S HATTERAS NM East of Charleston, SC (41002)

Conditions for Friday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 64° F
Humidity: 48
Wind direction (W Dir): WSW (235 - 244 Degrees)
Wind Speed (W Spd): 13.6 kts (15.7 mph)
Wind Gust (W Spd): 19.4 kts (22.4 mph)
Dominant Wave Period (DWP): 9 sec
Dominant Wave Height (DWH): 3.94 ft
Dominant Wave Range (DWR): exactly 3.9 ft
Wind Wave Period (WWP): 3 sec
Wind Wave Height (WWH): 1.64 ft
Wind Wave Range (WWR): 0.82 - 2.46 ft
Wave Swell Period (WSP): 9 sec
Wave Swell Height (WSH): 3.28 ft
Wave Swell Range (WSR): 2.46 - 4.10 ft
Atmospheric Pressure (AP): 30.13 in
Pressure Tendency (PT): -0.06 in
Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly

Updated: 3:50 AM EST on January 30, 2015

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Current Wave Detail Observations

Water Depth: 14098 ft
Wave Height: 4.33 ft
Spectral Peak Period: 10.0 sec
Average Wave Period: 5.7 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 3:00 AM EST on January 30, 2015

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 58 72 44 WSW 3.9 4.5 10 5.58 exactly 5.6 4 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 30.25 -0.01
21:50 59 72 42 WSW 7.8 8.9 10 5.58 exactly 5.6 3 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 30.25 -0.02
22:50 59 71 44 SW 7.8 8.9 9 5.58 exactly 5.6 4 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 30.23 -0.03
23:50 60 72 47 WSW 11.7 13.4 9 5.25 exactly 5.2 5 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 30.21 -0.05
00:50 60 72 49 WSW 11.7 13.4 10 4.92 exactly 4.9 5 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 30.19 -0.05
01:50 62 72 48 WSW 13.6 15.7 8 4.59 exactly 4.6 6 3.28 2.46 - 4.10 8 3.28 2.46 - 4.10 30.18 -0.05
02:50 63 72 50 WSW 15.6 17.9 10 4.27 exactly 4.3 5 1.64 0.82 - 2.46 10 3.28 2.46 - 4.10 30.17 -0.04
03:50 64 71 48 WSW 13.6 15.7 9 3.94 exactly 3.9 3 1.64 0.82 - 2.46 9 3.28 2.46 - 4.10 30.13 -0.06

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 14098 ft 6.14 ft 9.1 sec 6.8 sec 0.6 sec 2400 sec
21:00 14098 ft 5.48 ft 10.0 sec 6.7 sec 0.6 sec 2400 sec
22:00 14098 ft 5.68 ft 10.0 sec 6.9 sec 0.6 sec 2400 sec
23:00 14098 ft 5.54 ft 9.1 sec 7.1 sec 0.6 sec 2400 sec
00:00 14098 ft 5.25 ft 9.1 sec 7.0 sec 0.6 sec 2400 sec
01:00 14098 ft 4.82 ft 10.0 sec 6.6 sec 0.6 sec 2400 sec
02:00 14098 ft 4.66 ft 8.3 sec 6.1 sec 0.6 sec 2400 sec
03:00 14098 ft 4.33 ft 10.0 sec 5.7 sec 0.6 sec 2400 sec