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)

12/31
09:00:00

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

Current Swell & Surf Analysis
Buoy 44008
09:00:00 (GMT) on 12/31
Sea Height:	8.1 ft
Primary Swell Height:	5.4 ft
Primary Swell Period:	10.1 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)
12/31	09:00:00	8.1	5.4 se	10.1 secs	4.3 se	6.8 secs	0.3 se	14.3secs	3.8 -4.9	10.1
12/31	08:00:00	8.0	5.7 se	10.0 secs	3.5 se	6.7 secs	0.0 se	0.0secs	4.0 -5.1	10.0
12/31	07:00:00	8.8	6.4 se	10.1 secs	3.5 se	6.7 secs	0.5 se	14.3secs	4.5 -5.8	10.1
12/31	06:00:00	8.7	6.9 se	10.0 secs	3.3 se	6.7 secs	0.0 se	0.0secs	4.8 -6.2	10.0
12/31	05:00:00	8.8	6.5 se	10.0 secs	3.5 se	6.7 secs	0.0 se	0.0secs	4.6 -5.9	10.0
12/31	04:00:00	8.4	5.9 se	10.8 secs	3.9 se	7.8 secs	0.5 se	14.3secs	4.5 -5.7	10.8
12/31	03:00:00	8.8	6.7 se	10.1 secs	3.4 se	6.7 secs	0.0 se	0.0secs	4.7 -6.1	10.1
12/31	02:00:00	10.3	8.3 se	10.1 secs	3.9 se	7.1 secs	0.5 se	14.3secs	5.9 -7.6	10.1
12/31	01:00:00	10.2	7.8 se	10.2 secs	3.1 se	6.7 secs	0.7 se	14.3secs	5.5 -7.1	10.2
12/31	00:00:00	10.9	8.4 se	10.1 secs	3.8 se	6.8 secs	0.0 se	0.0secs	5.9 -7.6	10.1
12/30	23:00:00	11.1	8.7 se	10.2 secs	4.1 se	6.8 secs	0.6 se	14.3secs	6.2 -7.9	10.2
12/30	22:00:00	10.6	7.7 se	10.2 secs	4.4 se	6.7 secs	1.0 se	14.3secs	5.5 -7.0	10.2
12/30	21:00:00	11.0	8.4 se	10.1 secs	4.2 se	6.7 secs	0.0 se	0.0secs	5.9 -7.6	10.1
12/30	20:00:00	10.5	8.1 se	10.2 secs	4.0 se	7.2 secs	0.0 se	0.0secs	5.8 -7.4	10.2
12/30	19:00:00	9.9	6.9 se	11.0 secs	4.5 se	7.8 secs	0.6 se	14.3secs	5.3 -6.8	11.0
12/30	18:00:00	10.7	7.6 se	11.0 secs	5.1 se	7.8 secs	1.3 se	14.3secs	5.9 -7.5	11.0
12/30	17:00:00	11.2	7.8 se	11.1 secs	5.4 se	7.8 secs	1.2 se	14.3secs	6.0 -7.7	11.1
12/30	16:00:00	11.7	9.2 se	11.0 secs	5.1 se	7.7 secs	1.0 se	14.3secs	7.1 -9.1	11.0
12/30	15:00:00	11.8	8.9 se	11.0 secs	5.4 se	7.8 secs	1.9 se	14.8secs	6.9 -8.8	11.0
12/30	14:00:00	12.1	9.5 se	10.2 secs	3.1 se	13.6 secs	3.9 se	6.7secs	6.8 -8.7	10.2
12/30	13:00:00	13.8	11.0 se	11.1 secs	5.3 se	7.8 secs	1.2 se	14.3secs	8.6 -11.0	11.1
12/30	12:00:00	13.2	10.4 se	11.1 secs	4.9 se	7.7 secs	2.3 se	14.3secs	8.1 -10.4	11.1
12/30	11:00:00	14.4	11.3 se	11.1 secs	5.7 se	7.8 secs	2.7 se	15.0secs	8.8 -11.3	11.1
12/30	10:00:00	13.6	10.1 se	11.1 secs	6.0 se	7.8 secs	1.9 se	14.3secs	7.8 -10.0	11.1

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
09:00:00 (GMT) on 12/31
Combined Sea Height:	10.8 ft
Dominant Period:	10.0 secs
Wind Speed:	23.4 kts
Wind Gust:	27.3 kts
Wind Direction:	280 degrees
Barometric Pressure:	1007.4 mbs
Air Temperature:	34.5 degrees
Water Temperature:	45.1 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)
12/31	09:00:00	10.8	10.0	23.4	27.3	280	1007.4	34.5	45.1
12/31	08:00:00	0.0	0.0	23.4	29.2	280	1006.6	35.1	45.1
12/31	07:00:00	11.8	10.0	25.4	29.2	280	1006.3	35.2	45.1
12/31	06:00:00	11.8	10.0	25.4	33.1	280	1006.1	35.4	45.1
12/31	05:00:00	11.8	9.0	23.4	31.2	280	1005.2	36.0	32.0
12/31	04:00:00	13.4	10.0	25.4	31.2	270	1005.1	36.5	45.1
12/31	03:00:00	12.5	10.0	23.4	31.2	280	1005.2	36.1	45.3
12/31	02:00:00	0.0	0.0	25.4	31.2	290	1004.9	35.6	45.3
12/31	01:00:00	14.1	9.0	25.4	31.2	280	1004.7	35.8	45.5
12/31	00:00:00	0.0	0.0	25.4	33.1	280	1004.2	35.4	45.5
12/30	23:00:00	0.0	0.0	27.3	35.1	280	1003.6	35.4	32.0
12/30	22:00:00	0.0	0.0	29.2	37.0	270	1002.9	35.1	45.5
12/30	21:00:00	0.0	0.0	27.3	33.1	280	1001.6	36.0	45.5
12/30	20:00:00	15.1	0.0	27.3	35.1	280	1000.9	35.2	45.5
12/30	19:00:00	0.0	0.0	27.3	35.1	270	1000.3	36.0	45.5
12/30	18:00:00	13.4	9.0	25.4	33.1	280	999.8	36.1	45.5
12/30	17:00:00	0.0	0.0	27.3	37.0	280	1000.2	36.3	45.5
12/30	16:00:00	14.8	10.0	27.3	35.1	280	1000.1	35.8	45.5
12/30	15:00:00	15.1	10.0	29.2	37.0	290	1001.1	35.2	45.5
12/30	14:00:00	16.1	10.0	29.2	39.0	280	1001.2	35.4	45.7
12/30	13:00:00	16.4	9.0	29.2	37.0	290	1000.6	35.6	32.0
12/30	12:00:00	17.7	11.0	31.2	41.0	280	999.7	35.4	46.0
12/30	11:00:00	17.1	10.0	33.1	41.0	280	998.7	35.8	46.2
12/30	10:00:00	16.1	9.0	33.1	39.0	280	997.8	36.1	46.2

000021151 ___0.023603

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