BUOY 44013 (STORMSURF)

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Buoy 44013 Boston
Longitude = 70.69W Latitude = 42.35N
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Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

08/18
11:00:00

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

Current Swell & Surf Analysis
Buoy 44013
11:00:00 (GMT) on 08/18
Sea Height:	0.6 ft
Primary Swell Height:	0.4 ft
Primary Swell Period:	12.5 secs
Surf Height	0.4 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)
08/18	11:00:00	0.6	0.4 se	12.5 secs	0.3 se	9.1 secs	0.1 se	16.7secs	0.4 -0.5	12.5
08/18	10:00:00	0.7	0.5 se	12.3 secs	0.3 se	9.1 secs	0.3 se	5.5secs	0.4 -0.6	12.3
08/18	09:00:00	0.7	0.4 se	12.3 secs	0.3 se	9.1 secs	0.3 se	5.5secs	0.4 -0.5	12.3
08/18	08:00:00	0.6	0.4 se	12.5 secs	0.3 se	7.6 secs	0.0 se	0.0secs	0.4 -0.4	12.5
08/18	07:00:00	0.7	0.4 se	12.5 secs	0.4 se	8.3 secs	0.0 se	0.0secs	0.4 -0.5	12.5
08/18	06:00:00	0.7	0.4 se	12.6 secs	0.3 se	9.1 secs	0.3 se	5.5secs	0.4 -0.4	12.6
08/18	05:00:00	0.7	0.3 se	12.4 secs	0.4 se	8.3 secs	0.0 se	0.0secs	0.3 -0.4	12.4
08/18	04:00:00	0.6	0.3 se	12.4 secs	0.3 se	8.3 secs	0.0 se	16.7secs	0.3 -0.4	12.4
08/18	03:00:00	0.6	0.3 se	12.3 secs	0.4 se	9.0 secs	0.2 se	5.9secs	0.3 -0.4	12.3
08/18	02:00:00	0.6	0.3 se	12.6 secs	0.3 se	9.2 secs	0.2 se	5.9secs	0.3 -0.4	12.6
08/18	01:00:00	0.5	0.3 se	11.2 secs	0.3 se	7.2 secs	0.0 se	14.3secs	0.3 -0.3	11.2
08/18	00:00:00	0.6	0.3 se	12.4 secs	0.3 se	9.1 secs	0.2 se	5.9secs	0.3 -0.4	12.4
08/17	23:00:00	0.6	0.4 se	12.5 secs	0.4 se	9.1 secs	0.2 se	5.5secs	0.4 -0.5	12.5
08/17	22:00:00	0.6	0.4 se	12.6 secs	0.3 se	9.1 secs	0.2 se	5.5secs	0.4 -0.5	12.6
08/17	21:00:00	0.6	0.4 se	12.6 secs	0.3 se	9.2 secs	0.2 se	5.9secs	0.4 -0.5	12.6
08/17	20:00:00	0.6	0.3 se	11.3 secs	0.3 se	7.7 secs	0.0 se	0.0secs	0.3 -0.4	11.3
08/17	19:00:00	0.6	0.3 se	10.1 secs	0.3 se	6.7 secs	0.0 se	0.0secs	0.2 -0.3	10.1
08/17	18:00:00	0.6	0.3 se	10.0 secs	0.3 se	5.5 secs	0.0 se	0.0secs	0.2 -0.3	10.0
08/17	17:00:00	0.6	0.4 se	9.0 secs	0.3 se	5.9 secs	0.1 se	12.5secs	0.3 -0.3	9.0
08/17	16:00:00	0.6	0.3 se	10.1 secs	0.3 se	6.8 secs	0.0 se	0.0secs	0.3 -0.4	10.1
08/17	15:00:00	0.5	0.3 se	7.7 secs	0.0 se	0.0 secs	se	secs	0.2 -0.3	7.7
08/17	14:00:00	0.5	0.3 se	10.1 secs	0.2 se	6.7 secs	0.0 se	14.3secs	0.3 -0.3	10.1
08/17	13:00:00	0.5	0.3 se	11.1 secs	0.2 se	7.8 secs	0.0 se	0.0secs	0.3 -0.4	11.1
08/17	12:00:00	0.5	0.3 se	12.5 secs	0.3 se	9.1 secs	0.1 se	5.9secs	0.3 -0.4	12.5

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 44013
11:50:00 (GMT) on 08/18
Combined Sea Height:	1.0 ft
Dominant Period:	12.0 secs
Wind Speed:	3.9 kts
Wind Gust:	5.8 kts
Wind Direction:	020 degrees
Barometric Pressure:	1011.2 mbs
Air Temperature:	67.6 degrees
Water Temperature:	68.2 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)
08/18	11:50:00	1.0	12.0	3.9	5.8	020	1011.2	67.6	68.2
08/18	10:50:00	1.0	5.0	5.8	5.8	340	1010.4	66.9	68.4
08/18	09:50:00	1.3	4.0	5.8	7.8	330	1010.1	67.3	68.2
08/18	08:50:00	1.3	4.0	3.9	3.9	340	1010.1	68.0	68.2
08/18	07:50:00	1.6	4.0	3.9	5.8	010	1010.2	68.5	68.4
08/18	06:50:00	1.6	0.0	1.9	1.9	040	1010.3	68.2	68.4
08/18	05:50:00	1.3	4.0	1.9	1.9	080	1010.6	68.0	68.4
08/18	04:50:00	1.3	4.0	3.9	3.9	090	1010.6	68.0	68.4
08/18	03:50:00	1.0	5.0	3.9	5.8	130	1010.8	68.2	68.4
08/18	02:50:00	1.0	5.0	5.8	5.8	110	1010.9	68.2	68.4
08/18	01:50:00	1.0	3.0	5.8	7.8	110	1011.0	68.2	68.4
08/18	00:50:00	1.0	3.0	7.8	7.8	150	1011.0	68.5	68.4
08/17	23:50:00	1.3	3.0	7.8	7.8	130	1010.8	68.5	68.4
08/17	22:50:00	1.3	4.0	7.8	9.8	140	1010.7	68.4	68.5
08/17	21:50:00	1.6	4.0	7.8	9.8	140	1011.0	68.2	68.7
08/17	20:50:00	1.6	4.0	7.8	11.7	140	1010.9	68.2	68.7
08/17	19:50:00	1.6	0.0	9.8	11.7	150	1010.6	32.0	68.9
08/17	18:50:00	2.0	4.0	9.8	11.7	150	1011.2	68.2	68.7
08/17	17:50:00	2.0	4.0	11.7	13.7	160	1011.5	68.2	68.5
08/17	16:50:00	1.6	3.0	11.7	13.7	160	1011.7	68.4	68.7
08/17	15:50:00	1.6	3.0	11.7	13.7	170	1012.5	67.6	68.7
08/17	14:50:00	1.6	3.0	13.7	17.6	160	1012.9	67.5	68.7
08/17	13:50:00	1.3	3.0	11.7	13.7	170	1013.1	67.6	69.1
08/17	12:50:00	1.6	3.0	11.7	13.7	180	1013.2	67.1	69.3

000016481 ___0.030115

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