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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)

Site elevation: sea level
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
Sea temp depth: 1.3 m below MLLW

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 02/24/2017:
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): WNW ( 300 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 0.5 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1010.8 mb
5-day plot - Air Temperature Air Temperature (ATMP): 17.6 °C
5-day plot - Salinity Salinity (SAL): 29.30 psu
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 1 m/s
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 1 m/s
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
02240500   WNW 1.0-----1010.8 +1.0 17.8-- 29.84--
02240430   WSW 1.0-----1010.8- 18.5-- 29.99--
02240400   WSW 1.5-----1010.8 +0.7 18.8-- 30.74--
02240330   WSW 2.1-----1010.5- 18.9-- 31.01--
02240300   WSW 1.5-----1010.2 +1.4 18.9-- 31.01--
02240230   WSW 0.5-----1009.8- 18.9-- 31.19--
02240200   SSW 1.0-----1009.8 +1.0 19.0-- 31.20--
02240130    S 2.1-----1009.8- 19.1-- 31.38--
02240100    S 1.5-----1010.2 +2.0 19.3-- 31.64--
02240030    S 1.5-----1009.8- 19.4-- 31.72--
02240000    SW 1.0-----1008.8 +0.3 19.6-- 31.62--
02232330    SW 1.0-----1009.1- 20.2-- 31.76--
02232300    S 2.6-----1008.8 +0.7 20.9-- 31.53--
02232230    S 3.1-----1008.8- 21.4-- 31.47--
02232200   SSW 1.5-----1008.1 -0.7 21.9-- 31.44--
02232130    S 2.6-----1008.8- 22.3-- 31.43--
02232100    S 2.1-----1008.5 -1.0 22.5-- 31.05--
02232030    S 2.1-----1007.8- 22.5-- 31.43--
02232000    S 1.5-----1008.1 -2.0 22.2-- 31.63--
02231930    S 2.1-----1008.8- 21.7-- 31.35--
02231900    S 1.5-----1008.8 -2.7 21.5-- 31.86--
02231830    S 1.5-----1009.8- 21.4-- 31.12--
02231800    E 1.5-----1009.5 -2.0 20.4-- 28.77--
02231730    E 1.0-----1010.8- 20.1-- 27.52--
02231700   NNE 1.5-----1010.2 -0.7 20.3-- 19.91--
02231630   NNE 1.5-----1010.8- 18.7-- 18.12--
02231600   ENE 2.1-----1011.5 +1.7 17.6-- 18.53--
02231530   ENE 3.1-----1011.5- 16.4-- 18.75--
02231500    NE 2.6-----1011.5 +2.4 16.1-- 18.83--
02231430   ENE 3.1-----1010.8- 15.9-- 18.50--
02231400   ENE 3.6-----1010.8 +1.4 15.9-- 17.66--
02231330    E 4.1-----1010.2- 15.7-- 18.31--
02231300   ENE 4.6-----1009.8 +1.4 15.8-- 19.84--
02231230   NNE 3.1-----1009.1- 15.7-- 18.29--
02231200   NNE 3.1-----1009.1 +0.3 15.9-- 19.87--
02231130    NE 3.1-----1009.5- 16.1-- 22.18--
02231100   NNE 3.1-----1009.5 +0.7 16.2-- 21.13--
02231030    N 2.6-----1009.1- 15.9-- 25.27--
02231000    N 2.1-----1008.5 -0.3 15.8-- 21.78--
02230930    N 2.1-----1008.5- 15.9-- 24.26--
02230900    NW 1.5-----1008.8 +0.3 16.0-- 24.98--
02230830   NNW 1.5-----1008.8- 16.1-- 21.53--
02230800   NNE 2.1-----1008.8 +0.7 16.2-- 28.60--
02230730    N 1.5-----1008.8- 16.4-- 31.13--
02230700    N 1.5-----1008.8 +0.7 16.7-- 31.29--
02230630   NNW 1.5-----1008.8- 16.7-- 22.40--
02230600   NNW 2.1-----1008.5 -0.7 16.9-- 21.95--

Ocean Conditions at PPTA1 as of
0530 GMT on 02/24/2017:

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):19.78 °C
5-day plot - SalinitySalinity (SAL):29.30 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 96.3%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 7.40 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
02240500 1.419.88-29.8496.30 7.36----
02240430 1.420.05-29.99100.50 7.65----
02240400 1.419.96-30.7499.20 7.53----
02240330 1.419.73-31.0197.20 7.40----
02240300 1.419.72-31.0195.20 7.25----
02240230 1.419.67-31.1993.90 7.15----
02240200 1.419.67-31.2097.50 7.42----
02240130 1.419.65-31.3896.60 7.35----
02240100 1.419.61-31.6499.00 7.52----
02240030 1.419.58-31.7299.30 7.55----
02240000 1.419.63-31.62100.20 7.61----
02232330 1.419.58-31.7698.80 7.51----
02232300 1.419.67-31.53100.60 7.64----
02232230 1.419.68-31.47100.60 7.64----
02232200 1.419.69-31.44101.20 7.69----
02232130 1.419.64-31.43100.10 7.61----
02232100 1.319.66-31.05100.60 7.66----
02232030 1.319.49-31.4397.80 7.46----
02232000 1.319.43-31.6398.60 7.52----
02231930 1.319.38-31.3594.90 7.26----
02231900 1.319.29-31.8694.80 7.24----
02231830 1.319.31-31.1292.10 7.06----
02231800 1.319.92-28.7787.20 6.70----
02231730 1.319.86-27.5292.40 7.16----
02231700 1.219.28-19.9190.40 7.41----
02231630 1.318.95-18.1294.10 7.85----
02231600 1.318.91-18.5392.50 7.70----
02231530 1.218.94-18.7592.50 7.69----
02231500 1.318.86-18.8389.50 7.44----
02231430 1.218.81-18.5092.60 7.73----
02231400 1.218.80-17.6693.50 7.84----
02231330 1.318.81-18.3193.60 7.81----
02231300 1.218.91-19.8489.70 7.41----
02231230 1.218.87-18.2994.00 7.84----
02231200 1.218.89-19.8793.10 7.69----
02231130 1.219.03-22.1888.60 7.20----
02231100 1.218.97-21.1392.60 7.58----
02231030 1.219.08-25.2785.70 6.83----
02231000 1.319.02-21.7893.40 7.61----
02230930 1.319.08-24.2690.30 7.24----
02230900 1.319.08-24.9888.40 7.06----
02230830 1.318.98-21.5395.60 7.81----
02230800 1.319.23-28.6087.80 6.84----
02230730 1.319.34-31.1386.30 6.61----
02230700 1.319.33-31.2989.20 6.83----
02230630 1.418.98-22.4097.10 7.89----
02230600 1.418.95-21.9597.80 7.97----

Solar Radiation Conditions at PPTA1 as of
0530 GMT on 02/24/2017:
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 - 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
02240500 0.0--
02240430 0.0--
02240400 0.0--
02240330 0.0--
02240300 0.0--
02240230 0.0--
02240200 0.0--
02240130 0.0--
02240100 0.0--
02240030 0.0--
02240000 1.0--
02232330 52.0--
02232300 195.0--
02232230 319.0--
02232200 438.0--
02232130 546.0--
02232100 640.0--
02232030 721.0--
02232000 783.0--
02231930 826.0--
02231900 853.0--
02231830 862.0--
02231800 853.0--
02231730 827.0--
02231700 781.0--
02231630 719.0--
02231600 575.0--
02231530 228.0--
02231500 231.0--
02231430 148.0--
02231400 77.0--
02231330 48.0--
02231300 33.0--
02231230 9.0--
02231200 0.0--
02231130 0.0--
02231100 0.0--
02231030 0.0--
02231000 0.0--
02230930 0.0--
02230900 0.0--
02230830 0.0--
02230800 0.0--
02230730 0.0--
02230700 0.0--
02230630 0.0--
02230600 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.