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)

07/18
19:00:00

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

Current Swell & Surf Analysis
Buoy 44008
19:00:00 (GMT) on 07/18
Sea Height:	1.1 ft
Primary Swell Height:	0.9 ft
Primary Swell Period:	13.6 secs
Surf Height	0.8 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)
07/18	19:00:00	1.1	0.9 se	13.6 secs	0.4 se	10.2 secs	0.3 se	7.2secs	0.8 -1.1	13.6
07/18	18:00:00	1.0	0.7 se	13.2 secs	0.4 se	8.3 secs	0.0 se	0.0secs	0.7 -0.9	13.2
07/18	17:00:00	1.0	0.7 se	13.0 secs	0.4 se	8.4 secs	0.0 se	0.0secs	0.6 -0.8	13.0
07/18	16:00:00	1.0	0.7 se	13.9 secs	0.5 se	7.7 secs	0.0 se	0.0secs	0.7 -0.9	13.9
07/18	15:00:00	1.0	0.8 se	13.8 secs	0.4 se	8.3 secs	0.0 se	0.0secs	0.8 -1.0	13.8
07/18	14:00:00	1.1	0.8 se	13.8 secs	0.3 se	10.2 secs	0.4 se	7.1secs	0.8 -1.0	13.8
07/18	13:00:00	1.3	1.0 se	13.8 secs	0.3 se	10.1 secs	0.6 se	5.5secs	0.9 -1.2	13.8
07/18	12:00:00	1.3	0.9 se	13.8 secs	0.5 se	8.4 secs	0.0 se	0.0secs	0.9 -1.1	13.8
07/18	11:00:00	1.4	1.0 se	13.8 secs	0.6 se	8.3 secs	0.0 se	0.0secs	0.9 -1.2	13.8
07/18	10:00:00	1.3	0.9 se	13.9 secs	0.5 se	8.3 secs	0.0 se	0.0secs	0.9 -1.1	13.9
07/18	09:00:00	1.3	0.9 se	13.9 secs	0.4 se	10.2 secs	0.7 se	5.6secs	0.8 -1.1	13.9
07/18	08:00:00	1.6	1.2 se	13.9 secs	0.6 se	8.4 secs	0.0 se	0.0secs	1.2 -1.5	13.9
07/18	07:00:00	1.4	0.9 se	14.2 secs	0.5 se	9.0 secs	0.8 se	5.5secs	0.9 -1.1	14.2
07/18	06:00:00	1.4	0.9 se	14.3 secs	0.8 se	5.5 secs	0.3 se	10.1secs	0.9 -1.1	14.3
07/18	05:00:00	1.5	1.0 se	14.1 secs	1.0 se	5.5 secs	0.3 se	10.1secs	1.0 -1.3	14.1
07/18	04:00:00	1.5	0.9 se	14.2 secs	0.9 se	5.5 secs	0.3 se	10.2secs	0.9 -1.2	14.2
07/18	03:00:00	1.5	0.9 se	14.5 secs	0.9 se	5.5 secs	0.3 se	9.9secs	0.9 -1.2	14.5
07/18	02:00:00	1.4	0.8 se	14.4 secs	0.9 se	5.6 secs	0.3 se	8.9secs	0.8 -1.0	14.4
07/18	01:00:00	1.6	0.9 se	14.4 secs	1.0 se	5.9 secs	0.4 se	9.0secs	0.9 -1.2	14.4
07/18	00:00:00	1.5	0.9 se	14.1 secs	0.8 se	6.2 secs	0.4 se	9.9secs	0.9 -1.2	14.1
07/17	23:00:00	1.7	1.1 se	14.3 secs	1.0 se	6.2 secs	0.3 se	10.1secs	1.1 -1.4	14.3
07/17	22:00:00	1.6	1.0 se	14.6 secs	1.0 se	6.3 secs	0.4 se	11.5secs	1.0 -1.3	14.6
07/17	21:00:00	1.6	1.0 se	14.3 secs	0.9 se	6.2 secs	0.4 se	9.9secs	1.0 -1.3	14.3
07/17	20:00:00	1.7	0.9 se	14.4 secs	1.1 se	5.9 secs	0.5 se	9.0secs	1.0 -1.2	14.4

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
18:50:00 (GMT) on 07/18
Combined Sea Height:	1.6 ft
Dominant Period:	14.0 secs
Wind Speed:	9.8 kts
Wind Gust:	11.7 kts
Wind Direction:	180 degrees
Barometric Pressure:	1013.8 mbs
Air Temperature:	72.7 degrees
Water Temperature:	69.1 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)
07/18	18:50:00	1.6	14.0	9.8	11.7	180	1013.8	72.7	69.1
07/18	17:50:00	1.3	14.0	7.8	9.8	180	1014.2	72.0	69.4
07/18	16:50:00	1.6	14.0	9.8	9.8	180	1015.2	71.6	69.1
07/18	15:50:00	1.6	14.0	9.8	9.8	160	1015.5	71.4	71.1
07/18	14:50:00	1.6	14.0	7.8	9.8	170	1016.1	71.1	69.1
07/18	13:50:00	1.6	5.0	5.8	5.8	180	1016.5	70.5	68.9
07/18	12:50:00	2.0	13.0	3.9	3.9	200	1017.1	70.0	68.9
07/18	11:50:00	2.0	14.0	3.9	5.8	190	1017.0	69.6	68.9
07/18	10:50:00	2.0	14.0	5.8	7.8	230	1017.5	69.6	69.6
07/18	09:50:00	2.0	15.0	5.8	7.8	230	1017.5	68.9	69.6
07/18	08:50:00	2.0	15.0	5.8	5.8	220	1017.3	68.7	68.0
07/18	07:50:00	2.3	0.0	5.8	5.8	230	1017.2	69.4	69.1
07/18	06:50:00	2.3	5.0	3.9	5.8	230	1017.5	69.1	69.1
07/18	05:50:00	2.3	6.0	5.8	7.8	230	1017.6	69.3	68.4
07/18	04:50:00	2.3	6.0	5.8	5.8	220	1017.6	69.8	69.8
07/18	03:50:00	2.3	14.0	3.9	5.8	200	1017.5	68.9	69.1
07/18	02:50:00	2.3	5.0	3.9	5.8	200	1017.2	68.4	68.2
07/18	01:50:00	2.6	6.0	3.9	3.9	190	1017.6	67.3	68.5
07/18	00:50:00	2.3	6.0	1.9	3.9	210	1016.9	67.3	68.5
07/17	23:50:00	2.3	6.0	3.9	5.8	290	1016.7	67.1	68.9
07/17	22:50:00	2.6	6.0	5.8	5.8	300	1016.2	67.3	66.9
07/17	21:50:00	2.3	6.0	3.9	5.8	290	1015.8	67.6	68.4
07/17	20:50:00	2.3	15.0	3.9	3.9	300	1016.0	67.3	68.7
07/17	19:50:00	2.3	15.0	5.8	7.8	320	1016.2	66.9	68.4

000021916 ___0.024147

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