S HATTERAS NM East of Charleston, SC (41002)

Conditions for Sunday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 80° F
Humidity: 65
Wind direction (W Dir): West (255 - 264 Degrees)
Wind Speed (W Spd): 11.7 kts (13.4 mph)
Wind Gust (W Spd): 13.6 kts (15.7 mph)
Dominant Wave Period (DWP): 8 sec
Dominant Wave Height (DWH): 7.55 ft
Dominant Wave Range (DWR): exactly 7.5 ft
Wind Wave Period (WWP): 6 sec
Wind Wave Height (WWH): 3.28 ft
Wind Wave Range (WWR): 2.46 - 4.10 ft
Wave Swell Period (WSP): 8 sec
Wave Swell Height (WSH): 6.56 ft
Wave Swell Range (WSR): 5.74 - 7.38 ft
Atmospheric Pressure (AP): 29.97 in
Pressure Tendency (PT): +0.06 in
Increasing, then steady; or increasing, then increasing more slowly

Updated: 8:50 PM EDT on September 21, 2014

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Current Wave Detail Observations

Water Depth: 14098 ft
Wave Height: 7.45 ft
Spectral Peak Period: 7.7 sec
Average Wave Period: 6.2 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 9:00 PM EDT on September 21, 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 76 82 84 South 17.5 20.1 9 9.51 exactly 9.5 8 8.20 7.38 - 9.02 9 4.92 4.10 - 5.74 29.89 +0.04
21:50 78 82 81 South 17.5 20.1 10 8.20 exactly 8.2 7 6.56 5.74 - 7.38 10 4.92 4.10 - 5.74 29.88 +0.03
22:50 80 82 77 South 19.4 22.4 10 7.87 exactly 7.9 8 6.56 5.74 - 7.38 10 3.28 2.46 - 4.10 29.86 -
23:50 78 82 78 South 17.5 20.1 7 7.87 exactly 7.9 7 6.56 5.74 - 7.38 9 3.28 2.46 - 4.10 29.88 -0.01
00:50 79 82 82 South 19.4 22.4 7 7.87 exactly 7.9 7 8.20 7.38 - 9.02 - - - 29.86 -0.02
01:50 81 82 75 SSW 23.3 26.8 7 8.53 exactly 8.5 7 8.20 7.38 - 9.02 - - - 29.83 -0.03
02:50 78 82 82 SSW 21.4 24.6 7 8.53 exactly 8.5 7 8.20 7.38 - 9.02 10 3.28 2.46 - 4.10 29.80 -0.08
03:50 81 82 76 SSW 23.3 26.8 7 9.19 exactly 9.2 7 9.84 9.02 - 10.66 - - - 29.77 -0.08
04:50 81 82 77 SW 21.4 24.6 7 8.86 exactly 8.9 7 8.20 7.38 - 9.02 - - - 29.75 -0.07
05:50 78 82 83 SW 29.2 33.6 7 10.17 exactly 10.2 7 9.84 9.02 - 10.66 - - - 29.76 -0.04
06:50 79 82 83 SSW 23.3 26.8 7 10.83 exactly 10.8 7 11.48 10.66 - 12.30 - - - 29.78 +0.01
07:50 78 82 83 SW 23.3 26.8 8 11.48 exactly 11.5 8 11.48 10.66 - 12.30 - - - 29.79 +0.04
08:50 80 82 75 WSW 21.4 24.6 8 10.17 exactly 10.2 8 9.84 9.02 - 10.66 13 4.92 4.10 - 5.74 29.79 +0.03
09:50 79 82 81 WSW 21.4 24.6 8 11.48 exactly 11.5 8 11.48 10.66 - 12.30 - - - 29.81 +0.03
10:50 81 82 70 West 23.3 26.8 8 11.15 exactly 11.2 8 11.48 10.66 - 12.30 - - - 29.83 +0.04
11:50 80 82 74 West 21.4 24.6 9 11.15 exactly 11.2 7 9.84 9.02 - 10.66 9 6.56 5.74 - 7.38 29.86 +0.07
12:50 80 82 73 West 21.4 24.6 8 10.83 exactly 10.8 8 11.48 10.66 - 12.30 - - - 29.88 +0.06
13:50 80 81 71 West 19.4 22.4 8 10.17 exactly 10.2 8 9.84 9.02 - 10.66 - - - 29.88 +0.05
14:50 80 81 71 West 19.4 22.4 8 11.48 exactly 11.5 8 11.48 10.66 - 12.30 - - - 29.88 +0.02
15:50 80 81 69 West 17.5 20.1 8 10.50 exactly 10.5 8 9.84 9.02 - 10.66 - - - 29.89 +0.01
16:50 80 81 67 West 17.5 20.1 8 11.15 exactly 11.2 8 11.48 10.66 - 12.30 - - - 29.89 +0.01
17:50 80 81 67 West 13.6 15.7 8 10.17 exactly 10.2 6 4.92 4.10 - 5.74 8 8.20 7.38 - 9.02 29.91 +0.03
18:50 80 81 67 West 13.6 15.7 8 8.53 exactly 8.5 6 4.92 4.10 - 5.74 8 8.20 7.38 - 9.02 29.93 +0.04
19:50 80 81 67 West 11.7 13.4 8 8.20 exactly 8.2 5 3.28 2.46 - 4.10 8 6.56 5.74 - 7.38 29.95 +0.06
20:50 80 81 65 West 11.7 13.4 8 7.55 exactly 7.5 6 3.28 2.46 - 4.10 8 6.56 5.74 - 7.38 29.97 +0.06

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 14098 ft 9.25 ft 6.7 sec 6.1 sec 0.6 sec 2400 sec
21:00 14098 ft 9.58 ft 9.1 sec 6.2 sec 0.6 sec 2400 sec
22:00 14098 ft 8.17 ft 10.0 sec 6.1 sec 0.6 sec 2400 sec
23:00 14098 ft 7.97 ft 10.0 sec 6.0 sec 0.6 sec 2400 sec
00:00 14098 ft 8.01 ft 7.1 sec 5.8 sec 0.6 sec 2400 sec
01:00 14098 ft 8.04 ft 6.7 sec 5.8 sec 0.6 sec 2400 sec
02:00 14098 ft 8.46 ft 7.1 sec 5.9 sec 0.6 sec 2400 sec
03:00 14098 ft 8.46 ft 6.7 sec 5.9 sec 0.6 sec 2400 sec
04:00 14098 ft 9.22 ft 7.1 sec 6.0 sec 0.6 sec 2400 sec
05:00 14098 ft 8.86 ft 7.1 sec 5.9 sec 0.6 sec 2400 sec
06:00 14098 ft 10.04 ft 7.1 sec 6.0 sec 0.6 sec 2400 sec
07:00 14098 ft 10.93 ft 7.1 sec 6.3 sec 0.6 sec 2400 sec
08:00 14098 ft 11.32 ft 7.7 sec 6.5 sec 0.6 sec 2400 sec
09:00 14098 ft 10.27 ft 8.3 sec 6.2 sec 0.6 sec 2400 sec
10:00 14098 ft 11.55 ft 8.3 sec 6.7 sec 0.6 sec 2400 sec
11:00 14098 ft 11.25 ft 8.3 sec 6.7 sec 0.6 sec 2400 sec
12:00 14098 ft 11.29 ft 9.1 sec 6.4 sec 0.6 sec 2400 sec
13:00 14098 ft 10.96 ft 8.3 sec 6.5 sec 0.6 sec 2400 sec
14:00 14098 ft 10.24 ft 8.3 sec 6.4 sec 0.6 sec 2400 sec
15:00 14098 ft 11.55 ft 8.3 sec 6.6 sec 0.6 sec 2400 sec
16:00 14098 ft 10.43 ft 8.3 sec 6.4 sec 0.6 sec 2400 sec
17:00 14098 ft 11.25 ft 8.3 sec 6.7 sec 0.6 sec 2400 sec
18:00 14098 ft 10.07 ft 8.3 sec 6.5 sec 0.6 sec 2400 sec
19:00 14098 ft 8.66 ft 8.3 sec 6.4 sec 0.6 sec 2400 sec
21:00 14098 ft 7.45 ft 7.7 sec 6.2 sec 0.6 sec 2400 sec