Station List

Station PPTA1 - Perdido Pass, AL Image indicating link to RSS feed of recent meteorological observations for station PPTA1

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

Regional HF Radar Surface Current Observations

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yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)

Conditions at PPTA1 as of
(6:00 pm CDT)
2300 GMT on 05/27/2026:
Note: This report is more than two hours old
     

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 - Atmospheric Pressure Atmospheric Pressure (PRES):29.94 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.02 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 95.4 °F
Previous observations
TIME
(CDT)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2026-05-27 05:00 pm-------29.94-0.03 95.4-----
2026-05-27 04:00 pm-------29.94-0.06 95.9-----
2026-05-27 03:00 pm-------29.96-0.04 95.5-----
2026-05-27 02:00 pm-------29.97-0.05 95.7-----
2026-05-27 01:00 pm-------30.00+0.00 95.5-----
2026-05-27 12:00 pm-------30.00+0.00 95.0-----
2026-05-27 11:00 am-------30.02+0.06 94.3-----
2026-05-27 10:00 am-------30.01+0.05 93.7-----
2026-05-27 09:00 am-------30.00- 93.7-----
2026-05-27 08:00 am-------29.96+0.01 94.3-----
2026-05-27 07:00 am-------29.95+0.01 93.7-----
2026-05-27 05:00 am-------29.95-0.01 93.0-----
2026-05-27 04:00 am-------29.95-0.04 93.2-----
2026-05-27 03:00 am-------29.94-0.05 93.4-----
2026-05-27 02:00 am-------29.96-0.02 93.2-----
2026-05-27 01:00 am-------29.98+0.00 93.2-----
2026-05-27 12:00 am-------29.99+0.01 93.6-----
2026-05-26 11:00 pm-------29.98+0.02 93.7-----
2026-05-26 10:00 pm-------29.98+0.04 93.9-----
2026-05-26 09:00 pm-------29.98+0.03 94.1-----