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)

12/21
12:00:00

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

Current Swell & Surf Analysis
Buoy 44008
12:00:00 (GMT) on 12/21
Sea Height:	4.4 ft
Primary Swell Height:	2.2 ft
Primary Swell Period:	10.1 secs
Surf Height	1.6 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)
12/21	12:00:00	4.4	2.2 se	10.1 secs	2.3 se	6.7 secs	0.9 se	13.8secs	1.6 -2.0	10.1
12/21	11:00:00	4.2	2.1 se	10.0 secs	2.1 se	6.7 secs	0.7 se	13.6secs	1.5 -1.9	10.0
12/21	10:00:00	4.3	2.3 se	10.0 secs	2.5 se	5.9 secs	0.8 se	13.1secs	1.6 -2.0	10.0
12/21	09:00:00	4.3	2.5 se	10.0 secs	2.4 se	5.9 secs	0.8 se	13.8secs	1.8 -2.3	10.0
12/21	08:00:00	3.8	2.6 se	10.2 secs	1.9 se	5.5 secs	0.4 se	14.3secs	1.8 -2.3	10.2
12/21	07:00:00	3.4	2.2 se	10.0 secs	1.5 se	5.9 secs	0.3 se	14.3secs	1.6 -2.0	10.0
12/21	06:00:00	3.7	2.6 se	11.0 secs	1.7 se	7.7 secs	0.4 se	14.3secs	2.0 -2.5	11.0
12/21	05:00:00	3.8	2.8 se	10.1 secs	1.6 se	6.7 secs	0.3 se	14.3secs	2.0 -2.5	10.1
12/21	04:00:00	3.9	2.7 se	10.1 secs	1.7 se	6.8 secs	0.2 se	14.3secs	1.9 -2.4	10.1
12/21	03:00:00	4.4	3.3 se	10.0 secs	1.6 se	6.7 secs	0.2 se	14.3secs	2.3 -3.0	10.0
12/21	02:00:00	4.9	3.0 se	10.1 secs	2.4 se	6.7 secs	1.1 se	13.6secs	2.1 -2.8	10.1
12/21	00:00:00	4.8	3.0 se	10.0 secs	2.2 se	6.8 secs	1.1 se	13.1secs	2.1 -2.7	10.0
12/20	23:00:00	5.0	3.6 se	10.1 secs	1.9 se	6.7 secs	0.2 se	14.3secs	2.5 -3.3	10.1
12/20	22:00:00	5.6	4.4 se	10.2 secs	1.4 se	13.5 secs	1.6 se	6.7secs	3.1 -4.0	10.2
12/20	21:00:00	5.9	4.6 se	10.0 secs	2.2 se	6.7 secs	0.6 se	13.2secs	3.2 -4.1	10.0
12/20	20:00:00	6.4	4.7 se	10.1 secs	2.4 se	6.7 secs	0.5 se	14.3secs	3.3 -4.3	10.1
12/20	19:00:00	6.8	5.2 se	10.2 secs	2.5 se	6.7 secs	0.6 se	14.3secs	3.7 -4.7	10.2
12/20	18:00:00	7.1	5.3 se	11.0 secs	3.0 se	7.7 secs	0.6 se	14.3secs	4.1 -5.3	11.0
12/20	17:00:00	7.6	5.1 se	11.1 secs	3.6 se	7.8 secs	0.8 se	15.1secs	4.0 -5.1	11.1
12/20	16:00:00	8.1	5.9 se	11.0 secs	3.6 se	7.7 secs	0.7 se	14.3secs	4.6 -5.9	11.0
12/20	15:00:00	8.8	6.1 se	11.1 secs	4.1 se	7.7 secs	0.7 se	14.3secs	4.7 -6.0	11.1
12/20	14:00:00	10.1	7.8 se	11.0 secs	4.3 se	7.8 secs	1.0 se	14.3secs	6.0 -7.7	11.0
12/20	13:00:00	11.9	9.8 se	11.2 secs	4.2 se	7.7 secs	1.3 se	14.3secs	7.7 -9.9	11.2
12/20	12:00:00	13.7	10.8 se	12.0 secs	5.8 se	8.5 secs	0.0 se	0.0secs	9.1 -11.7	12.0

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
12:00:00 (GMT) on 12/21
Combined Sea Height:	6.9 ft
Dominant Period:	7.0 secs
Wind Speed:	17.6 kts
Wind Gust:	21.4 kts
Wind Direction:	210 degrees
Barometric Pressure:	1015.3 mbs
Air Temperature:	50.0 degrees
Water Temperature:	47.7 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)
12/21	12:00:00	6.9	7.0	17.6	21.4	210	1015.3	50.0	47.7
12/21	11:00:00	6.9	8.0	17.6	21.4	210	1015.4	49.5	47.7
12/21	10:00:00	6.9	6.0	19.5	23.4	210	1015.9	49.1	32.0
12/21	09:00:00	6.6	6.0	17.6	21.4	210	1017.0	48.6	47.8
12/21	08:00:00	6.2	9.0	19.5	25.4	220	1017.8	48.2	47.8
12/21	07:00:00	6.6	9.0	19.5	25.4	210	1017.8	47.3	47.7
12/21	06:00:00	5.6	10.0	21.4	25.4	220	1019.4	46.6	47.3
12/21	05:00:00	5.9	9.0	19.5	25.4	210	1019.4	45.5	32.0
12/21	04:00:00	5.9	10.0	15.6	19.5	200	1019.4	44.6	46.8
12/21	03:00:00	6.2	10.0	13.7	15.6	190	1020.5	43.3	46.6
12/21	02:00:00	6.9	0.0	11.7	15.6	200	1021.2	42.3	46.6
12/21	01:00:00	0.0	0.0	9.8	11.7	200	1021.9	41.7	46.6
12/21	00:00:00	6.9	9.0	9.8	11.7	220	1022.1	41.4	46.6
12/20	23:00:00	7.9	10.0	7.8	9.8	240	1021.7	41.0	46.6
12/20	22:00:00	7.9	10.0	9.8	13.7	270	1021.8	40.6	46.6
12/20	21:00:00	8.5	10.0	11.7	13.7	280	1022.1	40.1	46.6
12/20	20:00:00	8.2	9.0	9.8	13.7	290	1021.5	39.6	46.8
12/20	19:00:00	8.5	10.0	9.8	11.7	310	1020.2	39.0	32.0
12/20	18:00:00	8.9	10.0	11.7	13.7	320	1020.4	38.7	46.9
12/20	17:00:00	9.2	10.0	13.7	17.6	320	1020.4	38.8	46.8
12/20	16:00:00	11.5	10.0	19.5	23.4	310	1020.5	38.8	46.6
12/20	15:00:00	12.5	9.0	19.5	25.4	320	1019.4	38.8	46.6
12/20	14:00:00	12.5	11.0	21.4	25.4	310	1019.5	38.8	32.0
12/20	13:00:00	14.1	11.0	25.4	31.2	300	1019.0	39.2	46.4

000021109 ___0.022552

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