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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)04/19
10:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
10:00:00 (GMT) on 04/19
Sea Height:3.4 ft
Primary Swell Height: 2.2 ft
Primary Swell Period: 7.7 secs
Surf Height1.2 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)
04/1910:00:003.4 2.2 se7.7 secs1.0 se11.2 secs0.2 se 14.3secs1.2 -1.5 7.7
04/1909:00:003.4 2.3 se7.1 secs1.1 se11.1 secs0.3 se 14.3secs1.2 -1.5 7.1
04/1908:00:003.4 2.5 se7.1 secs1.0 se11.1 secs0.2 se 14.3secs1.2 -1.6 7.1
04/1907:00:003.0 2.1 se7.2 secs0.9 se11.1 secs0.3 se 15.0secs1.1 -1.4 7.2
04/1906:00:002.8 2.1 se7.2 secs0.7 se12.4 secs0.2 se 16.7secs1.0 -1.3 7.2
04/1905:00:002.7 2.0 se7.1 secs1.0 se12.2 secs0.1 se 16.7secs1.0 -1.3 7.1
04/1904:00:002.8 2.0 se7.7 secs0.9 se12.4 secs0.0 se 0.0secs1.1 -1.4 7.7
04/1903:00:002.8 2.1 se7.6 secs0.8 se12.3 secs0.1 se 16.7secs1.1 -1.4 7.6
04/1902:00:002.7 1.9 se7.1 secs0.8 se12.3 secs0.2 se 16.7secs1.0 -1.2 7.1
04/1901:00:003.1 2.3 se6.7 secs0.9 se12.4 secs0.0 se 0.0secs1.1 -1.4 6.7
04/1900:00:003.1 2.3 se6.6 secs0.7 se12.4 secs0.0 se 0.0secs1.1 -1.4 6.6
04/1823:00:002.7 2.0 se6.3 secs0.8 se11.3 secs0.2 se 14.3secs0.9 -1.1 6.3
04/1822:00:003.0 1.9 se6.2 secs0.9 se11.3 secs0.2 se 14.3secs0.8 -1.1 6.2
04/1821:00:002.6 1.1 se11.2 secs1.8 se5.6 secs0.2 se 14.3secs0.8 -1.1 11.2
04/1820:00:002.2 1.1 se10.2 secs1.0 se7.1 secs0.5 se 13.8secs0.8 -1.0 10.2
04/1819:00:002.1 0.9 se12.4 secs1.1 se9.1 secs1.0 se 5.9secs0.8 -1.0 12.4
04/1818:00:001.9 1.0 se11.2 secs1.1 se7.8 secs0.1 se 14.3secs0.8 -1.0 11.2
04/1817:00:002.1 1.0 se12.4 secs1.2 se8.3 secs0.0 se 0.0secs0.8 -1.1 12.4
04/1816:00:001.9 0.8 se12.5 secs1.1 se7.7 secs0.3 se 16.7secs0.7 -0.9 12.5
04/1815:00:002.1 1.1 se12.3 secs1.2 se7.6 secs0.0 se 0.0secs0.9 -1.2 12.3
04/1814:00:002.2 0.9 se12.5 secs1.5 se7.1 secs0.0 se 0.0secs0.7 -1.0 12.5
04/1813:00:002.5 1.6 se7.1 secs0.8 se12.3 secs0.0 se 0.0secs0.8 -1.0 7.1
04/1812:00:002.4 1.6 se7.6 secs0.9 se12.3 secs0.1 se 16.7secs0.9 -1.1 7.6
04/1811:00:002.6 1.8 se7.7 secs0.8 se11.1 secs0.2 se 14.3secs1.0 -1.3 7.7

 

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
10:50:00 (GMT) on 04/19
Combined Sea Height:4.9 ft
Dominant Period:7.0 secs
Wind Speed: 9.8 kts
Wind Gust: 11.7 kts
Wind Direction:180 degrees
Barometric Pressure:1012.5 mbs
Air Temperature: 46.4 degrees
Water Temperature:46.0 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)
04/1910:50:004.97.09.811.71801012.546.446.0
04/1909:50:005.60.05.85.81801012.446.045.9
04/1908:50:004.97.05.87.82301012.845.945.9
04/1907:50:004.97.05.87.82401012.945.946.0
04/1906:50:004.30.05.87.82401013.345.946.0
04/1905:50:004.37.03.95.82401013.645.546.0
04/1904:50:004.38.03.95.82601014.145.332.0
04/1903:50:004.37.03.95.82901014.745.346.0
04/1902:50:004.38.01.93.93401014.345.146.2
04/1901:50:004.97.05.87.80201014.345.146.2
04/1900:50:004.67.07.87.83301015.044.846.0
04/1823:50:004.96.05.87.80101014.944.846.2
04/1822:50:004.90.00.00.00001015.644.846.2
04/1821:50:004.66.011.711.73601015.244.432.0
04/1820:50:003.95.07.89.83601016.045.145.9
04/1819:50:003.95.09.811.70301016.145.046.0
04/1818:50:003.60.013.715.60401016.245.046.0
04/1817:50:003.38.011.717.60201016.845.345.9
04/1816:50:003.37.011.715.60301016.545.545.9
04/1815:50:003.07.011.713.70201016.945.345.9
04/1814:50:003.68.011.713.70201017.145.345.9
04/1813:50:003.67.09.811.70401016.645.146.0
04/1812:50:003.68.011.713.70501016.645.146.0
04/1811:50:004.38.011.713.70301017.045.745.9

 

000021279 ___0.028368
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