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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)06/17
09:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
09:00:00 (GMT) on 06/17
Sea Height:1.8 ft
Primary Swell Height: 1.1 ft
Primary Swell Period: 8.3 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)
06/1709:00:001.8 1.1 se8.3 secs0.4 se12.5 secs0.0 se 0.0secs0.7 -0.8 8.3
06/1708:00:001.8 1.3 se7.7 secs0.5 se12.2 secs0.0 se 0.0secs0.7 -0.9 7.7
06/1707:00:001.6 1.2 se7.7 secs0.4 se10.8 secs0.1 se 14.3secs0.7 -0.9 7.7
06/1706:00:001.8 1.2 se7.7 secs0.5 se10.9 secs0.3 se 14.1secs0.6 -0.8 7.7
06/1705:00:001.8 1.3 se7.7 secs0.4 se12.5 secs0.1 se 16.7secs0.7 -0.9 7.7
06/1704:00:001.8 1.1 se8.2 secs0.4 se12.2 secs0.1 se 16.7secs0.6 -0.8 8.2
06/1703:00:001.7 1.1 se7.7 secs0.5 se12.6 secs0.1 se 16.7secs0.6 -0.8 7.7
06/1702:00:001.8 1.0 se7.8 secs0.4 se12.6 secs0.1 se 16.7secs0.6 -0.7 7.8
06/1701:00:001.9 1.2 se7.7 secs0.4 se12.5 secs0.0 se 0.0secs0.7 -0.9 7.7
06/1700:00:002.2 1.5 se7.7 secs0.4 se14.2 secs0.0 se 0.0secs0.8 -1.0 7.7
06/1623:00:002.0 1.1 se7.8 secs0.6 se12.5 secs0.1 se 16.7secs0.6 -0.7 7.8
06/1622:00:002.0 1.2 se7.2 secs0.4 se12.5 secs0.0 se 0.0secs0.6 -0.8 7.2
06/1621:00:002.1 1.4 se6.7 secs0.6 se9.9 secs0.3 se 13.3secs0.7 -0.9 6.7
06/1620:00:002.2 1.6 se5.6 secs0.7 se9.0 secs0.0 se 0.0secs0.6 -0.8 5.6
06/1619:00:002.5 1.7 se5.9 secs0.9 se9.0 secs0.2 se 12.5secs0.7 -0.9 5.9
06/1618:00:002.2 1.3 se7.2 secs0.5 se11.0 secs0.1 se 14.3secs0.7 -0.9 7.2
06/1617:00:002.5 1.7 se7.2 secs0.5 se11.1 secs0.2 se 14.3secs0.9 -1.1 7.2
06/1616:00:002.5 1.7 se7.2 secs0.3 se10.8 secs0.0 se 0.0secs0.8 -1.1 7.2
06/1615:00:002.3 1.4 se7.7 secs0.6 se10.9 secs0.1 se 14.3secs0.8 -1.0 7.7
06/1614:00:002.7 1.8 se7.2 secs0.4 se12.8 secs0.0 se 0.0secs0.9 -1.2 7.2
06/1613:00:002.8 1.8 se7.7 secs0.2 se11.1 secs0.0 se 0.0secs1.0 -1.3 7.7
06/1612:00:002.9 1.9 se7.7 secs0.4 se10.9 secs0.0 se 0.0secs1.0 -1.3 7.7
06/1611:00:002.7 1.8 se7.7 secs0.5 se11.0 secs0.0 se 0.0secs1.0 -1.3 7.7
06/1610:00:003.3 2.5 se7.7 secs0.6 se10.9 secs0.0 se 0.0secs1.3 -1.7 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
09:50:00 (GMT) on 06/17
Combined Sea Height:3.3 ft
Dominant Period:7.0 secs
Wind Speed: 1.9 kts
Wind Gust: 1.9 kts
Wind Direction:040 degrees
Barometric Pressure:1011.1 mbs
Air Temperature: 58.1 degrees
Water Temperature:50.7 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)
06/1709:50:003.37.01.91.90401011.158.150.7
06/1708:50:003.07.03.93.91301011.157.449.5
06/1707:50:003.38.01.93.91301010.956.150.9
06/1706:50:003.00.01.91.91801011.455.932.0
06/1705:50:003.07.03.95.81801011.556.552.9
06/1704:50:003.38.03.93.92001011.556.853.4
06/1703:50:003.00.05.85.82001011.932.054.0
06/1702:50:003.37.03.95.82201012.257.054.9
06/1701:50:003.37.05.85.82101012.157.055.2
06/1700:50:003.38.05.87.82201011.657.632.0
06/1623:50:003.37.05.85.82101011.357.755.9
06/1622:50:003.68.03.95.82301010.857.756.1
06/1621:50:003.97.05.87.82301010.757.756.1
06/1620:50:003.96.07.87.82401010.457.656.3
06/1619:50:003.96.07.87.82501010.357.056.3
06/1618:50:003.90.05.87.82601010.356.732.0
06/1617:50:004.36.07.89.82601010.556.155.6
06/1616:50:004.36.07.87.82601010.254.955.0
06/1615:50:004.37.07.89.82801010.054.353.2
06/1614:50:004.37.09.811.72901009.532.051.6
06/1613:50:004.36.09.811.72801009.353.250.2
06/1612:50:004.67.09.811.72701008.953.249.5
06/1611:50:004.68.07.89.82701008.452.549.3
06/1610:50:004.97.07.89.82801008.253.149.5

 

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