S HATTERAS NM East of Charleston, SC (41002)

Conditions for Thursday

Current Weather/Wave Observations

Air Temperature:	79° F
Wind direction (W Dir):	SSW (195 - 204 Degrees)
Wind Speed (W Spd):	17.5 kts (20.1 mph)
Wind Gust (W Spd):	19.4 kts (22.4 mph)
Dominant Wave Period (DWP):	7 sec
Dominant Wave Height (DWH):	4.59 ft
Dominant Wave Range (DWR):	exactly 4.6 ft
Wind Wave Period (WWP):	7 sec
Wind Wave Height (WWH):	4.92 ft
Wind Wave Range (WWR):	4.10 - 5.74 ft
Wave Swell Period (WSP):	9 sec
Wave Swell Height (WSH):	1.64 ft
Wave Swell Range (WSR):	0.82 - 2.46 ft
Atmospheric Pressure (AP):	30.06 in
Pressure Tendency (PT):	-0.03 in Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly

Updated: 2:50 AM EDT on June 20, 2013

Marine & Boating

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Current Wave Detail Observations

Updated: 3:00 AM EDT on June 20, 2013

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/Wave Buoy Data for June 20, 2013

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	80	79	-	South	15.6	17.9	7	5.58	exactly 5.6	7	4.92	4.10 - 5.74	10	1.64	0.82 - 2.46	30.05	+0.01
21:50	80	79	-	South	15.6	17.9	7	5.91	exactly 5.9	6	4.92	4.10 - 5.74	7	3.28	2.46 - 4.10	30.08	+0.05
22:50	80	79	-	SSW	15.6	17.9	7	5.25	exactly 5.2	7	4.92	4.10 - 5.74	9	1.64	0.82 - 2.46	30.09	+0.05
23:50	80	79	-	South	15.6	17.9	7	5.58	exactly 5.6	7	4.92	4.10 - 5.74	10	1.64	0.82 - 2.46	30.09	+0.04
00:50	79	79	-	SSW	15.6	17.9	6	5.25	exactly 5.2	6	4.92	4.10 - 5.74	10	1.64	0.82 - 2.46	30.09	-
01:50	79	79	-	SSW	17.5	20.1	6	5.25	exactly 5.2	6	4.92	4.10 - 5.74	9	1.64	0.82 - 2.46	30.08	-0.01
02:50	79	79	-	SSW	17.5	20.1	7	4.59	exactly 4.6	7	4.92	4.10 - 5.74	9	1.64	0.82 - 2.46	30.06	-0.03

Wave Detail Buoy Data for June 20, 2013

Time	Water Depth	Wave Height	Spectral Peak Period	Average Wave Period	Sampling Interval	Wave Record
20:00	14098 ft	5.35 ft	7.1 sec	5.4 sec	0.6 sec	2400 sec
21:00	14098 ft	5.51 ft	7.1 sec	5.3 sec	0.6 sec	2400 sec
22:00	14098 ft	5.74 ft	7.1 sec	5.3 sec	0.6 sec	2400 sec
23:00	14098 ft	5.31 ft	7.1 sec	5.0 sec	0.6 sec	2400 sec
00:00	14098 ft	5.54 ft	7.1 sec	5.1 sec	0.6 sec	2400 sec
01:00	14098 ft	5.25 ft	6.3 sec	5.0 sec	0.6 sec	2400 sec
02:00	14098 ft	5.09 ft	6.3 sec	4.9 sec	0.6 sec	2400 sec
03:00	14098 ft	4.66 ft	7.1 sec	4.7 sec	0.6 sec	2400 sec