BUOY 44008 (STORMSURF)

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Buoy 44008 Nantucket
Longitude = 69.43W Latitude = 40.50N
FAQs

Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

10/13
14:00:00

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

Current Swell & Surf Analysis
Buoy 44008
14:00:00 (GMT) on 10/13
Sea Height:	15.4 ft
Primary Swell Height:	12.8 ft
Primary Swell Period:	12.4 secs
Surf Height	11.1 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)
10/13	14:00:00	15.4	12.8 se	12.4 secs	7.0 se	9.3 secs	1.0 se	16.7secs	11.1 -14.3	12.4
10/13	13:00:00	15.6	13.1 se	12.1 secs	6.0 se	8.4 secs	0.0 se	0.0secs	11.1 -14.3	12.1
10/13	12:00:00	15.3	13.2 se	12.3 secs	5.7 se	9.1 secs	2.8 se	5.9secs	11.4 -14.6	12.3
10/13	11:00:00	14.7	12.2 se	12.5 secs	6.5 se	9.2 secs	2.5 se	5.9secs	10.7 -13.8	12.5
10/13	10:00:00	14.6	11.6 se	12.5 secs	6.6 se	9.2 secs	1.6 se	16.7secs	10.1 -13.0	12.5
10/13	09:00:00	15.2	12.6 se	12.3 secs	6.6 se	9.2 secs	2.9 se	5.9secs	10.8 -13.9	12.3
10/13	08:00:00	15.3	12.5 se	12.2 secs	5.6 se	8.4 secs	0.9 se	16.7secs	10.7 -13.8	12.2
10/13	07:00:00	15.9	13.1 se	12.3 secs	6.9 se	9.2 secs	3.0 se	5.9secs	11.3 -14.5	12.3
10/13	06:00:00	14.5	12.2 se	11.3 secs	3.0 se	14.7 secs	4.7 se	7.8secs	9.7 -12.4	11.3
10/13	05:00:00	14.8	11.8 se	12.1 secs	6.3 se	8.5 secs	0.6 se	16.7secs	10.0 -12.9	12.1
10/13	04:00:00	14.7	10.9 se	12.1 secs	6.5 se	8.4 secs	1.4 se	16.7secs	9.3 -11.9	12.1
10/13	03:00:00	14.4	10.9 se	12.2 secs	6.2 se	8.4 secs	0.6 se	16.7secs	9.3 -12.0	12.2
10/13	02:00:00	15.0	12.7 se	11.3 secs	5.1 se	7.7 secs	0.0 se	0.0secs	10.0 -12.9	11.3
10/13	01:00:00	13.6	9.7 se	12.2 secs	6.2 se	8.4 secs	0.0 se	0.0secs	8.3 -10.7	12.2
10/13	00:00:00	13.6	10.7 se	11.2 secs	5.9 se	7.7 secs	2.2 se	15.0secs	8.3 -10.7	11.2
10/12	23:00:00	14.8	10.5 se	12.1 secs	7.3 se	8.3 secs	0.7 se	16.7secs	8.9 -11.4	12.1
10/12	22:00:00	13.4	9.8 se	12.1 secs	6.3 se	8.4 secs	0.6 se	16.7secs	8.3 -10.6	12.1
10/12	21:00:00	12.5	8.3 se	12.2 secs	6.5 se	8.4 secs	0.7 se	16.7secs	7.0 -9.0	12.2
10/12	20:00:00	12.4	9.3 se	11.2 secs	5.7 se	7.7 secs	1.8 se	14.3secs	7.3 -9.4	11.2
10/12	19:00:00	11.0	7.3 se	11.1 secs	6.3 se	7.8 secs	1.4 se	14.3secs	5.7 -7.3	11.1
10/12	18:00:00	9.9	7.1 se	11.0 secs	5.0 se	7.8 secs	1.2 se	14.3secs	5.5 -7.0	11.0
10/12	17:00:00	9.6	5.8 se	10.0 secs	3.4 se	13.0 secs	4.9 se	6.8secs	4.0 -5.2	10.0
10/12	16:00:00	8.1	4.5 se	10.0 secs	2.7 se	13.4 secs	4.3 se	6.7secs	3.2 -4.1	10.0
10/12	15:00:00	7.2	4.0 se	8.3 secs	2.5 se	12.4 secs	0.3 se	16.7secs	2.3 -3.0	8.3

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 44008
14:00:00 (GMT) on 10/13
Combined Sea Height:	18.0 ft
Dominant Period:	0.0 secs
Wind Speed:	21.4 kts
Wind Gust:	25.4 kts
Wind Direction:	070 degrees
Barometric Pressure:	1012.9 mbs
Air Temperature:	62.1 degrees
Water Temperature:	59.9 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)
10/13	14:00:00	18.0	0.0	21.4	25.4	070	1012.9	62.1	59.9
10/13	13:00:00	18.7	0.0	21.4	27.3	070	1013.1	62.1	59.9
10/13	12:00:00	19.7	12.0	21.4	25.4	070	1012.8	62.1	60.1
10/13	11:00:00	0.0	0.0	21.4	25.4	070	1012.1	62.1	60.1
10/13	10:00:00	17.7	0.0	21.4	25.4	070	1011.8	62.4	60.1
10/13	09:00:00	17.7	11.0	23.4	29.2	070	1010.7	62.4	60.1
10/13	08:00:00	17.4	0.0	27.3	37.0	070	1010.4	62.1	32.0
10/13	07:00:00	18.0	0.0	29.2	35.1	070	1010.0	62.1	60.3
10/13	06:00:00	18.4	0.0	27.3	35.1	070	1010.2	61.7	60.4
10/13	05:00:00	0.0	0.0	27.3	35.1	070	1010.3	61.7	60.4
10/13	04:00:00	17.7	11.0	29.2	35.1	060	1010.2	61.7	60.6
10/13	03:00:00	16.4	0.0	31.2	37.0	060	1010.7	61.3	60.8
10/13	02:00:00	17.1	12.0	29.2	37.0	060	1011.1	61.2	60.6
10/13	01:00:00	18.7	11.0	31.2	39.0	060	1011.6	61.2	32.0
10/13	00:00:00	18.4	11.0	29.2	41.0	060	1011.8	61.2	60.4
10/12	23:00:00	18.7	11.0	31.2	37.0	060	1012.1	61.2	60.6
10/12	22:00:00	17.7	11.0	31.2	39.0	060	1012.2	61.2	60.6
10/12	21:00:00	0.0	0.0	31.2	39.0	060	1012.9	61.3	60.8
10/12	20:00:00	0.0	0.0	27.3	35.1	060	1013.5	61.7	61.0
10/12	19:00:00	15.7	10.0	27.3	33.1	060	1013.8	62.1	61.0
10/12	18:00:00	13.4	10.0	27.3	33.1	060	1013.8	61.7	60.8
10/12	17:00:00	0.0	0.0	27.3	33.1	060	1013.7	61.5	60.4
10/12	16:00:00	0.0	0.0	27.3	33.1	060	1014.6	61.5	61.2
10/12	15:00:00	10.8	0.0	25.4	31.2	060	1015.6	62.1	60.1

000020799 ___0.028196

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