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TAO performance continues to improve after fourth service cruise. Read more...

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
0530 GMT on 10/25/2014:
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): NNW ( 330 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 2.1 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1018.6 mb
5-day plot - Air Temperature Air Temperature (ATMP): 17.2 °C
5-day plot - Salinity Salinity (SAL): 32.07 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
10250500    NW 2.1-----1018.0 -0.3 17.1-- 32.13--
10250430   NNW 1.5-----1018.0- 17.5-- 32.12--
10250400   NNW 2.1-----1018.6 +1.7 18.4-- 31.97--
10250300   NNW 3.1-----1019.0 +1.7 18.6-- 31.68--
10250230   NNW 3.1-----1018.0- 19.0-- 31.80--
10250200    NW 2.6-----1018.3 +1.7 19.1-- 31.86--
10250130    NW 2.6-----1018.0- 19.5-- 31.78--
10250100    NW 2.6-----1016.9 +1.4 19.8-- 31.33--
10250030   NNW 1.5-----1017.3- 20.1-- 31.76--
10250000    N 2.1-----1017.3 +0.7 21.4-- 31.44--
10242330   NNW 1.0-----1016.9- 22.1-- 31.63--
10242300    E 0.5-----1016.6 +0.7 23.7-- 31.09--
10242230   - 0.0-----1016.3- 24.3-- 31.25--
10242200    S 1.5-----1015.6 -1.4 24.4-- 31.65--
10242130    S 2.1-----1016.3- 24.0-- 31.28--
10242100    S 2.6-----1016.6 -1.0 23.5-- 31.45--
10242030    S 3.1-----1015.9- 23.0-- 31.00--
10242000    S 3.6-----1015.9 -2.7 22.6-- 31.38--
10241930    S 3.6-----1016.6- 22.6-- 30.79--
10241900    S 3.6-----1016.9 -2.0 22.8-- 30.48--
10241830   ENE 1.5-----1017.3- 22.9-- 29.96--
10241800    NE 1.0-----1017.6 -1.4 22.8-- 29.41--
10241730    E 1.5-----1018.3- 22.0-- 25.87--
10241700    E 2.1-----1018.6 -1.0 21.2-- 24.65--
10241630    E 2.1-----1019.0- 20.4-- 25.02--
10241600    E 2.6-----1019.0 +0.3 19.9-- 23.13--
10241530   NNE 2.6-----1019.3- 19.3-- 25.89--
10241500   NNE 2.6-----1019.0 +1.0 18.0-- 22.70--
10241430   NNE 3.1-----1019.0- 17.1-- 23.80--
10241400   NNE 2.6-----1019.6 +1.7 15.8-- 23.94--
10241330   NNE 2.6-----1019.0- 14.6-- 24.47--
10241300    N 2.6-----1018.6 +1.0 13.9-- 25.24--
10241230    N 3.1-----1018.6- 13.6-- 25.23--
10241200    N 3.1-----1018.0 +0.7 14.9-- 25.71--
10241130   NNE 3.6-----1018.0- 15.0-- 26.78--
10241100   NNE 3.6-----1018.0 +0.0 14.6-- 28.44--
10241030    N 3.6-----1018.0- 14.4-- 28.56--
10241000    N 2.1-----1017.6 +0.3 14.4-- 28.52--
10240930    N 3.1-----1017.6- 14.9-- 28.54--
10240900    N 2.6-----1017.3 -0.3 15.2-- 28.53--
10240830   NNE 3.1-----1017.6- 16.2-- 29.65--
10240800    N 1.5-----1018.0 +0.0 16.5-- 31.32--
10240730   NNE 3.6-----1017.6- 17.4-- 30.99--
10240700   ENE 3.6-----1017.3 -1.4 17.7-- 31.05--
10240630    N 2.6-----1018.3- 17.1-- 30.57--
10240600   NNE 3.1-----1017.6 -1.0 17.3-- 32.10--

Ocean Conditions at PPTA1 as of
0530 GMT on 10/25/2014:

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):23.59 °C
5-day plot - SalinitySalinity (SAL):32.07 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 93.8%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 6.62 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
10250500 1.423.59-32.1396.50 6.80----
10250430 1.423.59-32.1295.90 6.77----
10250400 1.423.59-31.9793.30 6.59----
10250300 1.423.60-31.6892.40 6.53----
10250230 1.423.65-31.8094.00 6.64----
10250200 1.423.66-31.8695.10 6.71----
10250130 1.423.67-31.7891.60 6.46----
10250100 1.423.58-31.3392.10 6.53----
10250030 1.323.70-31.7692.30 6.51----
10250000 1.323.62-31.4490.20 6.39----
10242330 1.323.69-31.6392.50 6.53----
10242300 1.323.58-31.0999.10 7.04----
10242230 1.323.61-31.25101.10 7.17----
10242200 1.323.66-31.65102.80 7.26----
10242130 1.323.58-31.28100.70 7.14----
10242100 1.223.59-31.45101.50 7.19----
10242030 1.223.46-31.00101.40 7.22----
10242000 1.223.50-31.38100.60 7.14----
10241930 1.223.35-30.79100.00 7.14----
10241900 1.223.18-30.4898.60 7.07----
10241830 1.223.04-29.9696.00 6.93----
10241800 1.223.03-29.4192.70 6.71----
10241730 1.222.12-25.8792.40 6.94----
10241700 1.221.63-24.6591.50 6.98----
10241630 1.221.68-25.0289.90 6.84----
10241600 1.221.49-23.1392.40 7.13----
10241530 1.221.85-25.8987.00 6.56----
10241500 1.221.34-22.7095.00 7.37----
10241430 1.221.28-23.8090.70 7.00----
10241400 1.221.37-23.9491.50 7.04----
10241330 1.221.33-24.4789.90 6.91----
10241300 1.221.46-25.2488.90 6.78----
10241230 1.221.61-25.2385.80 6.53----
10241200 1.221.62-25.7192.50 7.01----
10241130 1.221.65-26.7889.70 6.76----
10241100 1.222.26-28.4489.80 6.63----
10241030 1.222.27-28.5690.40 6.66----
10241000 1.222.22-28.5290.40 6.67----
10240930 1.322.12-28.5490.30 6.67----
10240900 1.322.13-28.5393.90 6.94----
10240830 1.322.31-29.6592.50 6.77----
10240800 1.323.05-31.3293.30 6.68----
10240730 1.322.91-30.9992.30 6.63----
10240700 1.323.03-31.0591.30 6.55----
10240630 1.422.81-30.5795.70 6.91----
10240600 1.423.49-32.1093.80 6.63----

Solar Radiation Conditions at PPTA1 as of
0530 GMT on 10/25/2014:
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): 0.0watts/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
10250500 0.0--
10250430 0.0--
10250400 0.0--
10250300 0.0--
10250230 0.0--
10250200 0.0--
10250130 0.0--
10250100 0.0--
10250030 0.0--
10250000 0.0--
10242330 0.0--
10242300 19.0--
10242230 111.0--
10242200 209.0--
10242130 309.0--
10242100 406.0--
10242030 493.0--
10242000 571.0--
10241930 633.0--
10241900 513.0--
10241830 700.0--
10241800 742.0--
10241730 749.0--
10241700 741.0--
10241630 717.0--
10241600 675.0--
10241530 616.0--
10241500 544.0--
10241430 459.0--
10241400 367.0--
10241330 276.0--
10241300 172.0--
10241230 37.0--
10241200 3.0--
10241130 0.0--
10241100 0.0--
10241030 0.0--
10241000 0.0--
10240930 0.0--
10240900 0.0--
10240830 0.0--
10240800 0.0--
10240730 0.0--
10240700 0.0--
10240630 0.0--
10240600 0.0--

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.