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TAO performance continues to improve after third 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
0700 GMT on 09/02/2014:
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): S ( 180 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 4.6 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1016.6 mb
5-day plot - Air Temperature Air Temperature (ATMP): 28.9 °C
5-day plot - Salinity Salinity (SAL): 31.64 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
09020630    S 4.6-----1017.6- 29.1-- 31.46--
09020600    S 5.1-----1017.6 -1.4 29.2-- 31.56--
09020530    S 4.6-----1017.3- 29.2-- 30.91--
09020500    S 4.1-----1018.3 -0.7 29.4-- 29.70--
09020430    S 3.6-----1018.3- 29.3-- 30.40--
09020400    S 4.1-----1018.0 -0.3 29.3-- 30.97--
09020330    S 3.6-----1018.6- 29.4-- 30.40--
09020300    S 4.6-----1019.0- 29.3-- 31.15--
09020230    S 4.1-----1018.3- 29.5-- 29.65--
09020200    S 4.1-----1019.0 +1.4 29.7-- 30.01--
09020130   SSE 3.6-----1018.0- 29.5-- 29.86--
09020100    S 4.1-----1018.3 +1.7 29.8-- 29.32--
09020030   SSE 3.6-----1018.0- 29.7-- 26.76--
09020000   SSE 5.1-----1018.0 +0.3 30.0-- 26.46--
09012330   SSE 4.6-----1016.9- 30.1-- 25.07--
09012300   SSE 4.6-----1017.6 -0.3 30.7-- 26.45--
09012230   SSE 4.6-----1017.3- 30.8-- 25.30--
09012200   SSE 5.1-----1016.6 -2.7 30.6-- 26.19--
09012130   SSE 4.6-----1017.3- 31.1-- 23.73--
09012100    SE 4.6-----1017.6 -1.7 30.9-- 24.37--
09012030    SE 4.1-----1017.6- 31.0-- 24.48--
09012000    SE 4.1-----1018.0 -2.0 30.9-- 24.45--
09011930    SE 4.1-----1018.3- 31.1-- 24.66--
09011900    SE 4.1-----1019.3 -1.0 31.3-- 24.67--
09011830    SE 4.1-----1019.0- 31.0-- 25.07--
09011800    SE 4.1-----1019.3 -0.3 31.0-- 25.66--
09011730    SE 4.1-----1019.3- 30.9-- 26.01--
09011700    SE 3.6-----1020.0 +0.3 30.9-- 26.46--
09011630    SE 3.6-----1019.3- 31.4-- 26.47--
09011600   SSE 4.1-----1020.3 +2.0 31.2-- 27.38--
09011530    SE 4.1-----1019.6- 30.6-- 27.58--
09011500    SE 4.6-----1019.6 +1.4 30.4-- 29.20--
09011430    SE 4.6-----1020.0- 30.3-- 27.55--
09011400    SE 4.1-----1019.6 +2.0 30.1-- 28.89--
09011330    SE 4.1-----1019.3- 29.8-- 29.38--
09011300    SE 3.6-----1018.3 +0.3 29.2-- 29.35--
09011230    SE 2.6-----1019.0- 29.1-- 30.58--
09011200    SE 2.6-----1018.3 +1.4 28.8-- 28.53--
09011130    SE 2.1-----1017.6- 28.7-- 28.42--
09011100   ESE 2.6-----1017.6 +0.0 28.6-- 31.36--
09011030    SE 2.1-----1017.6- 28.7-- 30.55--
09011000   SSE 2.1-----1018.0 +0.3 28.9-- 31.07--
09010930   SSE 2.6-----1017.6- 28.8-- 31.48--
09010900   SSE 2.6-----1016.9 -1.4 28.8-- 31.46--
09010830   SSE 3.1-----1016.9- 28.9-- 31.41--
09010800   SSE 3.1-----1017.6 -0.7 28.9-- 31.49--
09010730   SSE 3.6-----1018.0- 29.1-- 31.49--
09010700   SSE 3.6-----1017.6 -1.7 29.0-- 31.42--

Ocean Conditions at PPTA1 as of
0700 GMT on 09/02/2014:

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): 1.5 m
5-day plot - Ocean TemperatureOcean Temperature (OTMP):30.39 °C
5-day plot - SalinitySalinity (SAL):31.64 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 86.6%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 5.46 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
09020630 1.530.41-31.4686.70 5.48----
09020600 1.530.45-31.5685.30 5.38----
09020530 1.530.45-30.9188.40 5.60----
09020500 1.530.45-29.7087.20 5.56----
09020430 1.530.45-30.4089.50 5.69----
09020400 1.530.47-30.9790.30 5.72----
09020330 1.430.51-30.4089.20 5.66----
09020300 1.430.48-31.1594.10 5.95----
09020230 1.430.64-29.6591.50 5.81----
09020200 1.430.68-30.0190.10 5.71----
09020130 1.430.72-29.8693.10 5.90----
09020100 1.430.82-29.3289.80 5.70----
09020030 1.431.51-26.7697.10 6.18----
09020000 1.431.69-26.46102.00 6.49----
09012330 1.431.66-25.07103.20 6.62----
09012300 1.431.63-26.45103.60 6.60----
09012230 1.431.55-25.3098.80 6.34----
09012200 1.431.54-26.19101.30 6.47----
09012130 1.431.57-23.7399.90 6.46----
09012100 1.431.51-24.37100.40 6.47----
09012030 1.431.51-24.48100.00 6.45----
09012000 1.431.30-24.4598.50 6.37----
09011930 1.431.26-24.6699.60 6.44----
09011900 1.431.14-24.67100.60 6.52----
09011830 1.431.02-25.0796.80 6.27----
09011800 1.430.90-25.6696.20 6.23----
09011730 1.430.77-26.0194.90 6.14----
09011700 1.430.58-26.4693.80 6.08----
09011630 1.430.39-26.4789.10 5.79----
09011600 1.430.33-27.3890.50 5.85----
09011530 1.530.17-27.5889.90 5.82----
09011500 1.430.09-29.2083.50 5.37----
09011430 1.529.97-27.5590.00 5.85----
09011400 1.530.00-28.8983.40 5.38----
09011330 1.530.04-29.3882.30 5.29----
09011300 1.530.02-29.3586.20 5.54----
09011230 1.529.87-30.5887.00 5.57----
09011200 1.529.74-28.5384.90 5.51----
09011130 1.529.98-28.4284.40 5.46----
09011100 1.530.10-31.3687.60 5.56----
09011030 1.530.10-30.5586.10 5.49----
09011000 1.530.11-31.0787.90 5.59----
09010930 1.630.11-31.4887.00 5.52----
09010900 1.630.12-31.4687.90 5.58----
09010830 1.630.10-31.4186.10 5.47----
09010800 1.630.12-31.4989.00 5.65----
09010730 1.630.13-31.4990.50 5.74----
09010700 1.630.13-31.4287.90 5.58----

Solar Radiation Conditions at PPTA1 as of
0700 GMT on 09/02/2014:
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
09020630 0.0--
09020600 0.0--
09020530 0.0--
09020500 0.0--
09020430 0.0--
09020400 0.0--
09020330 0.0--
09020300 0.0--
09020230 0.0--
09020200 0.0--
09020130 0.0--
09020100 0.0--
09020030 0.0--
09020000 15.0--
09012330 55.0--
09012300 122.0--
09012230 351.0--
09012200 235.0--
09012130 363.0--
09012100 595.0--
09012030 684.0--
09012000 781.0--
09011930 684.0--
09011900 277.0--
09011830 925.0--
09011800 892.0--
09011730 875.0--
09011700 853.0--
09011630 803.0--
09011600 766.0--
09011530 711.0--
09011500 378.0--
09011430 542.0--
09011400 150.0--
09011330 343.0--
09011300 83.0--
09011230 100.0--
09011200 57.0--
09011130 3.0--
09011100 0.0--
09011030 0.0--
09011000 0.0--
09010930 0.0--
09010900 0.0--
09010830 0.0--
09010800 0.0--
09010730 0.0--
09010700 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.