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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

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
0300 GMT on 08/30/2015:
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 ( 120 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 3.1 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1018.3 mb
5-day plot - Pressure Tendency Pressure Tendency (PTDY): +1.4 mb ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 28.1 °C
5-day plot - Salinity Salinity (SAL): 26.76 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
08300230   ESE 2.6-----1018.0- 28.0-- 25.91--
08300200   ESE 2.6-----1016.9 +0.0 28.0-- 27.06--
08300130    SE 2.6-----1016.9- 28.0-- 29.75--
08300100   SSE 2.6-----1016.9 +0.0 28.2-- 29.71--
08300030   SSE 3.1-----1016.9- 28.2-- 29.84--
08300000   SSE 2.6-----1016.9 -0.7 28.3-- 30.02--
08292330   SSE 2.6-----1016.3- 28.7-- 30.27--
08292300   SSE 3.6-----1016.9 -1.0 29.1-- 30.59--
08292230   SSE 3.1-----1015.9- 29.1-- 31.64--
08292200    SE 3.1-----1016.9 -1.7 28.9-- 32.24--
08292130    SE 3.6-----1016.6- 28.9-- 32.52--
08292100    SE 3.6-----1017.6 -1.0 28.9-- 32.57--
08292030    SE 3.6-----1017.3- 29.1-- 32.34--
08292000   ESE 4.6-----1018.0 -1.4 28.7-- 32.34--
08291930    E 4.1-----1018.6- 28.1-- 32.38--
08291900    E 4.1-----1018.6 -1.4 27.9-- 32.15--
08291830    E 4.6-----1018.6- 27.3-- 32.61--
08291800   ESE 4.1-----1018.6 -0.3 27.9-- 32.90--
08291730   ESE 4.1-----1019.0- 28.2-- 32.85--
08291700   ESE 4.6-----1019.3 -0.3 28.3-- 33.16--
08291630    SE 4.6-----1019.3- 28.5-- 32.65--
08291600    SE 2.1-----1020.0 +1.0 28.2-- 33.13--
08291530   ESE 2.1-----1019.3- 28.0-- 32.79--
08291500   ESE 2.6-----1019.0 +0.3 27.5-- 33.06--
08291430   ENE 3.6-----1019.0- 26.0-- 32.59--
08291400   ENE 4.6-----1019.6 +2.0 25.7-- 32.83--
08291330    NE 3.6-----1019.3- 24.7-- 32.98--
08291300    NE 3.6-----1019.0 +2.4 23.8-- 32.90--
08291230   NNE 3.6-----1018.6- 23.7-- 32.68--
08291200    NW 1.5-----1018.6 +2.0 24.3-- 33.05--
08291130    N 3.6-----1017.6- 24.4-- 32.60--
08291100    N 3.1-----1017.6 +0.3 24.4-- 32.76--
08291030   NNE 3.6-----1017.3- 24.4-- 32.92--
08291000   NNE 3.1-----1016.6 +0.0 24.5-- 32.84--
08290930    N 2.1-----1017.3- 24.2-- 32.97--
08290900    N 1.0-----1016.6 -1.4 24.9-- 32.59--
08290830    W 1.0-----1016.6- 24.9-- 32.73--
08290800    NW 1.0-----1017.3 -1.0 25.3-- 32.38--
08290730   NNW 1.0-----1016.6- 25.3-- 31.51--
08290700   NNW 1.0-----1016.6 -1.7 25.6-- 32.04--
08290630    W 1.0-----1017.3- 25.6-- 31.47--
08290600    N 2.1-----1018.0 +0.0 25.8-- 30.58--
08290530    N 1.5-----1018.3- 26.0-- 27.96--
08290500    N 1.5-----1018.3 +1.0 25.9-- 26.91--
08290430    N 0.5-----1018.3- 26.2-- 30.07--
08290400   NNW 1.5-----1018.3 +2.4 26.4-- 28.01--
08290330   NNW 1.5-----1018.0- 26.5-- 28.11--
08290300   NNW 1.5-----1018.0 +2.7 27.3-- 25.95--

Ocean Conditions at PPTA1 as of
0300 GMT on 08/30/2015:

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): 1.2 m
5-day plot - Ocean TemperatureOcean Temperature (OTMP):29.44 °C
5-day plot - SalinitySalinity (SAL):26.76 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 88.5%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 5.83 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
08300230 1.329.39-25.9193.80 6.21----
08300200 1.229.55-27.0693.10 6.11----
08300130 1.229.80-29.7597.20 6.26----
08300100 1.229.84-29.71101.80 6.55----
08300030 1.329.87-29.8494.20 6.06----
08300000 1.329.81-30.0297.30 6.26----
08292330 1.329.96-30.27106.00 6.79----
08292300 1.329.95-30.59109.50 7.00----
08292230 1.329.97-31.64109.90 6.98----
08292200 1.329.89-32.24100.80 6.39----
08292130 1.329.70-32.52103.20 6.56----
08292100 1.429.64-32.57101.40 6.45----
08292030 1.329.65-32.3499.70 6.35----
08292000 1.429.60-32.3496.80 6.17----
08291930 1.429.63-32.3892.50 5.89----
08291900 1.429.58-32.1593.90 5.99----
08291830 1.429.42-32.6193.20 5.94----
08291800 1.529.24-32.9090.70 5.80----
08291730 1.529.13-32.8587.50 5.60----
08291700 1.529.01-33.1690.10 5.77----
08291630 1.528.98-32.6585.00 5.46----
08291600 1.528.92-33.1388.20 5.65----
08291530 1.528.89-32.7980.50 5.17----
08291500 1.528.90-33.0684.40 5.42----
08291430 1.528.94-32.5980.90 5.20----
08291400 1.528.99-32.8380.00 5.13----
08291330 1.528.97-32.9880.70 5.18----
08291300 1.529.05-32.9072.10 4.62----
08291230 1.429.05-32.6873.20 4.70----
08291200 1.429.10-33.0574.40 4.76----
08291130 1.429.09-32.6068.30 4.38----
08291100 1.429.11-32.7683.50 5.35----
08291030 1.429.17-32.9279.50 5.08----
08291000 1.329.21-32.8480.20 5.13----
08290930 1.329.22-32.9783.80 5.35----
08290900 1.329.25-32.5975.60 4.83----
08290830 1.329.25-32.7388.60 5.66----
08290800 1.229.25-32.3885.90 5.50----
08290730 1.229.36-31.5183.00 5.33----
08290700 1.229.28-32.0479.70 5.11----
08290630 1.229.37-31.4782.40 5.29----
08290600 1.329.56-30.5885.50 5.50----
08290530 1.229.72-27.9690.20 5.87----
08290500 1.229.39-26.9193.40 6.15----
08290430 1.229.98-30.07101.70 6.52----
08290400 1.229.67-28.0195.40 6.22----
08290330 1.229.77-28.1191.80 5.97----
08290300 1.229.40-25.9597.20 6.43----

Solar Radiation Conditions at PPTA1 as of
0300 GMT on 08/30/2015:
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): 2.0watts/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
08300230 1.0--
08300200 1.0--
08300130 2.0--
08300100 2.0--
08300030 2.0--
08300000 10.0--
08292330 73.0--
08292300 176.0--
08292230 279.0--
08292200 382.0--
08292130 485.0--
08292100 604.0--
08292030 676.0--
08292000 772.0--
08291930 514.0--
08291900 603.0--
08291830 733.0--
08291800 597.0--
08291730 452.0--
08291700 657.0--
08291630 897.0--
08291600 379.0--
08291530 180.0--
08291500 82.0--
08291430 356.0--
08291400 201.0--
08291330 306.0--
08291300 60.0--
08291230 14.0--
08291200 8.0--
08291130 3.0--
08291100 1.0--
08291030 1.0--
08291000 1.0--
08290930 1.0--
08290900 1.0--
08290830 1.0--
08290800 1.0--
08290730 1.0--
08290700 1.0--
08290630 1.0--
08290600 1.0--
08290530 0.0--
08290500 0.0--
08290430 0.0--
08290400 0.0--
08290330 0.0--
08290300 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.