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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)07/17
12:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
12:00:00 (GMT) on 07/17
Sea Height:1.4 ft
Primary Swell Height: 0.7 ft
Primary Swell Period: 14.6 secs
Surf Height0.7 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)
07/1712:00:001.4 0.7 se14.6 secs0.9 se5.9 secs0.4 se 9.0secs0.7 -0.9 14.6
07/1711:00:001.4 0.7 se14.4 secs0.9 se6.2 secs0.3 se 10.0secs0.7 -1.0 14.4
07/1710:00:001.6 0.7 se14.5 secs0.9 se7.1 secs0.0 se 0.0secs0.7 -0.9 14.5
07/1709:00:001.6 0.8 se14.9 secs1.1 se6.3 secs0.4 se 11.3secs0.8 -1.1 14.9
07/1708:00:001.6 0.8 se14.6 secs1.1 se6.3 secs0.4 se 11.4secs0.8 -1.1 14.6
07/1707:00:001.8 1.0 se14.7 secs1.2 se6.6 secs0.4 se 11.6secs1.0 -1.3 14.7
07/1706:00:001.8 0.8 se14.6 secs1.3 se6.3 secs0.4 se 11.5secs0.9 -1.1 14.6
07/1705:00:001.9 0.8 se14.8 secs1.4 se6.2 secs0.4 se 9.8secs0.8 -1.0 14.8
07/1704:00:001.8 1.4 se6.2 secs0.5 se14.4 secs0.3 se 9.9secs0.6 -0.8 6.2
07/1703:00:001.8 1.4 se6.3 secs0.4 se13.9 secs0.3 se 9.3secs0.6 -0.8 6.3
07/1702:00:001.8 1.3 se6.2 secs0.5 se14.8 secs0.3 se 11.4secs0.6 -0.7 6.2
07/1701:00:001.8 0.5 se15.4 secs1.3 se6.3 secs0.3 se 9.3secs0.6 -0.7 15.4
07/1700:00:002.1 1.6 se6.3 secs0.6 se14.5 secs0.3 se 11.3secs0.7 -0.9 6.3
07/1623:00:001.9 1.4 se6.7 secs0.4 se14.6 secs0.3 se 9.9secs0.7 -0.9 6.7
07/1622:00:002.3 1.8 se6.7 secs0.6 se15.1 secs0.4 se 9.9secs0.8 -1.1 6.7
07/1621:00:001.9 1.5 se6.7 secs0.5 se15.2 secs0.2 se 10.0secs0.7 -0.9 6.7
07/1620:00:002.0 1.3 se7.1 secs0.6 se14.9 secs0.4 se 11.0secs0.7 -0.8 7.1
07/1619:00:002.0 1.5 se7.1 secs0.5 se15.5 secs0.0 se 0.0secs0.8 -1.0 7.1
07/1618:00:002.0 1.5 se7.1 secs0.5 se15.2 secs0.3 se 10.5secs0.7 -0.9 7.1
07/1617:00:002.0 1.5 se6.7 secs0.5 se15.9 secs0.4 se 9.8secs0.7 -0.9 6.7
07/1616:00:002.2 1.6 se6.7 secs0.5 se15.0 secs0.4 se 9.7secs0.8 -1.0 6.7
07/1615:00:002.2 1.7 se6.7 secs0.5 se15.5 secs0.2 se 10.5secs0.8 -1.0 6.7
07/1614:00:002.1 1.6 se6.7 secs0.5 se14.5 secs0.4 se 9.7secs0.7 -1.0 6.7
07/1613:00:002.0 1.4 se6.7 secs0.5 se15.4 secs0.4 se 9.8secs0.7 -0.9 6.7

 

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
11:50:00 (GMT) on 07/17
Combined Sea Height:2.3 ft
Dominant Period:6.0 secs
Wind Speed: 5.8 kts
Wind Gust: 5.8 kts
Wind Direction:270 degrees
Barometric Pressure:1015.3 mbs
Air Temperature: 66.9 degrees
Water Temperature:66.7 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)
07/1711:50:002.36.05.85.82701015.366.966.7
07/1710:50:002.36.03.95.82401014.966.466.4
07/1709:50:002.67.03.93.92101014.565.364.9
07/1708:50:002.67.03.93.92101013.864.863.9
07/1707:50:002.60.00.00.00001013.863.763.1
07/1706:50:003.07.01.93.92301012.861.932.0
07/1705:50:003.06.01.91.93101012.562.163.0
07/1704:50:003.36.01.93.92201012.461.963.0
07/1703:50:003.36.03.93.93401012.062.463.0
07/1702:50:003.66.09.811.73101011.664.863.1
07/1701:50:003.66.013.715.62401010.366.062.6
07/1700:50:000.00.013.715.62501009.965.862.8
07/1623:50:003.37.013.715.62501009.366.062.4
07/1622:50:003.30.011.713.72401009.432.061.0
07/1621:50:003.07.011.713.72301009.265.760.8
07/1620:50:003.37.09.811.72401009.564.959.9
07/1619:50:003.37.09.89.82301009.865.159.2
07/1618:50:003.37.07.89.82301010.164.960.4
07/1617:50:003.07.07.87.82201010.565.863.0
07/1616:50:003.07.05.87.82401010.963.761.9
07/1615:50:003.67.05.87.82501011.662.458.3
07/1614:50:003.37.07.87.82601011.763.163.7
07/1613:50:003.37.05.87.82701011.861.362.6
07/1612:50:003.66.07.87.82801012.059.458.6

 

000021902 ___0.024895
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