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)

09/18
20:00:00

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

Current Swell & Surf Analysis
Buoy 44008
20:00:00 (GMT) on 09/18
Sea Height:	1.5 ft
Primary Swell Height:	0.7 ft
Primary Swell Period:	12.5 secs
Surf Height	0.6 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)
09/18	20:00:00	1.5	0.7 se	12.5 secs	1.0 se	5.6 secs	0.4 se	9.0secs	0.6 -0.8	12.5
09/18	19:00:00	1.7	0.8 se	12.2 secs	1.1 se	5.6 secs	0.5 se	9.0secs	0.7 -0.9	12.2
09/18	18:00:00	1.7	0.7 se	12.4 secs	1.2 se	5.5 secs	0.4 se	9.0secs	0.6 -0.7	12.4
09/18	17:00:00	1.8	0.8 se	12.4 secs	1.3 se	5.5 secs	0.4 se	9.1secs	0.7 -0.9	12.4
09/18	16:00:00	1.7	0.8 se	12.6 secs	1.2 se	5.5 secs	0.3 se	9.0secs	0.7 -1.0	12.6
09/18	15:00:00	1.6	0.7 se	12.4 secs	1.1 se	5.5 secs	0.4 se	9.0secs	0.6 -0.8	12.4
09/18	14:00:00	1.9	0.9 se	12.4 secs	1.3 se	5.5 secs	0.5 se	8.9secs	0.8 -1.0	12.4
09/18	13:00:00	1.9	0.8 se	12.2 secs	1.3 se	5.5 secs	0.5 se	9.1secs	0.7 -0.9	12.2
09/18	12:00:00	1.6	0.8 se	12.4 secs	0.8 se	7.7 secs	0.0 se	0.0secs	0.7 -0.9	12.4
09/18	11:00:00	1.6	0.8 se	12.4 secs	0.9 se	8.3 secs	0.0 se	0.0secs	0.7 -0.8	12.4
09/18	10:00:00	1.4	0.7 se	12.3 secs	0.9 se	7.2 secs	0.0 se	0.0secs	0.6 -0.8	12.3
09/18	09:00:00	1.6	0.8 se	12.5 secs	1.1 se	7.8 secs	0.0 se	0.0secs	0.7 -0.9	12.5
09/18	08:00:00	1.4	0.8 se	12.5 secs	0.9 se	7.7 secs	0.0 se	0.0secs	0.7 -0.9	12.5
09/18	07:00:00	1.5	0.8 se	12.5 secs	0.9 se	7.7 secs	0.1 se	16.7secs	0.7 -0.9	12.5
09/18	06:00:00	1.6	0.8 se	12.5 secs	1.0 se	7.6 secs	0.1 se	16.7secs	0.7 -0.9	12.5
09/18	05:00:00	1.5	0.7 se	12.5 secs	1.0 se	7.7 secs	0.0 se	0.0secs	0.6 -0.8	12.5
09/18	04:00:00	1.5	0.7 se	12.6 secs	0.9 se	7.1 secs	0.1 se	16.7secs	0.6 -0.8	12.6
09/18	03:00:00	1.5	0.7 se	12.6 secs	0.9 se	7.2 secs	0.1 se	16.7secs	0.6 -0.7	12.6
09/18	02:00:00	1.7	0.7 se	12.6 secs	1.2 se	7.2 secs	0.1 se	16.7secs	0.7 -0.8	12.6
09/18	01:00:00	1.7	0.9 se	12.5 secs	1.1 se	7.6 secs	0.0 se	0.0secs	0.8 -1.0	12.5
09/18	00:00:00	1.7	1.2 se	7.6 secs	0.6 se	12.7 secs	0.0 se	0.0secs	0.6 -0.8	7.6
09/17	23:00:00	1.6	0.8 se	12.7 secs	0.9 se	7.7 secs	0.1 se	17.9secs	0.7 -0.9	12.7
09/17	22:00:00	1.6	0.7 se	12.7 secs	1.0 se	7.7 secs	0.1 se	16.7secs	0.6 -0.8	12.7
09/17	21:00:00	1.8	1.2 se	7.7 secs	0.7 se	12.7 secs	0.1 se	16.7secs	0.6 -0.8	7.7

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
20:50:00 (GMT) on 09/18
Combined Sea Height:	3.0 ft
Dominant Period:	6.0 secs
Wind Speed:	7.8 kts
Wind Gust:	9.8 kts
Wind Direction:	020 degrees
Barometric Pressure:	1015.5 mbs
Air Temperature:	66.0 degrees
Water Temperature:	67.1 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)
09/18	20:50:00	3.0	6.0	7.8	9.8	020	1015.5	66.0	67.1
09/18	19:50:00	3.0	0.0	7.8	9.8	030	1015.4	65.8	66.9
09/18	18:50:00	3.0	5.0	9.8	11.7	030	1015.3	65.5	66.7
09/18	17:50:00	3.0	5.0	9.8	9.8	010	1015.6	64.0	66.4
09/18	16:50:00	3.0	5.0	9.8	13.7	350	1015.7	64.2	66.2
09/18	15:50:00	3.3	5.0	7.8	9.8	290	1016.1	67.3	66.4
09/18	14:50:00	3.6	5.0	9.8	11.7	290	1016.3	67.6	66.7
09/18	13:50:00	3.6	5.0	7.8	9.8	260	1016.5	69.1	67.1
09/18	12:50:00	3.6	5.0	9.8	11.7	260	1016.4	69.1	67.5
09/18	11:50:00	3.6	5.0	15.6	19.5	250	1016.6	71.1	68.0
09/18	10:50:00	3.3	4.0	11.7	11.7	240	1016.4	71.8	68.2
09/18	09:50:00	3.3	4.0	9.8	11.7	240	1016.4	71.2	67.8
09/18	08:50:00	3.0	4.0	9.8	11.7	240	1016.6	71.4	67.8
09/18	07:50:00	2.6	7.0	11.7	11.7	220	1016.8	71.4	66.9
09/18	06:50:00	2.6	8.0	7.8	7.8	210	1017.4	70.0	67.6
09/18	05:50:00	2.3	8.0	7.8	7.8	220	1018.3	70.3	67.5
09/18	04:50:00	2.3	7.0	5.8	7.8	200	1018.8	69.8	66.9
09/18	03:50:00	2.3	7.0	7.8	7.8	180	1019.4	69.4	67.5
09/18	02:50:00	2.6	7.0	3.9	3.9	240	1020.8	69.8	67.6
09/18	01:50:00	2.6	8.0	5.8	7.8	220	1021.1	70.5	67.5
09/18	00:50:00	2.6	8.0	0.0	1.9	000	1021.1	70.3	68.4
09/17	23:50:00	2.3	7.0	0.0	0.0	000	1021.3	71.2	69.1
09/17	22:50:00	2.3	8.0	1.9	1.9	080	1021.4	70.7	69.4
09/17	21:50:00	2.3	7.0	1.9	3.9	100	1021.6	71.8	70.5

000022522 ___0.027461

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