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Station PPTA1 - Perdido Pass, AL Image indicating link to RSS feed of recent meteorological observations for station PPTA1

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)

Station operated by Dauphin Island Sea Lab
Water Quality Station
30.279 N 87.556 W (30°16'44" N 87°33'21" W)

Air temp height: 5.42 m above site elevation
Anemometer height: 12.23 m above site elevation
Barometer elevation: 2.36 m above mean sea level

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station PPTA1


Conditions at PPTA1 as of
0430 GMT on 04/18/2015:
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): ESE ( 110 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 0.5 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1013.9 mb
5-day plot - Air Temperature Air Temperature (ATMP): 22.7 °C
5-day plot - Salinity Salinity (SAL): 17.21 psu
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
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
(GMT)
   WDIR WSPD
m/s
GST
m/s
WVHT
m
DPD
sec
APD
sec
MWD PRES
mb
PTDY
mb
ATMP
°C
WTMP
°C
DEWP
°C
SAL
psu
VIS
km
TIDE
m
04180400    SE 1.0-----1014.2 +0.7 22.7-- 16.95--
04180330   - 0.0-----1015.2- 22.5-- 17.86--
04180300    N 1.5-----1015.2 +1.7 22.8-- 16.04--
04180230    SW 1.0-----1014.6- 23.2-- 16.24--
04180200   - 0.0-----1014.9 +1.0 23.1-- 16.39--
04180130    SW 2.1-----1014.6- 23.1-- 18.37--
04180100   WSW 2.1-----1013.5 +0.3 23.1-- 18.53--
04180030    SW 2.1-----1013.9- 23.2-- 18.51--
04180000   WSW 2.1-----1013.5 +0.0 23.4-- 18.32--
04172330    SW 3.1-----1013.9- 24.1-- 17.00--
04172300    SW 3.1-----1013.9 +0.3 24.8-- 16.20--
04172230   WSW 3.6-----1013.5- 24.5-- 19.54--
04172200    SW 4.1-----1013.2 -2.0 24.8-- 19.37--
04172130    SW 3.1-----1013.5- 25.1-- 21.17--
04172100    SW 3.6-----1013.5 -1.4 24.9-- 24.63--
04172030   WSW 3.6-----1013.5- 23.8-- 21.85--
04172000    SW 2.1-----1013.5 -3.4 24.0-- 21.07--
04171930    SW 1.5-----1014.6- 24.4-- 22.49--
04171900   SSW 1.5-----1015.2 -1.4 24.7-- 26.53--
04171830    S 5.1-----1014.9- 24.2-- 23.09--
04171800    S 4.1-----1014.9 -2.0 24.1-- 25.62--
04171730   SSE 3.6-----1015.6- 23.9-- 25.55--
04171700    S 3.1-----1016.9 +1.0 23.5-- 27.07--
04171630   SSE 3.6-----1016.6- 23.7-- 28.64--
04171600   SSE 4.1-----1016.6 +0.3 23.5-- 28.16--
04171530   SSE 4.6-----1017.3- 23.5-- 28.16--
04171500   SSE 5.7-----1016.9 +0.3 23.5-- 28.01--
04171430   SSE 7.2-----1016.6- 23.9-- 28.03--
04171400   SSE 7.7-----1015.9 +0.3 23.3-- 27.99--
04171330    SE 6.2-----1016.6- 23.0-- 28.02--
04171300   ESE 5.1-----1016.3 -1.0 22.7-- 27.86--
04171230   ESE 5.1-----1016.9- 22.6-- 27.83--
04171200    SE 7.7-----1016.6 -1.0 22.2-- 27.93--
04171130    SE 7.7-----1015.9- 22.1-- 27.28--
04171100   ESE 7.7-----1015.6 -2.0 21.7-- 28.32--
04171030    SE 6.7-----1016.6- 21.8-- 26.82--
04171000    SE 6.7-----1017.3 -0.7 21.7-- 26.03--
04170930   ESE 6.2-----1017.6- 21.8-- 26.27--
04170900   ESE 6.7-----1017.6 +0.0 21.7-- 27.49--
04170830   ESE 4.1-----1018.0- 21.8-- 26.68--
04170800    SE 6.2-----1017.6 -1.0 21.5-- 27.99--
04170730   ESE 6.7-----1017.6- 22.1-- 27.44--
04170700   ESE 6.7-----1018.0 +0.0 22.6-- 28.26--
04170630   ESE 6.2-----1018.0- 22.4-- 28.25--
04170600   ESE 6.7-----1017.6 +0.7 22.5-- 28.02--
04170530   ESE 6.2-----1017.6- 22.1-- 28.07--
04170500    SE 7.2-----1018.6 +1.4 21.9-- 27.84--

Ocean Conditions at PPTA1 as of
0430 GMT on 04/18/2015:

These oceanographic data are displayed in rounded times.

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.

 Depth (DEPTH): 1.3 m
5-day plot - Ocean TemperatureOcean Temperature (OTMP):24.29 °C
5-day plot - SalinitySalinity (SAL):17.21 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 89.5%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 6.79 ppm
Previous observations
5-day plot - Ocean Temperature 5-day plot - Conductivity 5-day plot - Salinity 5-day plot - Oxygen Concentration (O2PCT) 5-day plot - Oxygen Concentration (O2PPM) 5-day plot - Chlorophyll 5-day plot - Turbidity 5-day plot - pH 5-day plot - Eh
MM   DD    TIME
(GMT)
DEPTH
m
       OTMP
°C
   COND
mS/cm
  SAL
psu
  O2%
%
   O2PPM
ppm
CLCON
ug/l
TURB
FTU
PH EH
mv
04180400 1.324.25-16.9591.70 6.97----
04180330 1.324.27-17.8692.50 6.99----
04180300 1.324.18-16.0488.50 6.78----
04180230 1.324.22-16.2491.30 6.98----
04180200 1.324.23-16.3993.70 7.15----
04180130 1.324.50-18.37100.20 7.53----
04180100 1.324.37-18.5395.90 7.21----
04180030 1.324.41-18.5195.50 7.18----
04180000 1.324.38-18.3297.80 7.37----
04172330 1.324.34-17.00100.00 7.59----
04172300 1.224.39-16.20100.70 7.67----
04172230 1.224.32-19.5499.70 7.46----
04172200 1.224.28-19.37100.20 7.51----
04172130 1.224.17-21.1799.30 7.39----
04172100 1.223.91-24.63101.60 7.44----
04172030 1.224.12-21.8599.00 7.34----
04172000 1.324.06-21.0799.40 7.41----
04171930 1.324.00-22.4997.30 7.20----
04171900 1.323.69-26.5395.40 6.94----
04171830 1.323.77-23.0995.50 7.07----
04171800 1.323.67-25.6295.80 7.00----
04171730 1.423.69-25.5593.30 6.82----
04171700 1.423.61-27.0791.60 6.65----
04171630 1.423.36-28.6495.10 6.87----
04171600 1.423.43-28.1693.90 6.80----
04171530 1.423.41-28.1694.10 6.81----
04171500 1.423.45-28.0192.30 6.68----
04171430 1.423.45-28.0392.10 6.67----
04171400 1.423.49-27.9987.30 6.32----
04171330 1.423.48-28.0287.10 6.30----
04171300 1.423.52-27.8688.30 6.39----
04171230 1.423.54-27.8389.20 6.46----
04171200 1.423.58-27.9389.80 6.49----
04171130 1.423.61-27.2885.70 6.22----
04171100 1.423.62-28.3290.90 6.55----
04171030 1.423.70-26.8285.10 6.18----
04171000 1.323.74-26.0382.90 6.04----
04170930 1.423.73-26.2782.10 5.98----
04170900 1.323.73-27.4986.90 6.28----
04170830 1.323.75-26.6881.80 5.94----
04170800 1.323.73-27.9985.40 6.15----
04170730 1.323.75-27.4485.40 6.17----
04170700 1.323.73-28.2692.60 6.66----
04170630 1.323.74-28.2591.20 6.56----
04170600 1.323.75-28.0287.90 6.33----
04170530 1.323.76-28.0788.10 6.34----
04170500 1.323.77-27.8491.10 6.57----

Solar Radiation Conditions at PPTA1 as of
0430 GMT on 04/18/2015:
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 - Short Wave Radiation 1Short Wave Radiation 1 (SRAD1): 7.0watts/meter2
Previous observations
5-day plot - Short Wave Radiation 1 5-day plot - Short Wave Radiation 2 5-day plot - Long Wave Radiation
MM   DD    TIME
(GMT)
  SRAD1
w/m2
   SWRAD
w/m2
    LWRAD
w/m2
04180400 7.0--
04180330 7.0--
04180300 7.0--
04180230 7.0--
04180200 7.0--
04180130 7.0--
04180100 7.0--
04180030 7.0--
04180000 29.0--
04172330 74.0--
04172300 220.0--
04172230 343.0--
04172200 425.0--
04172130 263.0--
04172100 439.0--
04172030 270.0--
04172000 311.0--
04171930 548.0--
04171900 446.0--
04171830 333.0--
04171800 296.0--
04171730 407.0--
04171700 96.0--
04171630 186.0--
04171600 144.0--
04171530 135.0--
04171500 207.0--
04171430 612.0--
04171400 381.0--
04171330 166.0--
04171300 81.0--
04171230 231.0--
04171200 26.0--
04171130 8.0--
04171100 7.0--
04171030 7.0--
04171000 7.0--
04170930 7.0--
04170900 7.0--
04170830 7.0--
04170800 7.0--
04170730 7.0--
04170700 7.0--
04170630 7.0--
04170600 7.0--
04170530 7.0--
04170500 7.0--

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.