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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)11/19
20:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
20:00:00 (GMT) on 11/19
Sea Height:5.5 ft
Primary Swell Height: 4.2 ft
Primary Swell Period: 11.1 secs
Surf Height3.3 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)
Height
(ft)
Period
(secs)
Height
(ft)
Period
(secs)
Height
(ft)
Period
(secs)
11/1920:00:005.5 4.2 se11.1 secs2.3 se7.8 secs0.7 se 14.9secs3.3 -4.2 11.1
11/1919:00:006.1 4.9 se11.2 secs2.5 se7.9 secs0.9 se 14.3secs3.8 -4.9 11.2
11/1918:00:006.1 4.7 se11.1 secs2.2 se7.8 secs0.8 se 14.3secs3.7 -4.7 11.1
11/1917:00:006.8 5.3 se11.1 secs2.8 se7.8 secs0.7 se 14.3secs4.1 -5.3 11.1
11/1916:00:007.2 5.8 se11.1 secs2.9 se7.8 secs1.0 se 14.3secs4.5 -5.7 11.1
11/1915:00:007.8 6.3 se11.1 secs2.6 se7.7 secs0.9 se 15.0secs4.9 -6.3 11.1
11/1914:00:008.3 6.2 se11.2 secs3.7 se7.8 secs1.2 se 14.3secs4.8 -6.2 11.2
11/1913:00:008.6 6.9 se11.1 secs3.2 se7.8 secs1.4 se 14.3secs5.4 -6.9 11.1
11/1912:00:008.2 6.6 se11.3 secs3.2 se7.9 secs0.0 se 0.0secs5.2 -6.7 11.3
11/1911:00:008.8 6.5 se12.3 secs5.0 se9.2 secs1.7 se 5.9secs5.5 -7.1 12.3
11/1910:00:008.7 6.5 se12.1 secs4.3 se8.5 secs0.0 se 0.0secs5.5 -7.1 12.1
11/1909:00:009.3 8.1 se11.3 secs1.7 se14.3 secs2.9 se 7.8secs6.4 -8.2 11.3
11/1907:00:0010.0 7.6 se12.3 secs4.9 se9.2 secs2.0 se 5.9secs6.6 -8.4 12.3
11/1906:00:009.4 7.0 se11.2 secs4.2 se7.8 secs1.7 se 14.8secs5.5 -7.1 11.2
11/1905:00:0010.7 8.8 se11.3 secs4.0 se7.8 secs1.5 se 14.9secs6.9 -8.9 11.3
11/1904:00:0010.2 8.0 se11.3 secs4.3 se7.8 secs1.8 se 14.8secs6.3 -8.1 11.3
11/1903:00:0010.0 7.5 se12.2 secs4.7 se9.2 secs2.6 se 6.0secs6.4 -8.3 12.2
11/1902:00:0010.1 7.6 se11.3 secs4.2 se7.8 secs2.0 se 15.1secs6.0 -7.7 11.3
11/1901:00:0010.2 6.7 se12.4 secs5.4 se9.2 secs2.4 se 5.9secs5.8 -7.5 12.4
11/1900:00:009.6 6.6 se12.4 secs4.7 se9.2 secs3.0 se 5.9secs5.7 -7.3 12.4
11/1823:00:0010.9 7.6 se12.4 secs5.6 se9.2 secs1.1 se 16.7secs6.6 -8.5 12.4
11/1822:00:0010.6 7.4 se12.3 secs5.7 se9.3 secs0.9 se 16.7secs6.3 -8.1 12.3
11/1821:00:0011.5 8.2 se12.3 secs6.0 se9.2 secs3.0 se 5.9secs7.1 -9.1 12.3
11/1820:00:0013.0 10.8 se12.3 secs5.1 se9.1 secs2.6 se 6.0secs9.3 -12.0 12.3

 

Surf Height Scale
Size Scale (ft)
>11-22-33-44-55-66-77-88-99-1010-1111-1212-1313-1414-1515-2020-2525-3030-3535-4040-4545+

Swell Period Scal
Period Scale (secs)
6.36.77.17.78.39.11011.112.514.316.7202533.3

 

Current Weather Conditions
Buoy 44008
20:00:00 (GMT) on 11/19
Combined Sea Height:0.0 ft
Dominant Period:0.0 secs
Wind Speed: 11.7 kts
Wind Gust: 15.6 kts
Wind Direction:260 degrees
Barometric Pressure:1008.9 mbs
Air Temperature: 54.5 degrees
Water Temperature:32.0 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)
11/1920:00:000.00.011.715.62601008.954.532.0
11/1919:00:007.210.011.715.62601008.854.556.3
11/1918:00:007.511.05.89.82301008.154.056.3
11/1917:00:007.910.05.89.81701008.252.956.3
11/1916:00:008.910.05.811.72001008.652.056.7
11/1915:00:009.510.03.97.81601008.851.356.7
11/1914:00:000.00.01.95.80101008.949.832.0
11/1913:00:0010.89.01.95.83501008.949.856.7
11/1912:00:000.00.05.89.82901008.448.932.0
11/1911:00:000.00.09.813.73001007.848.932.0
11/1910:00:000.00.011.715.63001007.149.332.0
11/1909:00:000.00.011.717.63001006.249.656.1
11/1908:00:000.00.015.619.53101005.250.732.0
11/1907:00:000.00.013.717.63201004.550.456.5
11/1906:00:000.00.013.717.63401003.450.732.0
11/1905:00:000.00.015.621.43401002.550.532.0
11/1904:00:0013.411.017.623.43401002.450.557.0
11/1903:00:000.00.021.427.33401000.550.732.0
11/1902:00:000.00.021.431.2350999.551.332.0
11/1901:00:000.00.023.429.2350998.951.432.0
11/1900:00:000.00.027.335.1360997.251.855.8
11/1823:00:000.00.027.337.0360997.051.832.0
11/1822:00:000.00.027.335.1360996.452.232.0
11/1821:00:000.00.025.433.1360996.452.355.8

 

000015445 ___0.018289
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