BUOY 44008 (STORMSURF)

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Buoy 44008 Nantucket
Longitude = 69.43W Latitude = 40.50N
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Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

07/20
16:00:00

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

Current Swell & Surf Analysis
Buoy 44008
16:00:00 (GMT) on 07/20
Sea Height:	2.4 ft
Primary Swell Height:	1.8 ft
Primary Swell Period:	7.7 secs
Surf Height	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)
07/20	16:00:00	2.4	1.8 se	7.7 secs	0.5 se	11.3 secs	0.2 se	14.3secs	1.0 -1.3	7.7
07/20	15:00:00	2.4	1.8 se	8.3 secs	0.4 se	11.8 secs	0.0 se	0.0secs	1.0 -1.3	8.3
07/20	14:00:00	2.5	1.8 se	8.3 secs	0.5 se	12.4 secs	0.0 se	0.0secs	1.0 -1.3	8.3
07/20	13:00:00	2.5	1.8 se	7.7 secs	0.8 se	11.1 secs	0.3 se	14.3secs	1.0 -1.3	7.7
07/20	12:00:00	2.8	2.1 se	8.3 secs	0.7 se	12.1 secs	0.0 se	0.0secs	1.2 -1.6	8.3
07/20	11:00:00	3.0	2.2 se	8.4 secs	0.6 se	12.2 secs	0.0 se	0.0secs	1.3 -1.6	8.4
07/20	10:00:00	2.5	1.8 se	8.3 secs	0.7 se	12.3 secs	0.0 se	0.0secs	1.0 -1.3	8.3
07/20	09:00:00	2.9	2.2 se	8.4 secs	0.6 se	12.3 secs	0.0 se	0.0secs	1.3 -1.7	8.4
07/20	08:00:00	3.0	2.1 se	8.4 secs	0.6 se	12.3 secs	0.0 se	0.0secs	1.2 -1.6	8.4
07/20	07:00:00	2.9	1.9 se	8.3 secs	0.6 se	12.5 secs	0.0 se	0.0secs	1.1 -1.4	8.3
07/20	06:00:00	3.2	2.2 se	7.8 secs	0.8 se	11.1 secs	0.2 se	14.3secs	1.2 -1.5	7.8
07/20	05:00:00	2.8	1.9 se	7.2 secs	0.7 se	11.1 secs	0.2 se	14.3secs	1.0 -1.2	7.2
07/20	04:00:00	3.5	2.5 se	8.2 secs	0.7 se	11.2 secs	0.0 se	0.0secs	1.4 -1.8	8.2
07/20	03:00:00	3.4	2.5 se	7.7 secs	0.7 se	11.0 secs	0.2 se	14.3secs	1.3 -1.7	7.7
07/20	02:00:00	3.5	2.7 se	8.3 secs	0.6 se	12.5 secs	0.0 se	0.0secs	1.6 -2.0	8.3
07/20	01:00:00	3.6	2.5 se	8.2 secs	0.5 se	11.8 secs	0.0 se	0.0secs	1.4 -1.9	8.2
07/20	00:00:00	3.9	2.9 se	7.7 secs	0.7 se	11.0 secs	0.2 se	14.3secs	1.6 -2.0	7.7
07/19	23:00:00	3.7	2.7 se	7.7 secs	0.6 se	11.1 secs	0.2 se	14.3secs	1.5 -1.9	7.7
07/19	22:00:00	3.5	2.7 se	7.8 secs	0.5 se	11.1 secs	0.2 se	14.3secs	1.5 -1.9	7.8
07/19	21:00:00	3.2	2.4 se	7.2 secs	0.7 se	11.1 secs	0.2 se	14.3secs	1.2 -1.6	7.2
07/19	20:00:00	3.4	2.5 se	7.7 secs	0.5 se	11.3 secs	0.2 se	14.3secs	1.3 -1.7	7.7
07/19	19:00:00	3.4	2.5 se	7.2 secs	0.4 se	12.5 secs	0.0 se	0.0secs	1.3 -1.6	7.2
07/19	18:00:00	3.3	2.3 se	7.1 secs	0.4 se	12.6 secs	0.0 se	0.0secs	1.1 -1.4	7.1
07/19	17:00:00	3.4	2.5 se	7.2 secs	0.5 se	12.5 secs	0.0 se	0.0secs	1.2 -1.6	7.2

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
16:50:00 (GMT) on 07/20
Combined Sea Height:	3.6 ft
Dominant Period:	8.0 secs
Wind Speed:	3.9 kts
Wind Gust:	3.9 kts
Wind Direction:	050 degrees
Barometric Pressure:	1015.9 mbs
Air Temperature:	65.8 degrees
Water Temperature:	64.2 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)
07/20	16:50:00	3.6	8.0	3.9	3.9	050	1015.9	65.8	64.2
07/20	15:50:00	3.6	8.0	3.9	3.9	030	1015.7	64.2	61.3
07/20	14:50:00	3.9	8.0	1.9	3.9	020	1015.8	63.0	61.7
07/20	13:50:00	3.6	8.0	3.9	5.8	360	1015.3	63.0	62.1
07/20	12:50:00	3.9	8.0	3.9	5.8	350	1015.3	63.7	63.1
07/20	11:50:00	4.3	8.0	3.9	3.9	010	1014.7	63.7	64.8
07/20	10:50:00	3.9	9.0	1.9	1.9	040	1014.0	63.7	65.3
07/20	09:50:00	4.3	9.0	5.8	7.8	030	1013.4	63.3	65.8
07/20	08:50:00	4.3	9.0	9.8	11.7	350	1012.6	64.0	66.2
07/20	07:50:00	4.6	8.0	7.8	7.8	300	1012.2	66.4	32.0
07/20	06:50:00	4.6	0.0	0.0	0.0	000	1012.7	66.0	65.5
07/20	05:50:00	4.9	7.0	5.8	7.8	270	1011.8	66.0	65.1
07/20	04:50:00	4.6	8.0	7.8	9.8	280	1012.3	66.9	64.9
07/20	03:50:00	5.6	7.0	7.8	9.8	280	1012.0	67.5	64.9
07/20	02:50:00	5.6	8.0	7.8	9.8	280	1011.9	67.6	65.1
07/20	01:50:00	6.2	8.0	7.8	7.8	260	1011.8	67.6	65.3
07/20	00:50:00	5.6	8.0	7.8	9.8	270	1011.2	68.2	66.2
07/19	23:50:00	5.9	7.0	11.7	13.7	280	1010.0	68.5	66.6
07/19	22:50:00	5.9	8.0	11.7	13.7	280	1009.9	68.7	67.5
07/19	21:50:00	6.2	8.0	13.7	15.6	280	1008.9	68.4	67.8
07/19	20:50:00	5.2	0.0	0.0	0.0	000	1009.3	67.6	67.5
07/19	19:50:00	5.2	7.0	7.8	7.8	280	1008.4	66.4	66.9
07/19	18:50:00	5.2	7.0	5.8	7.8	290	1008.4	65.8	32.0
07/19	17:50:00	4.9	7.0	7.8	9.8	310	1008.0	65.3	66.0

000021938 ___0.026186

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