BUOY 46012 (STORMSURF)

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Buoy 46012 Half Moon Bay
Longitude = 122.70W Latitude = 37.45N
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Frequency Analysis - Current Hour
(Swell height in each period/frequency band)

Measurement Date/Time (GMT)

05/20
11:00:00

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

Current Swell & Surf Analysis
Buoy 46012
11:00:00 (GMT) on 05/20
Sea Height:	4.6 ft
Primary Swell Height:	2.1 ft
Primary Swell Period:	14.6 secs
Surf Height	2.4 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)
05/20	11:00:00	4.6	2.1 se	14.6 secs	3.1 se	7.2 secs	1.4 se	11.5secs	2.4 -3.0	14.6
05/20	10:00:00	4.6	2.0 se	14.6 secs	3.3 se	7.2 secs	1.2 se	11.6secs	2.3 -2.9	14.6
05/20	09:00:00	4.7	1.8 se	14.5 secs	3.3 se	7.2 secs	0.9 se	10.2secs	2.0 -2.5	14.5
05/20	08:00:00	4.3	1.9 se	14.6 secs	2.8 se	7.6 secs	0.0 se	0.0secs	2.2 -2.8	14.6
05/20	07:00:00	4.3	3.1 se	7.2 secs	1.5 se	14.6 secs	1.0 se	11.5secs	1.8 -2.2	7.2
05/20	06:00:00	4.3	1.6 se	14.7 secs	3.1 se	7.2 secs	1.0 se	11.6secs	1.9 -2.3	14.7
05/20	05:00:00	4.4	1.9 se	14.8 secs	3.1 se	7.2 secs	1.0 se	11.6secs	2.2 -2.7	14.8
05/20	04:00:00	4.0	1.7 se	14.5 secs	3.0 se	7.1 secs	0.7 se	10.1secs	2.0 -2.5	14.5
05/20	03:00:00	3.4	1.3 se	16.0 secs	2.3 se	7.2 secs	1.2 se	12.9secs	1.6 -2.0	16.0
05/20	02:00:00	3.4	1.7 se	14.8 secs	2.0 se	7.6 secs	0.9 se	11.6secs	2.0 -2.6	14.8
05/20	01:00:00	3.3	1.4 se	14.8 secs	2.3 se	7.2 secs	0.8 se	11.6secs	1.6 -2.0	14.8
05/20	00:00:00	3.4	1.7 se	14.5 secs	1.0 se	17.5 secs	2.0 se	7.7secs	2.0 -2.5	14.5
05/19	23:00:00	3.3	1.5 se	14.9 secs	2.2 se	7.1 secs	0.8 se	11.7secs	1.8 -2.2	14.9
05/19	22:00:00	3.6	1.6 se	14.7 secs	2.3 se	6.7 secs	0.9 se	11.7secs	1.9 -2.3	14.7
05/19	21:00:00	3.8	1.5 se	16.2 secs	2.4 se	7.6 secs	1.2 se	13.1secs	2.0 -2.5	16.2
05/19	20:00:00	4.0	1.4 se	16.2 secs	2.5 se	7.7 secs	1.2 se	13.0secs	1.8 -2.3	16.2
05/19	19:00:00	4.4	2.0 se	16.1 secs	2.8 se	7.1 secs	0.8 se	11.6secs	2.6 -3.2	16.1
05/19	18:00:00	4.2	1.7 se	16.2 secs	2.8 se	7.1 secs	1.4 se	13.0secs	2.2 -2.7	16.2
05/19	17:00:00	3.8	1.7 se	16.3 secs	2.2 se	7.7 secs	1.3 se	13.0secs	2.3 -2.8	16.3
05/19	16:00:00	4.0	1.7 se	16.4 secs	2.5 se	7.6 secs	1.3 se	13.1secs	2.3 -2.8	16.4
05/19	15:00:00	3.9	1.9 se	15.0 secs	2.2 se	7.2 secs	1.0 se	11.4secs	2.3 -2.9	15.0
05/19	14:00:00	3.8	1.7 se	14.8 secs	2.6 se	7.2 secs	0.9 se	11.5secs	2.0 -2.5	14.8
05/19	13:00:00	3.5	1.7 se	16.0 secs	2.1 se	7.6 secs	0.9 se	11.6secs	2.1 -2.7	16.0
05/19	12:00:00	3.7	1.7 se	16.3 secs	2.4 se	7.2 secs	1.3 se	13.1secs	2.2 -2.7	16.3

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 46012
10:00:00 (GMT) on 05/20
Combined Sea Height:	6.9 ft
Dominant Period:	8.0 secs
Wind Speed:	15.6 kts
Wind Gust:	21.4 kts
Wind Direction:	310 degrees
Barometric Pressure:	1015.0 mbs
Air Temperature:	53.6 degrees
Water Temperature:	53.4 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)
05/20	10:00:00	6.9	8.0	15.6	21.4	310	1015.0	53.6	53.4
05/20	09:00:00	6.9	8.0	15.6	19.5	310	1015.1	53.4	53.4
05/20	08:00:00	7.2	8.0	19.5	23.4	300	1015.1	53.4	52.9
05/20	07:00:00	6.6	8.0	17.6	21.4	310	1015.5	53.6	52.9
05/20	06:00:00	6.6	8.0	17.6	21.4	310	1015.6	53.8	52.9
05/20	05:00:00	6.6	7.0	19.5	23.4	310	1015.7	53.8	53.1
05/20	04:00:00	6.9	7.0	17.6	21.4	310	1015.7	53.8	53.2
05/20	03:00:00	6.2	7.0	17.6	23.4	310	1015.2	54.0	53.2
05/20	02:00:00	5.6	7.0	17.6	21.4	310	1015.2	54.0	53.6
05/20	01:00:00	5.2	7.0	15.6	19.5	310	1014.9	54.0	53.4
05/20	00:00:00	4.9	7.0	13.7	19.5	300	1015.3	54.0	53.2
05/19	23:00:00	4.9	7.0	13.7	15.6	300	1015.4	53.8	53.6
05/19	22:00:00	4.9	7.0	11.7	15.6	300	1015.7	54.0	54.1
05/19	21:00:00	5.6	7.0	11.7	15.6	300	1016.1	54.1	54.3
05/19	20:00:00	5.9	8.0	13.7	15.6	300	1016.4	54.0	54.5
05/19	19:00:00	6.2	8.0	13.7	17.6	300	1016.5	53.8	54.5
05/19	18:00:00	6.2	7.0	11.7	11.7	300	1016.9	53.6	54.3
05/19	17:00:00	6.2	7.0	11.7	15.6	300	1016.6	53.4	53.2
05/19	16:00:00	5.9	7.0	13.7	17.6	310	1016.5	53.4	53.2
05/19	15:00:00	6.2	7.0	13.7	17.6	310	1016.0	53.2	53.1
05/19	14:00:00	5.9	8.0	13.7	15.6	310	1015.7	53.4	52.9
05/19	13:00:00	5.9	8.0	15.6	19.5	310	1015.3	53.4	53.1
05/19	12:00:00	5.2	7.0	17.6	19.5	330	1015.0	53.4	53.2
05/19	11:00:00	5.6	7.0	15.6	19.5	320	1015.0	53.1	53.2

000153962 ___0.101743

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