LUKE OFFSHORE TEST PLATFORM nm South of Dauphin Island, AL (42040)

Conditions for Saturday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 83° F
Humidity: 52
Wind direction (W Dir): West (255 - 264 Degrees)
Wind Speed (W Spd): 3.9 kts (4.5 mph)
Wind Gust (W Spd): 5.8 kts (6.7 mph)
Dominant Wave Period (DWP): 5 sec
Dominant Wave Height (DWH): 0.98 ft
Dominant Wave Range (DWR): exactly 1.0 ft
Atmospheric Pressure (AP): 30.09 in
Pressure Tendency (PT): +0.04 in
Increasing (steadily or unsteadily)

Updated: 9:50 AM CDT on August 29, 2015

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Current Wave Detail Observations

Water Depth: 541 ft
Wave Height: 0.85 ft
Spectral Peak Period: 5.0 sec
Average Wave Period: 3.4 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 10:00 AM CDT on August 29, 2015

General Information

Location: 29.212 North -88.207 West
Buoy Type: 10-meter discus buoy
Buoy Hull: 10D08
Payload: ARES 4.4 payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: Station 42040 was re-established on 4/1/2010. Previously the station was positioned at 29 12' 19"N 88 12' 19"W.
Station 42040 is transmitting sporadically since 8/7/12. This buoy will be restored to service when it can be worked into the schedule.  When the service date is known, it will be posted in the maintenance report.

Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
20:50 82 86 53 SE 5.8 6.7 0.66 exactly 0.7 30.02 +0.04
21:50 82 85 54 SSE 3.9 4.5 0.33 exactly 0.3 30.04 +0.06
22:50 82 85 56 SE 3.9 4.5 0.33 exactly 0.3 30.05 +0.05
23:50 82 85 55 SE 5.8 6.7 0.33 exactly 0.3 30.05 +0.03
00:50 83 85 55 East 7.8 8.9 0.33 exactly 0.3 30.04 -
01:50 83 85 55 SE 7.8 8.9 0.66 exactly 0.7 30.03 -0.01
02:50 82 85 60 SSW 7.8 8.9 0.66 exactly 0.7 30.01 -0.03
03:50 82 85 58 South 7.8 8.9 0.66 exactly 0.7 30.01 -0.03
04:50 82 85 59 SSW 7.8 8.9 0.66 exactly 0.7 30.01 -0.03
05:50 82 85 57 WSW 5.8 6.7 0.66 exactly 0.7 30.03 +0.01
06:50 82 85 53 WSW 3.9 4.5 0.66 exactly 0.7 30.05 +0.04
07:50 83 85 51 West 5.8 6.7 0.66 exactly 0.7 30.06 +0.06
08:50 83 85 53 WNW 3.9 4.5 0.66 exactly 0.7 30.08 +0.05
09:50 83 85 52 West 3.9 4.5 5 0.98 exactly 1.0 30.09 +0.04

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 541 ft 0.52 ft 3.3 sec 0.6 sec 2400 sec
21:00 541 ft 0.52 ft 3.4 sec 0.6 sec 2400 sec
22:00 541 ft 0.46 ft 3.5 sec 0.6 sec 2400 sec
23:00 541 ft 0.46 ft 3.6 sec 0.6 sec 2400 sec
00:00 541 ft 0.39 ft 3.8 sec 0.6 sec 2400 sec
01:00 541 ft 0.46 ft 3.8 sec 0.6 sec 2400 sec
02:00 541 ft 0.49 ft 2.8 sec 0.6 sec 2400 sec
03:00 541 ft 0.75 ft 2.7 sec 0.6 sec 2400 sec
04:00 541 ft 0.75 ft 2.8 sec 0.6 sec 2400 sec
05:00 541 ft 0.69 ft 2.9 sec 0.6 sec 2400 sec
06:00 541 ft 0.69 ft 3.0 sec 0.6 sec 2400 sec
07:00 541 ft 0.72 ft 3.0 sec 0.6 sec 2400 sec
08:00 541 ft 0.69 ft 3.1 sec 0.6 sec 2400 sec
09:00 541 ft 0.72 ft 3.2 sec 0.6 sec 2400 sec
10:00 541 ft 0.85 ft 5.0 sec 3.4 sec 0.6 sec 2400 sec