 43.7 39.9----
0119 5:06 pm W 8.9 9.9----30.14- 44.2 39.9----
0119 5:00 pm W 9.9 12.0----30.13+0.03 44.4 39.9----
0119 4:54 pm W 9.9 11.1----30.13- 44.6 39.9----
0119 4:48 pm W 11.1 13.0----30.13- 44.8 39.9----
0119 4:42 pm W 13.0 15.0----30.13- 45.3 39.9----
0119 4:36 pm W 13.0 14.0----30.13- 45.0 39.9----
0119 4:30 pm W 11.1 14.0----30.13- 44.6-----
0119 4:24 pm W 12.0 14.0----30.13- 44.8-----
0119 4:18 pm W 13.0 17.1----30.13- 45.1 39.9----
0119 4:12 pm W 14.0 17.1----30.13- 45.1 39.9----
0119 4:06 pm W 15.9 17.1----30.13- 45.3 39.9----
0119 4:00 pm W 15.9 19.0----30.13+0.01 44.8 39.9----
0119 3:54 pm W 18.1 22.9----30.12- 45.1 39.9----
0119 3:48 pm---------- 39.9----
0119 3:42 pm W 15.9 19.0----30.11- 45.3 39.9----
0119 3:36 pm W 15.9 20.0----30.11- 45.3 39.9----
0119 3:30 pmWSW 17.1 24.1----30.11- 45.3 39.9----
0119 3:24 pmWSW 13.0 15.9----30.11- 45.1 39.9----
0119 3:18 pm---------- 39.9----
0119 3:12 pmWSW 11.1 12.0----30.11- 44.8 39.9----
0119 3:06 pmWSW 12.0 14.0----30.11- 45.0 39.9----
0119 3:00 pm W 15.0 17.1----30.11- 45.1 39.9----
0119 2:54 pm W 13.0 15.9----30.11- 44.6 39.9----
0119 2:48 pm W 13.0 19.0----30.11- 44.4 39.9----
0119 2:42 pm W 15.0 19.0----30.10- 44.8 39.9----
0119 2:36 pm W 17.1 20.0----30.10- 44.6 39.9----
0119 2:30 pm W 15.9 19.0----30.10- 44.4 39.9----
0119 2:24 pm W 15.9 18.1----30.10- 44.1 39.9----
0119 2:18 pm W 17.1 22.9----30.10- 44.1 39.9----
0119 2:12 pmWSW 20.0 25.1----30.09- 44.1 39.9----
0119 2:06 pmWSW 22.0 26.0----30.09- 43.9 39.9----
0119 2:00 pm W 15.0 24.1----30.10-0.07 43.9 39.9----
0119 1:54 pmWSW 19.0 22.0----30.10- 43.7 39.9----
0119 1:48 pm W 19.0 22.9----30.10- 43.5 39.9----
0119 1:42 pmWSW 19.0 21.0----30.10- 43.5 39.9----
0119 1:36 pmWSW 14.0 19.0----30.10- 43.5 39.9----
0119 1:30 pm SW 12.0 17.1----30.11- 43.3 39.9----
0119 1:24 pmWSW 15.0 17.1----30.11- 43.3 39.9----
0119 1:18 pm---------- 39.9----
0119 1:12 pmWSW 15.9 19.0----30.11- 43.0 39.9----
0119 1:06 pm W 17.1 19.0----30.11- 43.0 39.9----
0119 1:00 pm W 13.0 15.9----30.12-0.07 42.6 39.7----
011912:54 pm W 12.0 15.9----30.12- 42.4 39.7----
011912:48 pm---------- 39.7----
011912:42 pm W 15.9 20.0------ 42.3 39.7----
011912:36 pmWSW 19.0 25.1------ 42.3 39.7----
011912:30 pm SW 14.0 22.9----30.13- 42.4 39.7----
011912:24 pmWSW 17.1 24.1----30.13- 42.4 39.7----
011912:18 pm SW 14.0 19.0----30.13- 42.3 39.7----
011912:12 pmWSW 14.0 15.9----30.14- 42.3 39.7----
011912:06 pmWSW 15.0 18.1----30.14- 41.9 39.7----
011912:00 pmWSW 12.0 15.0------------
011911:54 am W 12.0 15.0------------

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.