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)

09/20
21:00:00

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

Current Swell & Surf Analysis
Buoy 44008
21:00:00 (GMT) on 09/20
Sea Height:	1.1 ft
Primary Swell Height:	0.6 ft
Primary Swell Period:	12.1 secs
Surf Height	0.5 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)
09/20	21:00:00	1.1	0.6 se	12.1 secs	0.6 se	6.7 secs	0.0 se	0.0secs	0.5 -0.6	12.1
09/20	20:00:00	1.3	0.7 se	11.9 secs	0.6 se	6.7 secs	0.0 se	0.0secs	0.6 -0.7	11.9
09/20	19:00:00	1.3	0.6 se	12.4 secs	0.6 se	7.7 secs	0.1 se	16.7secs	0.5 -0.7	12.4
09/20	18:00:00	1.2	0.5 se	11.2 secs	0.6 se	7.7 secs	0.1 se	14.3secs	0.4 -0.5	11.2
09/20	17:00:00	1.3	0.6 se	12.2 secs	0.6 se	7.7 secs	0.0 se	0.0secs	0.5 -0.6	12.2
09/20	16:00:00	1.4	0.6 se	11.3 secs	0.8 se	6.6 secs	0.0 se	0.0secs	0.4 -0.6	11.3
09/20	15:00:00	1.3	0.5 se	12.1 secs	0.9 se	5.9 secs	0.4 se	9.0secs	0.4 -0.6	12.1
09/20	14:00:00	1.3	0.6 se	12.0 secs	0.8 se	6.6 secs	0.0 se	0.0secs	0.5 -0.6	12.0
09/20	13:00:00	1.3	0.6 se	11.4 secs	0.8 se	6.7 secs	0.0 se	0.0secs	0.5 -0.6	11.4
09/20	12:00:00	1.4	0.5 se	12.2 secs	0.9 se	6.7 secs	0.0 se	0.0secs	0.5 -0.6	12.2
09/20	11:00:00	1.3	0.9 se	6.7 secs	0.5 se	11.3 secs	0.0 se	0.0secs	0.4 -0.5	6.7
09/20	10:00:00	1.4	1.0 se	6.3 secs	0.4 se	11.2 secs	0.0 se	0.0secs	0.5 -0.6	6.3
09/20	09:00:00	1.6	1.1 se	6.3 secs	0.6 se	11.4 secs	0.0 se	0.0secs	0.5 -0.6	6.3
09/20	08:00:00	1.6	0.6 se	12.1 secs	1.0 se	7.1 secs	0.0 se	0.0secs	0.5 -0.6	12.1
09/20	07:00:00	1.6	0.6 se	12.1 secs	1.0 se	6.6 secs	0.0 se	0.0secs	0.5 -0.7	12.1
09/20	06:00:00	1.7	1.2 se	6.6 secs	0.6 se	12.2 secs	0.0 se	0.0secs	0.5 -0.7	6.6
09/20	05:00:00	1.8	1.4 se	5.9 secs	0.5 se	11.3 secs	0.0 se	0.0secs	0.6 -0.8	5.9
09/20	04:00:00	1.7	1.2 se	5.9 secs	0.6 se	11.3 secs	0.0 se	0.0secs	0.5 -0.7	5.9
09/20	03:00:00	1.9	1.4 se	5.9 secs	0.7 se	12.1 secs	0.5 se	9.0secs	0.6 -0.7	5.9
09/20	02:00:00	2.1	1.7 se	5.9 secs	0.5 se	11.3 secs	0.0 se	0.0secs	0.7 -0.9	5.9
09/20	01:00:00	2.0	1.5 se	5.9 secs	0.6 se	11.4 secs	0.0 se	0.0secs	0.6 -0.8	5.9
09/20	00:00:00	2.0	1.5 se	6.3 secs	0.6 se	12.1 secs	0.0 se	0.0secs	0.7 -0.8	6.3
09/19	23:00:00	2.1	1.5 se	6.6 secs	0.5 se	12.3 secs	0.0 se	0.0secs	0.7 -0.9	6.6
09/19	22:00:00	2.3	1.8 se	6.7 secs	0.5 se	12.1 secs	0.0 se	0.0secs	0.9 -1.1	6.7

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
21:50:00 (GMT) on 09/20
Combined Sea Height:	3.0 ft
Dominant Period:	5.0 secs
Wind Speed:	13.7 kts
Wind Gust:	15.6 kts
Wind Direction:	070 degrees
Barometric Pressure:	1015.6 mbs
Air Temperature:	66.4 degrees
Water Temperature:	67.5 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)
09/20	21:50:00	3.0	5.0	13.7	15.6	070	1015.6	66.4	67.5
09/20	20:50:00	2.6	4.0	11.7	13.7	060	1016.4	66.2	67.6
09/20	19:50:00	2.6	5.0	11.7	13.7	060	1016.7	66.0	67.6
09/20	18:50:00	3.0	5.0	5.8	7.8	090	1017.2	68.7	67.6
09/20	17:50:00	2.6	0.0	7.8	9.8	130	1017.7	68.9	67.5
09/20	16:50:00	3.0	4.0	9.8	11.7	140	1018.3	68.4	67.1
09/20	15:50:00	3.0	4.0	9.8	13.7	140	1018.6	67.8	67.1
09/20	14:50:00	3.3	4.0	11.7	13.7	070	1019.0	64.4	67.8
09/20	13:50:00	3.0	4.0	13.7	15.6	080	1019.4	64.2	68.9
09/20	12:50:00	3.0	4.0	11.7	15.6	090	1020.0	63.3	69.1
09/20	11:50:00	3.0	6.0	13.7	17.6	080	1019.9	62.1	69.3
09/20	10:50:00	2.6	7.0	13.7	15.6	080	1020.2	61.5	69.3
09/20	09:50:00	2.6	6.0	9.8	13.7	080	1020.6	61.0	68.7
09/20	08:50:00	3.0	6.0	11.7	15.6	080	1020.5	60.6	67.3
09/20	07:50:00	2.6	6.0	11.7	15.6	080	1020.7	60.6	32.0
09/20	06:50:00	3.0	0.0	9.8	13.7	070	1021.6	60.6	67.3
09/20	05:50:00	3.0	6.0	9.8	13.7	080	1021.9	60.3	66.6
09/20	04:50:00	3.3	6.0	11.7	13.7	090	1022.0	60.1	65.7
09/20	03:50:00	3.6	6.0	9.8	13.7	070	1022.4	60.1	65.3
09/20	02:50:00	3.3	6.0	11.7	15.6	070	1022.3	60.1	65.7
09/20	01:50:00	3.6	6.0	9.8	13.7	060	1022.2	59.9	66.2
09/20	00:50:00	3.6	6.0	11.7	15.6	040	1022.3	60.3	32.0
09/19	23:50:00	3.3	7.0	11.7	13.7	040	1022.2	60.3	68.2
09/19	22:50:00	3.6	7.0	9.8	11.7	030	1022.1	60.3	68.9

000022540 ___0.029544

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