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Station SJNP4 - 9755371 - San Juan, La Puntilla, San Juan Bay, PR Image indicating link to RSS feed of recent meteorological observations for station SJNP4

Owned and maintained by NOAA's National Ocean Service
Water Level Observation Network
18.459 N 66.116 W (18°27'32" N 66°6'59" W)

Site elevation: 1.3 m above mean sea level
Air temp height: 2.8 m above site elevation
Anemometer height: 5.7 m above site elevation
Barometer elevation: 3 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 SJNP4

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 SJNP4 as of
(9:30 pm AST on 09/19/2017)
0130 GMT on 09/20/2017:
Unit of Measure:    Time Zone:   

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 - Wind Direction Wind Direction (WDIR): NE ( 50 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 19.0 kts
5-day plot - Wind Gust Wind Gust (GST): 25.1 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 29.82 in
5-day plot - Air Temperature Air Temperature (ATMP): 83.8 °F
5-day plot - Water Temperature Water Temperature (WTMP): 85.6 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 19.4 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 21.4 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
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
(AST)		 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
0919 9:24 pm NE 20.0 26.0----29.82- 83.7 85.6----
0919 9:18 pmENE 17.1 25.1----29.82- 83.7 85.6----
0919 9:12 pmENE 17.1 28.9----29.82- 83.5 85.6----
0919 9:06 pm NE 20.0 25.1----29.82- 83.3 85.6----
0919 9:00 pmENE 19.0 28.9----29.82-0.02 83.1 85.6----
0919 8:54 pmENE 19.0 28.9----29.82- 83.5 85.6----
0919 8:48 pmENE 20.0 26.0----29.82- 83.7 85.6----
0919 8:42 pm NE 15.9 29.9----29.82- 84.2 85.6----
0919 8:36 pm NE 20.0 26.0----29.82- 84.0 85.6----
0919 8:30 pm NE 20.0 26.0----29.82- 84.2 85.6----
0919 8:24 pm NE 17.1 25.1----29.82- 84.2 85.6----
0919 8:18 pmENE 18.1 28.0----29.82- 84.2 85.6----
0919 8:12 pmENE 19.0 26.0----29.82- 84.0 85.6----
0919 8:06 pmENE 19.0 26.0----29.82- 83.8 85.6----
0919 8:00 pm NE 13.0 19.0----29.83-0.01 83.7 85.6----
0919 7:54 pm NE 15.0 22.9----29.83- 83.5 85.6----
0919 7:48 pm NE 19.0 25.1------------
0919 7:42 pm NE 15.9 22.0----29.83- 83.1 85.6----
0919 7:36 pmENE 18.1 24.1----29.83- 83.3 85.6----
0919 7:30 pmENE 14.0 22.9----29.83- 82.8 85.6----
0919 7:24 pm NE 18.1 24.1----29.83- 82.9 85.6----
0919 7:00 pmENE 15.9 24.1----29.83+0.01 83.1 85.6----
0919 6:54 pm NE 14.0 22.0----29.84- 83.3 85.6----
0919 6:48 pmENE 15.9 22.9------------
0919 6:42 pm NE 15.9 22.9----29.84- 83.7 85.6----
0919 6:36 pm NE 15.9 22.0----29.84- 83.7 85.6----
0919 6:30 pm NE 15.9 22.0----29.84- 83.3 85.6----
0919 6:24 pm NE 18.1 22.9----29.84- 83.3 85.6----
0919 6:18 pm NE 17.1 22.9----29.84- 83.7 85.6----
0919 6:12 pmENE 12.0 20.0----29.83- 83.8 85.6----
0919 6:06 pm NE 15.0 20.0----29.83- 83.7 85.6----
0919 6:00 pm NE 13.0 18.1----29.83+0.00 83.5 85.6----
0919 5:54 pm NE 11.1 19.0----29.83- 83.5 85.6----
0919 5:48 pm NE 9.9 18.1------------
0919 5:42 pmENE 15.9 21.0----29.83- 83.3 85.6----
0919 5:36 pmENE 13.0 22.9----29.83- 83.5 85.6----
0919 5:30 pmENE 15.9 21.0----29.83- 83.5 85.6----
0919 5:24 pmENE 15.9 19.0----29.83- 82.9 85.6----
0919 5:18 pmENE 17.1 24.1----29.83- 83.1 85.6----
0919 5:12 pmENE 18.1 22.0----29.83- 82.9 85.6----
0919 5:06 pmENE 17.1 22.0----29.83- 82.9 85.6----
0919 5:00 pmENE 18.1 24.1----29.83-0.03 82.9 85.6----
0919 4:54 pmENE 19.0 25.1----29.84- 82.8 85.6----
0919 4:48 pmENE 18.1 22.0----29.83- 83.1 85.6----
0919 4:42 pm E 17.1 22.9----29.84- 82.9 85.6----
0919 4:36 pmENE 17.1 24.1----29.83- 82.9 85.6----
0919 4:30 pmENE 18.1 22.9----29.83- 82.4 85.6----
0919 4:24 pmENE 15.0 24.1----29.83- 81.9 85.6----
0919 4:18 pmENE 15.0 22.0----29.83- 80.1 85.6----
0919 4:12 pmENE 22.0 34.0----29.83- 78.3 85.8----
0919 4:06 pm NE 14.0 20.0----29.82- 84.9 85.6----
0919 4:00 pm NE 15.0 20.0----29.83-0.06 84.4 85.6----
0919 3:54 pmENE 15.0 20.0----29.83- 84.4 85.6----
0919 3:48 pmENE 18.1 22.9----29.83- 84.2 85.8----
0919 3:42 pmENE 13.0 20.0----29.83- 84.2 85.8----
0919 3:36 pmENE 14.0 20.0----29.83- 84.4 85.8----
0919 3:30 pmENE 14.0 19.0----29.83- 84.6 85.8----
0919 3:24 pmENE 14.0 19.0----29.83- 84.4 85.8----
0919 3:18 pmENE 13.0 20.0----29.83- 84.4 85.8----
0919 3:12 pmENE 13.0 20.0----29.83- 84.6 85.8----
0919 3:06 pmENE 17.1 25.1----29.83- 84.6 85.8----
0919 3:00 pmENE 15.0 19.0----29.83-0.07 84.4 85.8----
0919 2:54 pmENE 15.0 18.1----29.83- 84.6 85.8----
0919 2:48 pmENE 12.0 20.0----29.84- 84.9 85.8----
0919 2:42 pmENE 13.0 15.9----29.84- 84.7 85.8----
0919 2:36 pm NE 14.0 19.0----29.84- 85.1 85.8----
0919 2:30 pm NE 15.0 20.0----29.85- 85.1 85.8----
0919 2:24 pm NE 14.0 18.1----29.85- 85.3 85.8----
0919 2:18 pm NE 15.9 20.0----29.85- 84.7 85.8----
0919 2:12 pm NE 13.0 17.1----29.85- 84.4 85.8----
0919 2:06 pm NE 12.0 17.1----29.86- 84.2 85.8----
0919 2:00 pm NE 13.0 17.1----29.86-0.06 84.0 85.8----
0919 1:54 pm NE 13.0 18.1----29.86- 84.0 85.8----
0919 1:48 pmENE 11.1 15.9----29.87- 84.0 85.8----
0919 1:42 pmENE 12.0 17.1----29.87- 83.8 85.8----
0919 1:36 pmENE 13.0 15.9----29.87- 83.8 85.8----
0919 1:30 pmENE 8.9 18.1----29.87- 83.8 85.8----
0919 1:24 pmENE 9.9 15.9----29.88- 83.7 85.8----
0919 1:18 pmENE 12.0 15.0----29.88- 83.3 85.8----
0919 1:12 pmENE 12.0 17.1----29.88- 83.1 85.8----
0919 1:06 pmENE 13.0 19.0----29.88- 83.3 85.8----
0919 1:00 pmENE 15.9 21.0----29.89-0.04 82.9 85.8----
091912:54 pmENE 12.0 19.0----29.89- 82.6 85.8----
091912:48 pmENE 11.1 18.1----29.89- 81.5 86.0----
091912:42 pm E 13.0 15.9----29.89- 82.9 86.0----
091912:36 pm E 9.9 13.0----29.89- 81.7 86.0----
091912:30 pm E 12.0 15.0----29.90- 81.0 86.0----
091912:24 pm E 12.0 15.0----29.90- 80.6 86.0----
091912:18 pm E 9.9 21.0----29.90- 80.2 86.0----
091912:12 pm E 18.1 22.0----29.91- 81.3 85.8----
091912:06 pmENE 8.9 13.0----29.90- 82.6 85.8----
091912:00 pmENE 11.1 27.0----29.91-0.01 80.1 85.6----
091911:54 amENE 19.0 25.1----29.92- 83.1 85.8----
091911:48 amENE 15.9 20.0----29.91- 85.5 85.6----
091911:42 amENE 14.0 19.0----29.91- 85.5 85.6----
091911:36 amENE 13.0 17.1----29.91- 84.9 85.6----
091911:30 amENE 11.1 19.0----29.92- 84.4 85.6----
091911:24 amENE 14.0 19.0----29.92- 85.8 85.6----
091911:18 amENE 12.0 15.9----29.92- 86.0 85.6----
091911:12 amENE 12.0 17.1----29.92- 86.0 85.6----
091911:06 amENE 12.0 18.1----29.93- 86.0 85.6----
091911:00 amENE 14.0 20.0----29.93+0.01 86.0 85.6----
091910:54 amENE 14.0 18.1----29.93- 85.8 85.6----
091910:48 amENE 14.0 20.0----29.93- 85.5 85.6----
091910:42 amENE 13.0 19.0----29.93- 85.5 85.6----
091910:36 amENE 14.0 19.0----29.93- 85.1 85.6----
091910:30 amENE 13.0 17.1----29.93- 85.1 85.6----
091910:24 amENE 13.0 17.1----29.93- 85.3 85.6----
091910:18 amENE 14.0 17.1----29.93- 85.3 85.6----
091910:12 amENE 9.9 15.9----29.93- 85.8 85.6----
091910:06 amENE 11.1 14.0----29.92- 85.3 85.6----
091910:00 amENE 11.1 14.0----29.92+0.03 84.4 85.6----
0919 9:54 amENE 12.0 17.1----29.92- 85.5 85.6----
0919 9:48 amENE 13.0 15.0----29.92- 85.3 85.6----
0919 9:42 amENE 11.1 15.0----29.92- 85.3 85.6----
0919 9:36 amENE 11.1 15.0----29.92- 85.5 85.6----
0919 9:30 amENE 11.1 17.1----29.93- 85.3 85.6----
0919 9:24 amENE 11.1 15.9----29.92- 85.3 85.6----
0919 9:18 amENE 12.0 17.1----29.92- 85.1 85.6----
0919 9:12 amENE 11.1 19.0----29.92- 85.3 85.6----
0919 9:06 amENE 9.9 14.0----29.92- 85.6 85.6----
0919 9:00 amENE 9.9 15.0----29.92+0.04 85.6 85.6----
0919 8:54 amENE 9.9 15.9----29.92- 85.6 85.6----
0919 8:48 am NE 12.0 15.9----29.92- 85.6 85.6----
0919 8:42 am NE 12.0 15.9----29.92- 85.6 85.6----
0919 8:36 am NE 12.0 15.9----29.92- 85.6 85.6----
0919 8:30 am NE 12.0 15.9----29.91- 85.5 85.6----
0919 8:24 amENE 9.9 15.0----29.92- 85.5 85.6----
0919 8:18 amENE 9.9 15.0----29.92- 85.5 85.6----
0919 8:12 amENE 12.0 17.1----29.92- 85.1 85.6----
0919 8:06 amENE 13.0 15.0----29.92- 84.7 85.6----
0919 8:00 amENE 9.9 15.9----29.92+0.05 84.6 85.6----
0919 7:54 amENE 11.1 14.0----29.92- 84.9 85.6----
0919 7:48 amENE 11.1 15.9----29.92- 85.1 85.6----
0919 7:42 amENE 11.1 13.0----29.91- 85.1 85.6----
0919 7:36 amENE 11.1 17.1----29.91- 84.9 85.6----
0919 7:30 amENE 11.1 15.0----29.91- 84.6 85.6----
0919 7:24 amENE 11.1 15.9----29.90- 84.4 85.6----
0919 7:18 amENE 8.0 17.1----29.90- 84.4 85.6----
0919 7:12 amENE 9.9 14.0----29.90- 84.0 85.6----
0919 7:06 amENE 11.1 15.0----29.90- 84.0 85.6----
0919 7:00 amENE 8.0 11.1----29.90+0.03 83.3 85.6----
0919 6:54 am NE 8.0 14.0----29.89- 83.5 85.6----
0919 6:48 amENE 11.1 13.0----29.89- 83.7 85.6----
0919 6:42 amENE 9.9 13.0----29.89- 83.7 85.6----
0919 6:36 amENE 9.9 14.0----29.89- 83.7 85.6----
0919 6:30 amENE 12.0 15.0----29.89- 83.8 85.6----
0919 6:24 amENE 12.0 15.0----29.89- 83.7 85.6----
0919 6:18 amENE 8.0 12.0----29.88- 83.7 85.6----
0919 6:12 am NE 8.0 14.0----29.88- 83.1 85.6----
0919 6:06 amENE 9.9 14.0----29.89- 83.8 85.6----
0919 6:00 amENE 12.0 14.0----29.88+0.01 83.7 85.6----
0919 5:54 amENE 8.9 13.0----29.88- 83.7 85.6----
0919 5:48 am NE 8.9 15.9----29.88- 83.5 85.6----
0919 5:42 am NE 8.0 15.9----29.87- 83.5 85.6----
0919 5:36 am NE 8.9 15.0----29.88- 83.7 85.6----
0919 5:30 amENE 9.9 13.0----29.87- 83.5 85.5----
0919 5:24 amENE 8.9 14.0----29.87- 83.7 85.5----
0919 5:18 amENE 11.1 13.0----29.87- 83.7 85.6----
0919 5:12 amENE 9.9 13.0----29.87- 83.5 85.6----
0919 5:06 amENE 11.1 14.0----29.87- 83.5 85.6----
0919 5:00 amENE 9.9 14.0----29.87-0.02 83.7 85.6----
0919 4:54 amENE 12.0 15.0----29.86- 83.5 85.6----
0919 4:48 amENE 9.9 13.0----29.86- 83.5 85.6----
0919 4:42 am E 11.1 14.0----29.87- 83.7 85.6----
0919 4:36 amENE 9.9 14.0----29.87- 83.7 85.6----
0919 4:30 amENE 11.1 14.0----29.87- 83.7 85.6----
0919 4:24 amENE 11.1 13.0----29.87- 83.7 85.6----
0919 4:18 amENE 9.9 13.0----29.87- 83.7 85.6----
0919 4:12 amENE 8.9 12.0----29.86- 83.5 85.6----
0919 4:06 amENE 7.0 12.0----29.87- 83.3 85.6----
0919 4:00 amENE 8.9 14.0----29.86-0.05 83.7 85.6----
0919 3:54 amENE 8.9 13.0----29.86- 83.5 85.6----
0919 3:48 amENE 8.9 12.0----29.87- 83.5 85.6----
0919 3:42 amENE 7.0 15.0----29.87- 83.7 85.6----
0919 3:36 amENE 9.9 14.0----29.87- 83.7 85.6----
0919 3:30 amENE 8.0 14.0----29.87- 83.7 85.6----
0919 3:24 amENE 11.1 13.0----29.87- 83.7 85.6----
0919 3:18 amENE 9.9 12.0----29.87- 83.5 85.8----
0919 3:12 amENE 8.0 13.0----29.87- 83.5 85.8----
0919 3:06 amENE 11.1 14.0----29.87- 83.5 85.8----
0919 3:00 amENE 8.9 13.0----29.87-0.06 83.7 85.8----
0919 2:54 amENE 8.9 13.0----29.88- 83.8 85.8----
0919 2:48 amENE 9.9 14.0----29.88- 83.7 85.8----
0919 2:42 amENE 8.0 12.0----29.88-- 85.6----
0919 2:36 amENE 11.1 13.0----29.88-- 85.6----
0919 2:30 amENE 9.9 12.0----29.88- 83.7 85.8----
0919 2:24 amENE 9.9 14.0----29.88- 83.7 85.8----
0919 2:18 amENE 9.9 13.0----29.88- 83.7 85.8----
0919 2:12 amENE 8.9 11.1----29.88- 83.7 85.8----
0919 2:06 amENE 8.9 12.0----29.89- 83.8 85.8----
0919 2:00 amENE 9.9 14.0----29.89-0.05 83.7 85.8----
0919 1:54 amENE 11.1 13.0----29.89- 83.8 85.8----
0919 1:48 amENE 11.1 13.0----29.89- 84.0 85.8----
0919 1:42 amENE 11.1 14.0----29.90- 83.7 85.8----
0919 1:36 amENE 11.1 13.0----29.90- 83.8 85.8----
0919 1:30 amENE 9.9 13.0----29.91- 83.8 85.8----
0919 1:24 amENE 12.0 15.0----29.91- 83.8 85.8----
0919 1:18 amENE 12.0 15.0----29.91- 83.8 85.8----
0919 1:12 amENE 12.0 15.0----29.91- 83.7 85.8----
0919 1:06 amENE 13.0 15.9----29.91- 83.5 85.8----
0919 1:00 am E 6.0 8.9----29.91-0.03 82.6 85.8----
091912:54 amESE 8.9 12.0----29.91- 82.4 85.8----
091912:48 am E 11.1 13.0----29.92- 83.3 85.8----
091912:42 amENE 8.0 11.1----29.92- 83.8 86.0----
091912:36 am E 8.9 12.0----29.92- 83.8 86.0----
091912:30 amENE 8.9 13.0----29.93- 84.0 86.0----
091912:24 am E 11.1 15.0----29.93- 84.4 86.0----
091912:18 am E 9.9 13.0----29.93- 83.8 86.0----
091912:12 amENE 8.9 12.0----29.93- 84.2 86.0----
091912:06 amENE 9.9 13.0----29.93- 84.2 86.0----
091912:00 amENE 11.1 13.0----29.93-0.01 84.2 86.0----
091811:54 pmENE 11.1 13.0----29.93- 84.0 85.8----
091811:48 pm E 11.1 12.0----29.93- 84.2 85.8----
091811:42 pmENE 9.9 14.0----29.94- 84.2 85.8----
091811:36 pmENE 12.0 15.0----29.94- 84.2 85.8----
091811:30 pmENE 9.9 15.9----29.94- 84.2 85.8----
091811:24 pmENE 9.9 13.0----29.94- 84.2 85.8----
091811:18 pm E 12.0 13.0----29.94- 84.2 85.8----
091811:12 pmENE 8.9 14.0----29.94- 84.4 85.8----
091811:06 pmENE 12.0 15.0----29.94- 84.4 85.8----
091811:00 pmENE 8.0 11.1----29.94+0.02 84.2 85.8----
091810:54 pmENE 8.0 13.0----29.94- 84.4 85.8----
091810:48 pm E 11.1 14.0----29.94- 84.2 85.8----
091810:42 pmENE 9.9 12.0----29.94- 84.0 85.8----
091810:36 pmENE 8.0 11.1----29.94- 84.2 85.8----
091810:30 pmENE 7.0 12.0----29.94- 84.2 85.8----
091810:24 pm E 11.1 14.0----29.94- 84.6 86.0----
091810:18 pm E 8.9 12.0----29.94- 84.2 86.0----
091810:12 pmENE 8.9 12.0----29.94- 84.2 86.0----
091810:06 pmENE 8.9 12.0----29.94- 84.4 86.0----
091810:00 pm E 9.9 13.0----29.94+0.04 84.4 86.0----
0918 9:54 pmENE 11.1 14.0----29.95- 84.4 86.0----

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.