BUOY 51004 (STORMSURF)

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Buoy 51004 Southeast Hawaii
Longitude = 152.52W Latitude = 17.44N
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Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

03/21
17:00:00

Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile

Current Swell & Surf Analysis
Buoy 51004
17:00:00 (GMT) on 03/21
Sea Height:	4.8 ft
Primary Swell Height:	4.1 ft
Primary Swell Period:	12.4 secs
Surf Height	3.8 ft

24 Hour Observation

Date (Month/Day)	Time (GMT)	Sea Height [>5 secs] (ft)	Primary Swell		Secondary Swell		Tertiary Swell		Estimated Surf Height (ft)	Primary Period (secs)
Date (Month/Day)	Time (GMT)	Sea Height [>5 secs] (ft)	Height (ft)	Period (secs)	Height (ft)	Period (secs)	Height (ft)	Period (secs)	Estimated Surf Height (ft)	Primary Period (secs)
03/21	17:00:00	4.8	4.1 se	12.4 secs	2.0 se	16.6 secs	1.0 se	20.0secs	3.8 -4.3	12.4
03/21	16:00:00	4.8	4.1 se	12.4 secs	2.0 se	16.2 secs	1.7 se	9.2secs	3.8 -4.3	12.4
03/21	15:00:00	4.8	4.1 se	12.4 secs	1.8 se	9.2 secs	0.5 se	18.0secs	3.9 -4.4	12.4
03/21	14:00:00	4.6	3.9 se	12.3 secs	1.6 se	15.8 secs	1.9 se	9.3secs	3.6 -4.1	12.3
03/21	13:00:00	5.2	4.6 se	12.4 secs	2.1 se	16.1 secs	1.8 se	9.3secs	4.3 -4.9	12.4
03/21	12:00:00	5.4	4.8 se	12.4 secs	1.9 se	16.2 secs	1.8 se	9.3secs	4.4 -5.0	12.4
03/21	11:00:00	5.4	4.9 se	12.5 secs	2.4 se	15.6 secs	1.6 se	9.2secs	4.6 -5.2	12.5
03/21	10:00:00	5.8	5.1 se	12.6 secs	2.7 se	15.8 secs	2.1 se	9.3secs	4.8 -5.4	12.6
03/21	09:00:00	4.9	4.2 se	12.6 secs	1.9 se	9.2 secs	0.5 se	17.8secs	4.0 -4.5	12.6
03/21	08:00:00	4.5	3.8 se	12.5 secs	1.9 se	9.3 secs	0.3 se	18.0secs	3.6 -4.1	12.5
03/21	07:00:00	5.2	4.6 se	12.4 secs	2.0 se	9.3 secs	0.5 se	18.2secs	4.2 -4.8	12.4
03/21	06:00:00	4.3	3.6 se	12.5 secs	1.8 se	9.3 secs	1.0 se	6.3secs	3.4 -3.8	12.5
03/21	05:00:00	4.9	4.1 se	12.5 secs	2.2 se	15.7 secs	2.0 se	9.4secs	3.8 -4.3	12.5
03/21	04:00:00	4.1	3.3 se	12.4 secs	1.7 se	15.6 secs	1.8 se	9.3secs	3.0 -3.4	12.4
03/21	03:00:00	4.7	4.1 se	12.4 secs	2.0 se	15.5 secs	1.7 se	9.3secs	3.8 -4.3	12.4
03/21	02:00:00	4.5	3.9 se	12.4 secs	1.6 se	9.3 secs	0.7 se	16.7secs	3.6 -4.1	12.4
03/21	01:00:00	4.8	4.3 se	12.3 secs	1.6 se	9.2 secs	0.5 se	16.7secs	4.0 -4.5	12.3
03/21	00:00:00	4.7	4.2 se	12.3 secs	1.6 se	16.0 secs	0.6 se	20.0secs	3.9 -4.4	12.3
03/20	23:00:00	3.8	3.1 se	12.4 secs	1.4 se	15.6 secs	1.6 se	9.3secs	2.9 -3.2	12.4
03/20	22:00:00	4.6	4.1 se	12.2 secs	1.6 se	16.0 secs	1.3 se	9.2secs	3.7 -4.2	12.2
03/20	21:00:00	4.7	4.2 se	12.4 secs	0.9 se	17.3 secs	1.3 se	9.2secs	3.9 -4.4	12.4
03/20	20:00:00	4.3	3.7 se	12.5 secs	1.5 se	9.3 secs	0.7 se	17.4secs	3.4 -3.9	12.5
03/20	19:00:00	4.1	3.5 se	12.3 secs	1.4 se	15.6 secs	1.2 se	9.3secs	3.2 -3.7	12.3
03/20	18:00:00	4.4	4.0 se	12.4 secs	1.2 se	9.1 secs	0.5 se	16.7secs	3.7 -4.2	12.4

Surf Height Scale
Size Scale (ft)
>1 1-2 2-3 3-4 4-5 5-6 6-7 7-8 8-9 9-10 10-11 11-12 12-13 13-14 14-15 15-20 20-25 25-30 30-35 35-40 40-45 45+

Swell Period Scal
Period Scale (secs)
6.3 6.7 7.1 7.7 8.3 9.1 10 11.1 12.5 14.3 16.7 20 25 33.3

Current Weather Conditions
Buoy 51004
17:50:00 (GMT) on 03/21
Combined Sea Height:	5.9 ft
Dominant Period:	11.0 secs
Wind Speed:	5.8 kts
Wind Gust:	9.8 kts
Wind Direction:	160 degrees
Barometric Pressure:	1012.5 mbs
Air Temperature:	77.5 degrees
Water Temperature:	78.6 degrees

24 Hour Weather Observation

Date (Month/Day)	Time (GMT)	Combined Sea Height (ft)	Dominant Period (secs)	Wind Speed (kts)	Gust (kts)	Wind Direction (degrees)	Barometric Pressure (mbs)	Air Temperature (F)	Water Temperature (F)
03/21	17:50:00	5.9	11.0	5.8	9.8	160	1012.5	77.5	78.6
03/21	16:50:00	5.6	13.0	5.8	9.8	150	1012.4	77.2	78.6
03/21	15:50:00	5.6	11.0	5.8	9.8	150	1012.1	77.2	78.6
03/21	14:50:00	5.6	11.0	7.8	9.8	150	1011.6	77.2	78.6
03/21	13:50:00	5.9	14.0	7.8	9.8	150	1011.4	77.2	78.6
03/21	12:50:00	5.9	11.0	7.8	9.8	150	1011.7	77.2	78.6
03/21	11:50:00	0.0	0.0	9.8	11.7	150	1011.8	77.2	78.6
03/21	10:50:00	5.2	11.0	9.8	11.7	130	1012.0	77.4	78.8
03/21	09:50:00	5.9	13.0	9.8	11.7	130	1012.3	77.5	79.0
03/21	08:50:00	5.9	13.0	9.8	11.7	130	1012.6	77.5	78.8
03/21	07:50:00	5.9	11.0	9.8	11.7	120	1012.7	77.7	78.8
03/21	06:50:00	4.9	11.0	7.8	11.7	120	1012.4	77.7	78.8
03/21	05:50:00	5.6	14.0	9.8	11.7	120	1011.9	77.7	79.0
03/21	04:50:00	5.6	11.0	7.8	11.7	130	1011.2	77.7	79.2
03/21	03:50:00	5.2	12.0	9.8	11.7	130	1010.5	77.9	79.2
03/21	02:50:00	5.6	11.0	9.8	11.7	130	1009.8	77.9	79.3
03/21	01:50:00	4.9	12.0	9.8	11.7	140	1009.7	77.7	79.2
03/21	00:50:00	5.2	11.0	9.8	11.7	130	1010.0	77.7	79.3
03/20	23:50:00	5.2	11.0	7.8	11.7	130	1010.4	77.7	32.0
03/20	22:50:00	5.9	12.0	9.8	11.7	130	1011.3	77.7	32.0
03/20	21:50:00	5.6	11.0	9.8	11.7	130	1012.1	77.7	78.8
03/20	20:50:00	5.2	11.0	7.8	9.8	130	1013.0	77.7	78.4
03/20	19:50:00	4.9	11.0	9.8	11.7	130	1013.1	77.7	78.3
03/20	18:50:00	5.6	12.0	9.8	11.7	130	1013.3	77.5	78.1

000031029 ___0.027722

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