S HATTERAS NM East of Charleston, SC (41002)

Conditions for Wednesday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 78° F
Humidity: 77
Wind direction (W Dir): West (275 - 284 Degrees)
Wind Speed (W Spd): 9.7 kts (11.2 mph)
Wind Gust (W Spd): 11.7 kts (13.4 mph)
Dominant Wave Period (DWP): 7 sec
Dominant Wave Height (DWH): 5.58 ft
Dominant Wave Range (DWR): exactly 5.6 ft
Wind Wave Period (WWP): 5 sec
Wind Wave Height (WWH): 3.28 ft
Wind Wave Range (WWR): 2.46 - 4.10 ft
Wave Swell Period (WSP): 7 sec
Wave Swell Height (WSH): 4.92 ft
Wave Swell Range (WSR): 4.10 - 5.74 ft
Atmospheric Pressure (AP): 29.94 in
Pressure Tendency (PT): +0.02 in
Decreasing or steady, then increasing; or increasing, then increasing more rapidly

Updated: 5:50 AM EDT on July 30, 2014

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Current Wave Detail Observations

Water Depth: 14098 ft
Wave Height: 5.64 ft
Spectral Peak Period: 6.7 sec
Average Wave Period: 5.4 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 6:00 AM EDT on July 30, 2014

General Information

Location: 31.862 North -74.835 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D70
Payload: AMPS payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note:

 

Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Wind Wave Wave Swell Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
20:50 81 81 82 SW 17.5 20.1 7 5.91 exactly 5.9 7 4.92 4.10 - 5.74 8 1.64 0.82 - 2.46 29.94 +0.04
21:50 81 81 84 SW 17.5 20.1 7 5.91 exactly 5.9 7 4.92 4.10 - 5.74 14 1.64 0.82 - 2.46 29.96 +0.05
22:50 82 81 81 SW 13.6 15.7 7 5.58 exactly 5.6 6 4.92 4.10 - 5.74 7 3.28 2.46 - 4.10 29.96 +0.03
23:50 81 81 85 SW 13.6 15.7 7 6.23 exactly 6.2 7 4.92 4.10 - 5.74 8 4.92 4.10 - 5.74 29.96 +0.02
00:50 81 81 83 SW 17.5 20.1 7 6.23 exactly 6.2 7 6.56 5.74 - 7.38 15 1.64 0.82 - 2.46 29.95 -0.01
01:50 81 80 83 SW 17.5 20.1 7 6.23 exactly 6.2 7 6.56 5.74 - 7.38 14 1.64 0.82 - 2.46 29.94 -0.02
02:50 81 80 80 SW 15.6 17.9 6 5.58 exactly 5.6 6 4.92 4.10 - 5.74 9 1.64 0.82 - 2.46 29.93 -0.04
03:50 81 80 83 SW 15.6 17.9 7 5.91 exactly 5.9 7 4.92 4.10 - 5.74 8 3.28 2.46 - 4.10 29.92 -0.03
04:50 76 80 83 WNW 13.6 15.7 7 6.23 exactly 6.2 6 4.92 4.10 - 5.74 7 4.92 4.10 - 5.74 29.94 -
05:50 78 80 77 West 9.7 11.2 7 5.58 exactly 5.6 5 3.28 2.46 - 4.10 7 4.92 4.10 - 5.74 29.94 +0.02

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 14098 ft 6.17 ft 7.7 sec 5.1 sec 0.6 sec 2400 sec
21:00 14098 ft 5.94 ft 6.7 sec 5.1 sec 0.6 sec 2400 sec
22:00 14098 ft 5.94 ft 7.1 sec 5.5 sec 0.6 sec 2400 sec
23:00 14098 ft 5.68 ft 7.1 sec 5.4 sec 0.6 sec 2400 sec
00:00 14098 ft 6.27 ft 6.7 sec 5.8 sec 0.6 sec 2400 sec
01:00 14098 ft 6.14 ft 6.7 sec 5.7 sec 0.6 sec 2400 sec
02:00 14098 ft 6.27 ft 6.7 sec 5.5 sec 0.6 sec 2400 sec
04:00 14098 ft 5.87 ft 6.7 sec 5.3 sec 0.6 sec 2400 sec
05:00 14098 ft 6.17 ft 6.7 sec 5.4 sec 0.6 sec 2400 sec
06:00 14098 ft 5.64 ft 6.7 sec 5.4 sec 0.6 sec 2400 sec