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)

08/23
18:00:00

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

Current Swell & Surf Analysis
Buoy 44008
18:00:00 (GMT) on 08/23
Sea Height:	2.1 ft
Primary Swell Height:	1.1 ft
Primary Swell Period:	13.9 secs
Surf Height	1.1 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)
08/23	18:00:00	2.1	1.1 se	13.9 secs	0.7 se	10.4 secs	1.1 se	6.2secs	1.1 -1.4	13.9
08/23	17:00:00	1.8	1.1 se	12.8 secs	1.1 se	5.6 secs	0.6 se	9.0secs	0.9 -1.2	12.8
08/23	16:00:00	1.9	1.2 se	13.9 secs	0.6 se	10.3 secs	1.0 se	5.6secs	1.2 -1.5	13.9
08/23	15:00:00	2.1	1.4 se	12.7 secs	1.2 se	5.5 secs	0.6 se	9.1secs	1.2 -1.6	12.7
08/23	14:00:00	1.9	1.3 se	12.6 secs	0.6 se	9.0 secs	0.9 se	5.5secs	1.1 -1.4	12.6
08/23	13:00:00	2.1	1.3 se	13.8 secs	1.2 se	5.6 secs	0.5 se	10.2secs	1.2 -1.6	13.8
08/23	12:00:00	1.8	1.1 se	13.8 secs	0.8 se	7.7 secs	0.0 se	0.0secs	1.1 -1.4	13.8
08/23	11:00:00	1.9	1.1 se	14.0 secs	0.6 se	10.2 secs	1.0 se	5.9secs	1.1 -1.4	14.0
08/23	10:00:00	1.6	0.8 se	13.6 secs	0.6 se	8.4 secs	0.2 se	16.7secs	0.7 -0.9	13.6
08/23	09:00:00	1.6	1.1 se	12.5 secs	0.6 se	8.4 secs	0.1 se	16.7secs	0.9 -1.2	12.5
08/23	08:00:00	1.7	1.3 se	13.7 secs	0.6 se	10.1 secs	0.6 se	6.7secs	1.3 -1.6	13.7
08/23	07:00:00	1.5	1.0 se	13.7 secs	0.6 se	10.2 secs	0.3 se	17.8secs	1.0 -1.3	13.7
08/23	06:00:00	1.6	1.2 se	12.6 secs	0.7 se	8.3 secs	0.2 se	16.7secs	1.0 -1.3	12.6
08/23	05:00:00	1.6	1.2 se	12.7 secs	0.7 se	8.3 secs	0.1 se	16.7secs	1.1 -1.4	12.7
08/23	04:00:00	1.7	1.3 se	13.6 secs	0.7 se	8.3 secs	0.2 se	16.7secs	1.2 -1.6	13.6
08/23	03:00:00	1.4	0.8 se	12.8 secs	0.7 se	8.3 secs	0.0 se	0.0secs	0.8 -1.0	12.8
08/23	02:00:00	1.8	1.3 se	13.9 secs	0.8 se	8.3 secs	0.0 se	0.0secs	1.3 -1.7	13.9
08/23	01:00:00	1.5	0.9 se	14.1 secs	0.8 se	8.3 secs	0.3 se	17.2secs	0.9 -1.2	14.1
08/23	00:00:00	1.7	1.1 se	13.9 secs	0.8 se	8.3 secs	0.0 se	0.0secs	1.0 -1.3	13.9
08/22	23:00:00	1.7	1.0 se	13.9 secs	0.8 se	9.0 secs	0.8 se	5.5secs	0.9 -1.2	13.9
08/22	22:00:00	1.7	1.0 se	14.1 secs	0.8 se	8.3 secs	0.3 se	17.6secs	1.0 -1.2	14.1
08/22	21:00:00	1.8	0.9 se	13.8 secs	1.0 se	8.3 secs	0.0 se	0.0secs	0.9 -1.1	13.8
08/22	20:00:00	1.9	1.1 se	13.8 secs	0.9 se	8.3 secs	0.0 se	0.0secs	1.1 -1.4	13.8
08/22	19:00:00	1.9	1.1 se	13.9 secs	0.9 se	8.3 secs	0.0 se	0.0secs	1.1 -1.4	13.9

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 08/23
Combined Sea Height:	3.0 ft
Dominant Period:	12.0 secs
Wind Speed:	13.7 kts
Wind Gust:	17.6 kts
Wind Direction:	230 degrees
Barometric Pressure:	1010.7 mbs
Air Temperature:	76.3 degrees
Water Temperature:	75.9 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)
08/23	17:50:00	3.0	12.0	13.7	17.6	230	1010.7	76.3	75.9
08/23	16:50:00	3.0	12.0	9.8	11.7	230	1010.2	74.8	75.4
08/23	15:50:00	3.3	12.0	3.9	3.9	270	1009.3	74.8	73.6
08/23	14:50:00	3.3	5.0	11.7	13.7	080	1009.5	73.6	73.0
08/23	13:50:00	3.3	13.0	9.8	11.7	100	1010.1	73.9	73.9
08/23	12:50:00	3.0	0.0	0.0	0.0	000	1011.7	73.9	75.7
08/23	11:50:00	3.0	13.0	9.8	13.7	130	1010.8	74.3	77.0
08/23	10:50:00	3.0	13.0	11.7	13.7	100	1011.4	73.0	77.0
08/23	09:50:00	3.0	13.0	11.7	13.7	070	1011.7	71.4	77.0
08/23	08:50:00	2.3	13.0	11.7	13.7	050	1011.4	70.9	77.2
08/23	07:50:00	2.3	12.0	9.8	11.7	010	1011.9	71.4	77.2
08/23	06:50:00	2.6	13.0	9.8	9.8	020	1012.0	71.6	77.2
08/23	05:50:00	2.3	13.0	7.8	7.8	020	1012.6	71.6	77.2
08/23	04:50:00	0.0	0.0	9.8	11.7	360	1013.4	70.5	77.0
08/23	03:50:00	2.6	13.0	7.8	9.8	040	1013.5	71.6	75.2
08/23	02:50:00	2.3	14.0	5.8	7.8	030	1014.1	70.7	75.0
08/23	01:50:00	2.3	14.0	5.8	5.8	350	1014.7	69.4	73.8
08/23	00:50:00	2.6	13.0	3.9	5.8	350	1015.0	69.3	73.2
08/22	23:50:00	3.0	14.0	0.0	0.0	000	1015.2	70.2	73.0
08/22	22:50:00	3.0	13.0	3.9	5.8	330	1014.2	70.9	73.0
08/22	21:50:00	3.0	14.0	3.9	5.8	300	1014.9	70.9	73.2
08/22	20:50:00	3.3	13.0	7.8	9.8	290	1015.2	70.5	73.4
08/22	19:50:00	3.6	14.0	7.8	9.8	280	1015.5	70.7	72.7
08/22	18:50:00	3.3	0.0	5.8	7.8	280	1015.6	70.7	72.3

000022285 ___0.026874

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