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)

10/21
18:00:00

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

Current Swell & Surf Analysis
Buoy 44008
18:00:00 (GMT) on 10/21
Sea Height:	12.2 ft
Primary Swell Height:	10.1 ft
Primary Swell Period:	10.2 secs
Surf Height	7.2 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)
10/21	18:00:00	12.2	10.1 se	10.2 secs	4.0 se	6.7 secs	0.0 se	0.0secs	7.2 -9.3	10.2
10/21	17:00:00	12.3	10.1 se	10.2 secs	3.9 se	7.2 secs	0.0 se	0.0secs	7.2 -9.3	10.2
10/21	16:00:00	11.9	9.3 se	10.2 secs	5.1 se	7.2 secs	0.0 se	0.0secs	6.6 -8.5	10.2
10/21	15:00:00	11.7	8.7 se	10.1 secs	3.9 se	6.7 secs	1.0 se	14.3secs	6.2 -8.0	10.1
10/21	14:00:00	10.4	7.0 se	10.1 secs	3.7 se	6.7 secs	0.0 se	0.0secs	4.9 -6.4	10.1
10/21	13:00:00	12.4	9.7 se	10.1 secs	4.5 se	6.7 secs	0.6 se	14.3secs	6.8 -8.8	10.1
10/21	12:00:00	10.4	8.0 se	10.1 secs	3.4 se	6.7 secs	0.5 se	14.3secs	5.6 -7.2	10.1
10/21	11:00:00	11.5	9.1 se	10.1 secs	3.2 se	6.7 secs	0.5 se	14.3secs	6.4 -8.3	10.1
10/21	10:00:00	11.4	8.7 se	9.9 secs	4.2 se	6.8 secs	2.2 se	12.9secs	6.0 -7.7	9.9
10/21	09:00:00	9.9	7.5 se	9.1 secs	1.1 se	13.1 secs	2.5 se	5.9secs	4.8 -6.1	9.1
10/21	08:00:00	8.9	6.4 se	10.0 secs	3.9 se	6.7 secs	0.4 se	14.3secs	4.5 -5.8	10.0
10/21	07:00:00	9.6	7.3 se	9.1 secs	2.4 se	5.9 secs	0.5 se	12.5secs	4.6 -6.0	9.1
10/21	06:00:00	9.8	7.5 se	9.1 secs	2.9 se	5.6 secs	0.5 se	12.5secs	4.8 -6.1	9.1
10/21	05:00:00	9.6	7.2 se	9.0 secs	2.7 se	6.0 secs	0.9 se	12.5secs	4.5 -5.8	9.0
10/21	04:00:00	9.9	6.9 se	9.1 secs	2.8 se	5.9 secs	0.5 se	12.5secs	4.4 -5.7	9.1
10/21	03:00:00	8.2	5.8 se	8.4 secs	2.0 se	11.7 secs	0.0 se	0.0secs	3.4 -4.4	8.4
10/21	02:00:00	8.8	6.7 se	7.7 secs	4.1 se	10.8 secs	0.0 se	0.0secs	3.6 -4.6	7.7
10/21	01:00:00	8.5	5.4 se	10.1 secs	3.8 se	6.7 secs	0.0 se	0.0secs	3.8 -4.9	10.1
10/21	00:00:00	8.5	5.5 se	10.0 secs	3.9 se	6.7 secs	0.4 se	14.3secs	3.8 -4.9	10.0
10/20	23:00:00	7.6	4.4 se	10.1 secs	4.0 se	6.7 secs	1.2 se	13.6secs	3.1 -4.0	10.1
10/20	22:00:00	8.0	5.6 se	7.7 secs	3.5 se	10.9 secs	0.0 se	0.0secs	3.0 -3.9	7.7
10/20	21:00:00	8.0	5.5 se	10.1 secs	3.7 se	6.8 secs	0.0 se	0.0secs	3.9 -5.0	10.1
10/20	20:00:00	7.4	5.0 se	10.2 secs	3.2 se	6.7 secs	0.3 se	14.3secs	3.6 -4.6	10.2
10/20	19:00:00	6.6	4.0 se	10.2 secs	3.4 se	6.7 secs	1.3 se	13.4secs	2.8 -3.7	10.2

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
17:50:00 (GMT) on 10/21
Combined Sea Height:	14.8 ft
Dominant Period:	11.0 secs
Wind Speed:	31.2 kts
Wind Gust:	39.0 kts
Wind Direction:	040 degrees
Barometric Pressure:	1014.5 mbs
Air Temperature:	56.3 degrees
Water Temperature:	60.3 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)
10/21	17:50:00	14.8	11.0	31.2	39.0	040	1014.5	56.3	60.3
10/21	16:50:00	16.7	10.0	31.2	39.0	040	1015.1	56.5	59.5
10/21	15:50:00	16.1	11.0	31.2	39.0	040	1015.9	56.5	60.1
10/21	14:50:00	15.1	8.0	31.2	37.0	040	1017.0	56.7	60.4
10/21	13:50:00	16.4	10.0	31.2	37.0	040	1017.2	56.5	32.0
10/21	12:50:00	15.7	10.0	31.2	39.0	040	1017.3	56.7	60.4
10/21	11:50:00	14.1	10.0	29.2	35.1	040	1016.9	57.0	60.6
10/21	10:50:00	14.8	10.0	27.3	35.1	040	1017.4	57.4	60.6
10/21	09:50:00	12.5	8.0	31.2	39.0	040	1016.7	57.6	60.4
10/21	08:50:00	12.5	10.0	29.2	37.0	040	1016.2	57.6	58.5
10/21	07:50:00	12.8	8.0	29.2	37.0	040	1016.9	58.1	59.5
10/21	06:50:00	14.1	8.0	31.2	35.1	040	1016.9	58.3	32.0
10/21	05:50:00	14.1	8.0	31.2	37.0	040	1016.7	58.5	60.3
10/21	04:50:00	15.4	8.0	29.2	35.1	040	1017.2	58.8	60.3
10/21	03:50:00	13.8	8.0	29.2	35.1	040	1017.9	59.0	60.4
10/21	02:50:00	13.8	8.0	29.2	37.0	040	1018.2	58.6	59.9
10/21	01:50:00	13.4	8.0	29.2	35.1	040	1019.0	58.3	59.4
10/21	00:50:00	12.1	7.0	27.3	33.1	040	1018.8	58.1	32.0
10/20	23:50:00	11.5	8.0	27.3	33.1	030	1018.7	58.5	59.4
10/20	22:50:00	11.2	8.0	25.4	33.1	030	1018.3	58.5	59.4
10/20	21:50:00	11.2	7.0	25.4	31.2	030	1017.8	58.6	59.4
10/20	20:50:00	10.8	8.0	27.3	33.1	020	1016.7	58.3	59.4
10/20	19:50:00	11.5	10.0	27.3	31.2	020	1016.8	58.8	59.4
10/20	18:50:00	11.8	8.0	27.3	31.2	020	1016.3	58.8	59.4

000022859 ___0.023377

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