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Station 51002 (LLNR 28006) - SOUTHWEST HAWAII - 215NM SSW of Hilo, HI

Owned and maintained by National Data Buoy Center
3-meter foam buoy
SCOOP payload
17.037 N 157.696 W (17°2'14" N 157°41'45" W)

Site elevation: sea level
Air temp height: 4 m above site elevation
Anemometer height: 4 m above site elevation
Barometer elevation: 2.5 m above mean sea level
Sea temp depth: 1 m below water line
Water depth: 4934 m
Watch circle radius: 5096 yards

Latest NWS Marine Forecast

Important Notice to Mariners

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships

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(24 hours for tsunami stations)

Disclaimer

Conditions at 51002 as of
(7:40 am HAST)
1740 GMT on 09/20/2018:
Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Atmospheric Pressure (PRES):	29.87 in

Previous observations

MM	DD	TIME (HAST)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft
09	20	7:30 am	-	-	-	-	-	-	-	29.87	-	-	-	-	-	-	-
09	20	7:20 am	-	-	-	-	-	-	-	29.87	-	-	-	-	-	-	-
09	20	7:10 am	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	20	7:00 am	-	-	-	-	-	-	-	29.86	+0.04	-	-	-	-	-	-
09	20	6:50 am	-	-	-	5.9	12	5.7	S	29.86	-	-	-	-	-	-	-
09	20	6:40 am	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	20	6:30 am	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	20	6:20 am	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	20	6:10 am	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	20	6:00 am	-	-	-	-	-	-	-	29.85	+0.01	-	-	-	-	-	-
09	20	5:50 am	-	-	-	5.9	10	5.7	ENE	29.84	-	-	-	-	-	-	-
09	20	5:40 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	5:30 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	5:20 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	5:10 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	5:00 am	-	-	-	-	-	-	-	29.83	-0.01	-	-	-	-	-	-
09	20	4:50 am	-	-	-	5.9	11	5.8	SE	29.83	-	-	-	-	-	-	-
09	20	4:40 am	-	-	-	5.9	-	5.8	SE	29.83	-	-	-	-	-	-	-
09	20	4:30 am	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	20	4:20 am	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	20	4:10 am	-	-	-	-	-	-	-	29.82	-	-	-	-	-	-	-
09	20	4:00 am	-	-	-	-	-	-	-	29.82	-0.05	-	-	-	-	-	-
09	20	3:50 am	-	-	-	5.6	12	5.7	SE	29.82	-	-	-	-	-	-	-
09	20	3:40 am	-	-	-	5.6	-	5.7	SE	29.82	-	-	-	-	-	-	-
09	20	3:30 am	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	20	3:20 am	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	20	3:10 am	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	20	3:00 am	-	-	-	-	-	-	-	29.83	-0.05	-	-	-	-	-	-
09	20	2:50 am	-	-	-	5.9	12	5.8	SSE	29.83	-	-	-	-	-	-	-
09	20	2:40 am	-	-	-	5.9	-	5.8	SSE	29.84	-	-	-	-	-	-	-
09	20	2:30 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	2:20 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	2:10 am	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	20	2:00 am	-	-	-	-	-	-	-	29.85	-0.04	-	-	-	-	-	-
09	20	1:50 am	-	-	-	6.2	13	6.0	SE	29.85	-	-	-	-	-	-	-
09	20	1:40 am	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	20	1:30 am	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	20	1:20 am	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	20	1:10 am	-	-	-	-	-	-	-	29.87	-	-	-	-	-	-	-
09	20	1:00 am	-	-	-	-	-	-	-	29.87	-0.03	-	-	-	-	-	-
09	20	12:50 am	-	-	-	5.9	12	5.6	SE	29.88	-	-	-	-	-	-	-
09	20	12:40 am	-	-	-	5.9	-	5.6	SE	29.88	-	-	-	-	-	-	-
09	20	12:30 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	20	12:20 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	20	12:10 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	20	12:00 am	-	-	-	-	-	-	-	29.88	-0.01	-	-	-	-	-	-
09	19	11:50 pm	-	-	-	5.6	13	5.8	S	29.88	-	-	-	-	-	-	-
09	19	11:40 pm	-	-	-	5.6	-	5.8	S	29.88	-	-	-	-	-	-	-
09	19	11:30 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:20 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:10 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:00 pm	-	-	-	-	-	-	-	29.89	+0.01	-	-	-	-	-	-
09	19	10:50 pm	-	-	-	5.9	10	5.7	ENE	29.89	-	-	-	-	-	-	-
09	19	10:40 pm	-	-	-	5.9	-	5.7	ENE	29.89	-	-	-	-	-	-	-
09	19	10:30 pm	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	10:20 pm	-	-	-	-	-	-	-	29.90	-	-	-	-	-	-	-
09	19	10:10 pm	-	-	-	-	-	-	-	29.90	-	-	-	-	-	-	-
09	19	10:00 pm	-	-	-	-	-	-	-	29.90	+0.05	-	-	-	-	-	-
09	19	9:50 pm	-	-	-	6.2	14	5.7	SSE	29.90	-	-	-	-	-	-	-
09	19	9:40 pm	-	-	-	6.2	-	5.7	SSE	29.91	-	-	-	-	-	-	-
09	19	9:30 pm	-	-	-	-	-	-	-	29.90	-	-	-	-	-	-	-
09	19	9:20 pm	-	-	-	-	-	-	-	29.90	-	-	-	-	-	-	-
09	19	9:10 pm	-	-	-	-	-	-	-	29.90	-	-	-	-	-	-	-
09	19	9:00 pm	-	-	-	-	-	-	-	29.89	+0.07	-	-	-	-	-	-
09	19	8:50 pm	-	-	-	5.9	14	5.5	SSE	29.89	-	-	-	-	-	-	-
09	19	8:40 pm	-	-	-	5.9	-	5.5	SSE	29.88	-	-	-	-	-	-	-
09	19	8:30 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	8:20 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	8:10 pm	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	8:00 pm	-	-	-	-	-	-	-	29.87	+0.06	-	-	-	-	-	-
09	19	7:50 pm	-	-	-	5.9	14	5.6	S	29.87	-	-	-	-	-	-	-
09	19	7:40 pm	-	-	-	5.9	-	5.6	S	29.86	-	-	-	-	-	-	-
09	19	7:30 pm	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	19	7:20 pm	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	19	7:10 pm	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	19	7:00 pm	-	-	-	-	-	-	-	29.85	+0.04	-	-	-	-	-	-
09	19	6:50 pm	-	-	-	6.2	8	5.5	E	29.84	-	-	-	-	-	-	-
09	19	6:40 pm	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	19	6:30 pm	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	19	6:20 pm	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	19	6:10 pm	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	19	6:00 pm	-	-	-	-	-	-	-	29.82	+0.00	-	-	-	-	-	-
09	19	5:50 pm	-	-	-	5.9	13	5.5	SSW	29.82	-	-	-	-	-	-	-
09	19	5:40 pm	-	-	-	5.9	-	5.5	SSW	29.82	-	-	-	-	-	-	-
09	19	5:30 pm	-	-	-	-	-	-	-	29.82	-	-	-	-	-	-	-
09	19	5:20 pm	-	-	-	-	-	-	-	29.82	-	-	-	-	-	-	-
09	19	5:10 pm	-	-	-	-	-	-	-	29.82	-	-	-	-	-	-	-
09	19	5:00 pm	-	-	-	-	-	-	-	29.81	-0.03	-	-	-	-	-	-
09	19	4:50 pm	-	-	-	5.9	14	5.7	S	29.81	-	-	-	-	-	-	-
09	19	4:40 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	4:30 pm	-	-	-	5.9	-	5.7	S	29.81	-	-	-	-	-	-	-
09	19	4:20 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	4:10 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	4:00 pm	-	-	-	-	-	-	-	29.80	-0.05	-	-	-	-	-	-
09	19	3:50 pm	-	-	-	5.9	13	5.9	S	29.81	-	-	-	-	-	-	-
09	19	3:40 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	3:30 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	3:20 pm	-	-	-	-	-	-	-	29.81	-	-	-	-	-	-	-
09	19	3:10 pm	-	-	-	-	-	-	-	29.82	-	-	-	-	-	-	-
09	19	3:00 pm	-	-	-	-	-	-	-	29.82	-0.05	-	-	-	-	-	-
09	19	2:50 pm	-	-	-	5.9	14	5.7	SSE	29.83	-	-	-	-	-	-	-
09	19	2:40 pm	-	-	-	5.9	-	5.7	SSE	29.83	-	-	-	-	-	-	-
09	19	2:30 pm	-	-	-	-	-	-	-	29.83	-	-	-	-	-	-	-
09	19	2:20 pm	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	19	2:10 pm	-	-	-	-	-	-	-	29.84	-	-	-	-	-	-	-
09	19	2:00 pm	-	-	-	-	-	-	-	29.84	-0.04	-	-	-	-	-	-
09	19	1:50 pm	-	-	-	5.9	8	5.8	E	29.84	-	-	-	-	-	-	-
09	19	1:40 pm	-	-	-	5.9	-	5.8	E	29.85	-	-	-	-	-	-	-
09	19	1:30 pm	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	19	1:20 pm	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	19	1:10 pm	-	-	-	-	-	-	-	29.85	-	-	-	-	-	-	-
09	19	1:00 pm	-	-	-	-	-	-	-	29.85	-0.03	-	-	-	-	-	-
09	19	12:50 pm	-	-	-	6.2	14	5.8	SSE	29.86	-	-	-	-	-	-	-
09	19	12:40 pm	-	-	-	6.2	-	5.8	SSE	29.86	-	-	-	-	-	-	-
09	19	12:30 pm	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	19	12:20 pm	-	-	-	-	-	-	-	29.86	-	-	-	-	-	-	-
09	19	12:10 pm	-	-	-	-	-	-	-	29.87	-	-	-	-	-	-	-
09	19	12:00 pm	-	-	-	-	-	-	-	29.87	-0.02	-	-	-	-	-	-
09	19	11:50 am	-	-	-	5.9	15	5.7	SSE	29.87	-	-	-	-	-	-	-
09	19	11:40 am	-	-	-	5.9	-	5.7	SSE	29.87	-	-	-	-	-	-	-
09	19	11:30 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:20 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:10 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	11:00 am	-	-	-	-	-	-	-	29.88	+0.00	-	-	-	-	-	-
09	19	10:50 am	-	-	-	6.6	14	6.0	S	29.88	-	-	-	-	-	-	-
09	19	10:40 am	-	-	-	6.6	-	6.0	S	29.88	-	-	-	-	-	-	-
09	19	10:30 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	10:20 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	10:10 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	10:00 am	-	-	-	-	-	-	-	29.88	+0.03	-	-	-	-	-	-
09	19	9:50 am	-	-	-	6.6	15	5.8	S	29.88	-	-	-	-	-	-	-
09	19	9:40 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	9:30 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	9:20 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	9:10 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	9:00 am	-	-	-	-	-	-	-	29.89	+0.05	-	-	-	-	-	-
09	19	8:50 am	-	-	-	6.2	15	5.6	S	29.89	-	-	-	-	-	-	-
09	19	8:40 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	8:30 am	-	-	-	-	-	-	-	29.89	-	-	-	-	-	-	-
09	19	8:20 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	8:10 am	-	-	-	-	-	-	-	29.88	-	-	-	-	-	-	-
09	19	8:00 am	-	-	-	-	-	-	-	29.88	+0.05	-	-	-	-	-	-
09	19	7:50 am	-	-	-	5.6	15	5.6	SE	29.87	-	-	-	-	-	-	-

Detailed Wave Summary
for 51002 as of (6:40 am HAST)
1640 GMT on 09/20/2018:
These wave data are displayed in rounded times. Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Significant Wave Height (WVHT):	5.9 ft
	Average Wave Period (APD):	5.7 sec

Previous observations

MM	DD	TIME (HAST)	WVHT ft	SwH ft	SwP sec	SwD	WWH ft	WWP sec	WWD	STEEPNESS	APD sec
09	20	5:40 am	5.9	-	-	-	-	-	-	N/A	5.7
09	20	4:40 am	5.9	-	-	-	-	-	-	N/A	5.8
09	20	3:40 am	5.6	-	-	-	-	-	-	N/A	5.7
09	20	2:40 am	5.9	-	-	-	-	-	-	N/A	5.8
09	20	1:40 am	6.2	-	-	-	-	-	-	N/A	6.0
09	20	12:40 am	5.9	-	-	-	-	-	-	N/A	5.6
09	19	11:40 pm	5.6	-	-	-	-	-	-	N/A	5.8
09	19	10:40 pm	5.9	-	-	-	-	-	-	N/A	5.7
09	19	9:40 pm	6.2	-	-	-	-	-	-	N/A	5.7
09	19	8:40 pm	5.9	-	-	-	-	-	-	N/A	5.5
09	19	7:40 pm	5.9	-	-	-	-	-	-	N/A	5.6
09	19	6:40 pm	6.2	-	-	-	-	-	-	STEEP	5.5
09	19	5:40 pm	5.9	-	-	-	-	-	-	N/A	5.5
09	19	4:40 pm	5.9	-	-	-	-	-	-	N/A	5.7
09	19	3:40 pm	5.9	-	-	-	-	-	-	N/A	5.9
09	19	2:40 pm	5.9	-	-	-	-	-	-	N/A	5.7
09	19	1:40 pm	5.9	-	-	-	-	-	-	STEEP	5.8
09	19	12:40 pm	6.2	-	-	-	-	-	-	N/A	5.8
09	19	11:40 am	5.9	-	-	-	-	-	-	N/A	5.7
09	19	10:40 am	6.6	-	-	-	-	-	-	N/A	6.0
09	19	9:40 am	6.6	-	-	-	-	-	-	N/A	5.8
09	19	8:40 am	6.2	-	-	-	-	-	-	N/A	5.6

Plot of wave energy versus frequency (and period)

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.

The weekly status report and the weekly maintenance report also provide valuable station information.

Note that the payload types and the station locations occasionally change.
Please refer to the NDBC data inventory for the data history of each station.