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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
0430 GMT on 09/25/2016:
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): W ( 260 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 1.5 m/s
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 1016.3 mb
5-day plot - Air Temperature Air Temperature (ATMP): 27.8 °C
5-day plot - Salinity Salinity (SAL): 31.68 psu
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 2 m/s
5-day plot - Wind Speed at 10 Meters Wind Speed at 20 meters (WSPD20M): 2 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
09250400    W 1.5-----1015.6 +0.3 28.0-- 31.01--
09250330    W 1.5-----1016.6- 28.2-- 29.76--
09250300    W 1.5-----1016.3 +1.0 28.8-- 29.79--
09250230    W 2.1-----1015.9- 29.2-- 29.62--
09250200    W 1.0-----1016.3 +1.4 29.2-- 28.49--
09250130    W 1.5-----1015.9- 29.6-- 29.05--
09250100    SW 1.5-----1015.2 -0.3 30.1-- 24.86--
09250030    S 1.0-----1015.2- 30.0-- 25.20--
09250000    S 2.1-----1015.2 +0.3 30.2-- 24.54--
09242330   WSW 2.6-----1014.6- 30.2-----
09242300   WSW 2.1-----1014.9 -1.0 30.6-- 27.54--
09242230   WSW 2.6-----1014.9- 31.1-- 27.04--
09242200   WSW 2.6-----1015.6 -1.0 30.8-- 24.17--
09242130   WSW 2.6-----1015.6- 31.2-- 24.45--
09242100   WSW 3.1-----1014.9 -3.0 31.1-- 25.56--
09242030   SSW 2.1-----1015.6- 32.1-- 25.17--
09242000    S 3.6-----1015.9 -2.0 32.4-- 26.44--
09241930    S 3.1-----1016.3- 31.9-- 28.54--
09241900    S 2.1-----1016.6 -1.7 32.0-- 28.47--
09241830    E 0.5-----1017.3- 31.7-- 28.59--
09241800   SSE 1.0-----1018.0 -1.0 31.7-- 28.61--
09241730    S 2.1-----1018.3- 31.6-- 28.98--
09241700   SSE 1.5-----1018.0 -0.3 31.3-- 29.25--
09241630    S 2.1-----1018.0- 31.0-- 29.41--
09241600    SE 1.0-----1018.3 -0.3 30.3-- 31.41--
09241530   NNE 1.0-----1018.6- 30.7-- 31.93--
09241500    N 2.1-----1019.0 +1.4 30.2-- 32.04--
09241430    NW 2.6-----1018.6- 28.7-- 32.09--
09241400    NW 4.1-----1018.3 +1.0 27.7-- 31.76--
09241330    NW 3.6-----1018.6- 27.4-- 31.82--
09241300    NW 3.6-----1018.6 +2.0 26.9-- 32.72--
09241230    NW 3.1-----1018.3- 26.0-- 32.85--
09241200   NNW 2.1-----1017.6 +1.7 26.3-- 32.94--
09241130    NW 2.6-----1018.0- 26.5-- 32.84--
09241100   WNW 2.6-----1017.3 +1.0 26.6-- 32.84--
09241030   WNW 2.6-----1016.6- 26.9-- 32.81--
09241000    W 3.1-----1016.6 +0.0 26.4-- 32.80--
09240930    W 2.6-----1016.6- 26.4-- 32.80--
09240900    W 2.6-----1015.9 -0.7 26.6-- 32.79--
09240830   WNW 2.1-----1015.9- 26.8-- 32.62--
09240800   WNW 2.6-----1016.3 +0.0 27.0-- 32.78--
09240730   WNW 2.6-----1015.6- 27.1-- 32.17--
09240700   WNW 2.6-----1016.6 +0.3 27.2-- 32.59--
09240630    NW 2.6-----1016.3- 27.4-- 32.14--
09240600   WNW 2.6-----1016.6 +0.7 27.2-- 31.98--
09240530    W 2.1-----1016.6- 26.9-- 31.71--
09240500    W 2.1-----1016.3 +0.3 27.2-- 31.61--

Ocean Conditions at PPTA1 as of
0430 GMT on 09/25/2016:

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): 1.4 m
5-day plot - Ocean TemperatureOcean Temperature (OTMP):30.70 °C
5-day plot - SalinitySalinity (SAL):31.68 psu
5-day plot - Oxygen Concentration (O2PCT)Oxygen Concentration (O2PCT): 78.8%
5-day plot - Oxygen Concentration (O2PPM)Oxygen Concentration (O2PPM): 4.95 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
09250400 1.430.70-31.0185.00 5.36----
09250330 1.330.66-29.7686.20 5.47----
09250300 1.330.63-29.7988.20 5.60----
09250230 1.331.01-29.6279.50 5.03----
09250200 1.331.30-28.4987.70 5.55----
09250130 1.331.35-29.0582.70 5.21----
09250100 1.331.07-24.8697.10 6.29----
09250030 1.331.05-25.2092.10 5.96----
09250000 1.331.04-24.5494.40 6.13----
09242300 1.231.08-27.5496.30 6.15----
09242230 1.231.03-27.04101.10 6.48----
09242200 1.331.20-24.17108.00 7.01----
09242130 1.331.14-24.45106.70 6.92----
09242100 1.231.18-25.56108.80 7.01----
09242030 1.330.97-25.17104.10 6.74----
09242000 1.330.99-26.44103.20 6.64----
09241930 1.330.90-28.54103.30 6.58----
09241900 1.330.71-28.47100.20 6.40----
09241830 1.330.65-28.5997.60 6.24----
09241800 1.330.55-28.6192.60 5.93----
09241730 1.330.35-28.9894.30 6.04----
09241700 1.430.21-29.2592.10 5.91----
09241630 1.430.15-29.4192.10 5.91----
09241600 1.429.94-31.4185.20 5.43----
09241530 1.429.85-31.9387.90 5.59----
09241500 1.429.88-32.0483.20 5.28----
09241430 1.429.81-32.0977.70 4.94----
09241400 1.429.72-31.7679.20 5.05----
09241330 1.429.77-31.8278.40 4.99----
09241300 1.429.84-32.7273.00 4.62----
09241230 1.529.80-32.8574.50 4.71----
09241200 1.529.78-32.9474.90 4.74----
09241130 1.529.81-32.8466.70 4.23----
09241100 1.529.82-32.8470.00 4.43----
09241030 1.529.83-32.8165.00 4.12----
09241000 1.529.83-32.8067.60 4.28----
09240930 1.529.84-32.8069.10 4.37----
09240900 1.529.83-32.7968.60 4.34----
09240830 1.529.86-32.6265.40 4.14----
09240800 1.529.83-32.7871.20 4.51----
09240730 1.529.90-32.1768.70 4.36----
09240700 1.529.88-32.5973.30 4.64----
09240630 1.529.97-32.1468.80 4.36----
09240600 1.430.00-31.9879.40 5.04----
09240530 1.430.06-31.7174.00 4.69----
09240500 1.430.09-31.6181.30 5.16----

Solar Radiation Conditions at PPTA1 as of
0430 GMT on 09/25/2016:
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
09250400 0.0--
09250330 0.0--
09250300 0.0--
09250230 0.0--
09250200 0.0--
09250130 0.0--
09250100 0.0--
09250030 0.0--
09250000 0.0--
09242300 66.0--
09242230 191.0--
09242200 295.0--
09242130 402.0--
09242100 507.0--
09242030 602.0--
09242000 693.0--
09241930 765.0--
09241900 817.0--
09241830 858.0--
09241800 878.0--
09241730 881.0--
09241700 873.0--
09241630 840.0--
09241600 795.0--
09241530 729.0--
09241500 650.0--
09241430 558.0--
09241400 455.0--
09241330 347.0--
09241300 232.0--
09241230 121.0--
09241200 24.0--
09241130 1.0--
09241100 0.0--
09241030 0.0--
09241000 0.0--
09240930 0.0--
09240900 0.0--
09240830 0.0--
09240800 0.0--
09240730 0.0--
09240700 0.0--
09240630 0.0--
09240600 0.0--
09240530 0.0--
09240500 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.