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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
11:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
11:00:00 (GMT) on 07/17
Sea Height:0.8 ft
Primary Swell Height: 0.4 ft
Primary Swell Period: 11.0 secs
Surf Height0.3 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)
07/1711:00:000.8 0.4 se11.0 secs0.3 se7.7 secs0.0 se 0.0secs0.3 -0.4 11.0
07/1710:00:000.9 0.7 se11.0 secs0.3 se7.8 secs0.1 se 14.3secs0.5 -0.7 11.0
07/1709:00:000.8 0.6 se11.1 secs0.3 se7.8 secs0.1 se 14.3secs0.4 -0.6 11.1
07/1708:00:000.8 0.5 se11.1 secs0.3 se7.7 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1707:00:000.8 0.6 se11.1 secs0.4 se7.7 secs0.1 se 14.3secs0.4 -0.6 11.1
07/1706:00:000.8 0.5 se11.2 secs0.4 se7.2 secs0.1 se 14.3secs0.4 -0.5 11.2
07/1705:00:000.7 0.5 se11.0 secs0.3 se7.7 secs0.0 se 0.0secs0.4 -0.5 11.0
07/1704:00:000.7 0.5 se10.2 secs0.3 se6.7 secs0.0 se 0.0secs0.3 -0.4 10.2
07/1703:00:000.7 0.5 se10.1 secs0.3 se6.7 secs0.0 se 0.0secs0.3 -0.4 10.1
07/1702:00:000.8 0.5 se11.1 secs0.4 se7.7 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1701:00:000.8 0.5 se11.0 secs0.3 se7.7 secs0.1 se 15.0secs0.4 -0.5 11.0
07/1700:00:000.8 0.4 se10.1 secs0.4 se6.7 secs0.0 se 0.0secs0.3 -0.4 10.1
07/1623:00:000.9 0.4 se12.0 secs0.4 se8.4 secs0.0 se 0.0secs0.4 -0.5 12.0
07/1622:00:000.9 0.5 se10.2 secs0.4 se7.1 secs0.2 se 13.2secs0.4 -0.5 10.2
07/1621:00:001.0 0.5 se11.0 secs0.4 se7.8 secs0.1 se 14.3secs0.4 -0.5 11.0
07/1620:00:000.9 0.5 se11.1 secs0.4 se7.7 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1619:00:000.9 0.5 se11.1 secs0.4 se7.6 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1618:00:000.9 0.5 se11.1 secs0.5 se7.7 secs0.1 se 14.9secs0.4 -0.5 11.1
07/1617:00:000.9 0.5 se11.2 secs0.4 se7.6 secs0.1 se 14.3secs0.4 -0.5 11.2
07/1616:00:001.0 0.5 se11.1 secs0.6 se6.7 secs0.0 se 0.0secs0.4 -0.5 11.1
07/1615:00:001.0 0.5 se11.1 secs0.6 se6.2 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1614:00:001.0 0.5 se10.1 secs0.6 se6.7 secs0.0 se 14.3secs0.3 -0.4 10.1
07/1613:00:001.0 0.5 se11.1 secs0.6 se6.6 secs0.1 se 14.3secs0.4 -0.5 11.1
07/1612:00:001.1 0.5 se11.0 secs0.7 se6.3 secs0.1 se 14.3secs0.4 -0.5 11.0

 

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
11:00:00 (GMT) on 07/17
Combined Sea Height:2.0 ft
Dominant Period:4.0 secs
Wind Speed: 9.8 kts
Wind Gust: 11.7 kts
Wind Direction:200 degrees
Barometric Pressure:1017.7 mbs
Air Temperature: 68.9 degrees
Water Temperature:63.1 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)
07/1711:00:002.04.09.811.72001017.768.963.1
07/1710:00:000.00.09.89.82101017.968.562.2
07/1709:00:002.05.07.89.82101017.668.763.9
07/1708:00:002.04.07.89.82101017.369.365.3
07/1707:00:001.64.07.89.82201017.369.466.2
07/1706:00:001.610.07.89.82201017.368.966.6
07/1705:00:000.00.09.813.72201017.970.065.8
07/1704:00:001.310.09.811.72101018.270.067.5
07/1703:00:001.310.09.811.72101018.270.367.5
07/1702:00:001.310.07.89.82201018.570.268.2
07/1701:00:001.310.09.811.72201018.470.568.0
07/1700:00:000.00.07.89.82101018.070.368.0
07/1623:00:000.00.07.87.82001018.069.865.8
07/1622:00:001.67.07.87.82101017.970.264.4
07/1621:00:001.67.05.87.82101018.070.965.1
07/1620:00:000.00.05.85.82101018.471.166.0
07/1619:00:001.610.05.85.82001018.771.266.7
07/1618:00:001.67.03.95.81901019.071.267.5
07/1617:00:000.00.03.93.92001019.270.367.5
07/1616:00:001.67.05.85.82101019.770.067.6
07/1615:00:001.66.05.87.82201019.968.966.6
07/1614:00:001.66.05.87.82201019.868.566.4
07/1613:00:001.67.05.85.82101019.867.866.4
07/1612:00:001.66.05.87.82401019.667.564.6

 

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