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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)10/17
19:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
19:00:00 (GMT) on 10/17
Sea Height:4.4 ft
Primary Swell Height: 3.1 ft
Primary Swell Period: 7.1 secs
Surf Height1.5 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)
10/1719:00:004.4 3.1 se7.1 secs0.4 se11.3 secs0.0 se 0.0secs1.5 -2.0 7.1
10/1718:00:004.7 3.2 se7.2 secs0.8 se11.0 secs0.2 se 14.3secs1.6 -2.1 7.2
10/1717:00:004.7 3.5 se7.2 secs0.5 se10.4 secs0.2 se 14.3secs1.8 -2.3 7.2
10/1716:00:004.8 3.3 se7.2 secs1.0 se10.9 secs0.5 se 14.1secs1.7 -2.2 7.2
10/1715:00:005.1 3.6 se6.3 secs1.6 se9.7 secs0.3 se 13.4secs1.6 -2.0 6.3
10/1714:00:005.3 4.1 se6.2 secs1.5 se10.0 secs0.5 se 13.2secs1.8 -2.3 6.2
10/1713:00:004.3 3.1 se5.6 secs1.7 se9.0 secs0.6 se 12.1secs1.2 -1.6 5.6
10/1712:00:003.6 2.2 se8.3 secs0.7 se12.2 secs0.0 se 0.0secs1.3 -1.7 8.3
10/1711:00:003.7 2.5 se8.4 secs0.8 se12.2 secs0.0 se 0.0secs1.5 -1.9 8.4
10/1710:00:004.6 3.4 se7.7 secs1.3 se10.9 secs0.0 se 0.0secs1.8 -2.4 7.7
10/1709:00:004.0 2.6 se9.0 secs1.6 se5.9 secs0.4 se 13.2secs1.7 -2.1 9.0
10/1708:00:005.3 4.1 se7.7 secs1.3 se10.9 secs0.4 se 14.3secs2.2 -2.8 7.7
10/1707:00:005.4 4.0 se8.4 secs0.7 se11.6 secs0.0 se 0.0secs2.3 -3.0 8.4
10/1706:00:005.0 3.6 se7.7 secs1.2 se11.1 secs0.4 se 14.3secs1.9 -2.5 7.7
10/1705:00:005.5 4.1 se8.3 secs0.0 se0.0 secs se secs2.4 -3.0 8.3
10/1704:00:005.1 3.4 se8.2 secs0.7 se12.6 secs0.0 se 0.0secs2.0 -2.5 8.2
10/1703:00:004.4 3.5 se7.8 secs0.6 se11.1 secs0.2 se 14.3secs1.9 -2.4 7.8
10/1702:00:004.7 3.5 se7.7 secs0.8 se10.8 secs0.2 se 14.3secs1.9 -2.4 7.7
10/1701:00:005.0 4.0 se7.8 secs0.8 se11.0 secs0.0 se 0.0secs2.2 -2.8 7.8
10/1700:00:004.9 3.8 se8.2 secs0.5 se12.4 secs0.0 se 0.0secs2.2 -2.8 8.2
10/1623:00:005.2 4.1 se8.2 secs0.7 se12.6 secs0.0 se 0.0secs2.3 -3.0 8.2
10/1622:00:005.6 4.1 se8.2 secs0.7 se12.6 secs0.0 se 0.0secs2.3 -3.0 8.2
10/1621:00:005.9 5.1 se7.8 secs0.0 se0.0 secs se secs2.8 -3.6 7.8
10/1620:00:004.8 3.9 se7.2 secs0.5 se11.1 secs0.2 se 14.3secs2.0 -2.5 7.2

 

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
19:50:00 (GMT) on 10/17
Combined Sea Height:7.5 ft
Dominant Period:7.0 secs
Wind Speed: 23.4 kts
Wind Gust: 29.2 kts
Wind Direction:010 degrees
Barometric Pressure:1018.7 mbs
Air Temperature: 53.4 degrees
Water Temperature:64.6 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)
10/1719:50:007.57.023.429.20101018.753.464.6
10/1718:50:007.27.021.427.30101017.553.664.8
10/1717:50:007.26.023.429.20201015.753.264.8
10/1716:50:007.97.019.525.40101016.354.064.8
10/1715:50:007.57.023.427.30101015.654.064.8
10/1714:50:007.97.021.427.30101015.154.764.8
10/1713:50:007.26.023.429.23601014.156.364.9
10/1712:50:007.26.025.431.20101013.556.564.8
10/1711:50:006.95.025.431.23601012.157.064.4
10/1710:50:006.98.025.431.23601011.058.564.4
10/1709:50:006.98.019.525.43501009.762.464.4
10/1708:50:007.98.015.619.53301008.563.064.4
10/1707:50:008.57.015.619.53101007.764.464.6
10/1706:50:007.98.011.713.72601007.066.964.6
10/1705:50:007.58.011.715.62301006.767.864.6
10/1704:50:008.58.013.715.62301006.867.864.6
10/1703:50:006.68.017.621.42401007.068.464.8
10/1702:50:007.27.017.621.42201006.468.764.8
10/1701:50:007.28.015.619.52101006.468.964.8
10/1700:50:007.58.015.619.52201006.068.764.6
10/1623:50:007.98.013.717.62301006.268.732.0
10/1622:50:008.58.015.617.62301006.168.964.2
10/1621:50:009.88.013.715.62201006.368.564.2
10/1620:50:007.98.015.617.62201006.869.164.2

 

000022799 ___0.032259
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