BUOY 44008 (STORMSURF)

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Buoy 44008 Nantucket
Longitude = 69.43W Latitude = 40.50N
FAQs

Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

07/04
21:00:00

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

Current Swell & Surf Analysis
Buoy 44008
21:00:00 (GMT) on 07/04
Sea Height:	1.6 ft
Primary Swell Height:	0.5 ft
Primary Swell Period:	12.8 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)
07/04	21:00:00	1.6	0.5 se	12.8 secs	1.1 se	5.9 secs	0.6 se	9.0secs	0.5 -0.6	12.8
07/04	20:00:00	1.4	0.5 se	12.9 secs	1.0 se	5.9 secs	0.6 se	9.1secs	0.5 -0.6	12.9
07/04	19:00:00	1.4	0.6 se	12.6 secs	1.1 se	5.5 secs	0.4 se	9.1secs	0.5 -0.7	12.6
07/04	18:00:00	1.4	1.1 se	5.5 secs	0.4 se	12.9 secs	0.4 se	9.1secs	0.4 -0.6	5.5
07/04	17:00:00	1.2	0.5 se	12.8 secs	0.9 se	5.6 secs	0.4 se	9.1secs	0.4 -0.5	12.8
07/04	16:00:00	1.5	0.5 se	14.3 secs	1.2 se	5.5 secs	0.4 se	10.1secs	0.5 -0.7	14.3
07/04	15:00:00	1.2	0.4 se	12.9 secs	0.9 se	5.5 secs	0.4 se	9.1secs	0.4 -0.5	12.9
07/04	14:00:00	1.3	0.5 se	13.0 secs	1.0 se	5.5 secs	0.4 se	9.2secs	0.5 -0.6	13.0
07/04	13:00:00	1.7	1.4 se	5.6 secs	0.5 se	13.9 secs	0.5 se	9.0secs	0.5 -0.7	5.6
07/04	12:00:00	1.6	0.5 se	14.3 secs	1.2 se	5.8 secs	0.5 se	9.9secs	0.5 -0.7	14.3
07/04	11:00:00	1.5	0.7 se	14.3 secs	1.0 se	5.6 secs	0.4 se	11.3secs	0.7 -0.9	14.3
07/04	10:00:00	1.5	0.6 se	12.8 secs	1.0 se	6.2 secs	0.1 se	16.7secs	0.5 -0.6	12.8
07/04	09:00:00	1.5	0.6 se	14.3 secs	1.1 se	6.2 secs	0.4 se	11.2secs	0.6 -0.7	14.3
07/04	08:00:00	1.6	0.6 se	14.3 secs	1.1 se	5.9 secs	0.5 se	9.9secs	0.6 -0.7	14.3
07/04	07:00:00	1.3	0.5 se	14.5 secs	0.9 se	5.9 secs	0.4 se	11.1secs	0.5 -0.6	14.5
07/04	06:00:00	1.4	0.6 se	14.2 secs	1.0 se	5.9 secs	0.4 se	11.2secs	0.6 -0.7	14.2
07/04	05:00:00	1.4	1.1 se	5.6 secs	0.4 se	12.9 secs	0.4 se	9.1secs	0.4 -0.6	5.6
07/04	04:00:00	1.4	1.0 se	5.6 secs	0.3 se	14.6 secs	0.4 se	10.2secs	0.4 -0.5	5.6
07/04	03:00:00	1.6	0.5 se	14.2 secs	1.2 se	5.8 secs	0.4 se	10.1secs	0.5 -0.7	14.2
07/04	02:00:00	1.6	1.2 se	5.9 secs	0.5 se	14.3 secs	0.4 se	11.1secs	0.5 -0.6	5.9
07/04	01:00:00	1.8	0.6 se	14.5 secs	1.3 se	6.2 secs	0.4 se	11.3secs	0.6 -0.8	14.5
07/04	00:00:00	1.9	1.5 se	6.3 secs	0.4 se	12.8 secs	0.0 se	0.0secs	0.7 -0.8	6.3
07/03	23:00:00	1.9	1.5 se	6.3 secs	0.5 se	14.5 secs	0.4 se	10.0secs	0.7 -0.9	6.3
07/03	22:00:00	1.9	1.4 se	6.7 secs	0.6 se	14.6 secs	0.4 se	11.2secs	0.6 -0.8	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 07/04
Combined Sea Height:	2.6 ft
Dominant Period:	6.0 secs
Wind Speed:	9.8 kts
Wind Gust:	11.7 kts
Wind Direction:	240 degrees
Barometric Pressure:	1010.5 mbs
Air Temperature:	68.5 degrees
Water Temperature:	66.0 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)
07/04	21:50:00	2.6	6.0	9.8	11.7	240	1010.5	68.5	66.0
07/04	20:50:00	2.6	6.0	7.8	9.8	240	1010.6	68.2	66.9
07/04	19:50:00	2.6	5.0	9.8	11.7	240	1010.6	68.5	66.7
07/04	18:50:00	2.6	0.0	11.7	11.7	250	1010.9	32.0	66.6
07/04	17:50:00	2.6	6.0	9.8	11.7	250	1010.9	67.5	65.8
07/04	16:50:00	2.3	5.0	9.8	11.7	260	1011.2	66.9	65.7
07/04	15:50:00	2.6	5.0	9.8	11.7	260	1011.5	66.0	64.4
07/04	14:50:00	2.6	5.0	7.8	9.8	250	1011.0	66.0	64.4
07/04	13:50:00	2.6	6.0	7.8	9.8	270	1010.9	65.3	63.9
07/04	12:50:00	2.6	6.0	5.8	5.8	260	1010.9	61.9	57.7
07/04	11:50:00	2.6	6.0	5.8	5.8	270	1010.9	60.3	55.6
07/04	10:50:00	2.6	6.0	5.8	5.8	280	1010.7	60.3	55.0
07/04	09:50:00	2.6	6.0	5.8	7.8	280	1010.5	59.9	54.9
07/04	08:50:00	2.6	0.0	5.8	7.8	250	1010.4	32.0	32.0
07/04	07:50:00	2.6	6.0	7.8	7.8	240	1010.1	61.7	55.9
07/04	06:50:00	2.6	6.0	9.8	9.8	230	1010.4	63.5	58.6
07/04	05:50:00	2.6	6.0	7.8	9.8	230	1010.5	63.0	59.2
07/04	04:50:00	3.0	6.0	7.8	7.8	240	1010.8	62.6	59.9
07/04	03:50:00	3.0	6.0	7.8	9.8	250	1011.2	62.8	61.0
07/04	02:50:00	3.0	6.0	9.8	11.7	260	1011.4	63.9	61.3
07/04	01:50:00	3.3	6.0	7.8	9.8	240	1011.4	63.9	60.6
07/04	00:50:00	3.3	6.0	7.8	9.8	250	1011.0	62.2	57.6
07/03	23:50:00	3.6	6.0	7.8	9.8	250	1011.0	63.1	57.4
07/03	22:50:00	3.3	7.0	7.8	9.8	260	1010.9	63.3	57.6

000021776 ___0.023854

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