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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)01/18
02:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
02:00:00 (GMT) on 01/18
Sea Height:17.1 ft
Primary Swell Height: 14.1 ft
Primary Swell Period: 12.7 secs
Surf Height12.5 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)
01/1802:00:0017.1 14.1 se12.7 secs7.3 se9.3 secs3.1 se 16.7secs12.5 -16.1 12.7
01/1801:00:0017.9 15.4 se12.6 secs7.4 se9.2 secs2.9 se 16.7secs13.5 -17.4 12.6
01/1800:00:0016.4 12.9 se12.5 secs7.7 se9.2 secs3.3 se 16.7secs11.3 -14.6 12.5
01/1723:00:0018.4 15.7 se12.6 secs7.5 se9.2 secs3.3 se 18.8secs13.8 -17.8 12.6
01/1722:00:0019.9 18.0 se12.8 secs5.9 se9.2 secs2.2 se 16.7secs16.2 -20.8 12.8
01/1721:00:0020.3 17.8 se12.7 secs7.3 se9.2 secs3.0 se 16.7secs15.7 -20.2 12.7
01/1720:00:0020.4 18.4 se12.6 secs6.6 se9.3 secs2.9 se 16.7secs16.2 -20.9 12.6
01/1719:00:0021.8 19.7 se12.6 secs3.6 se17.4 secs6.0 se 9.2secs17.3 -22.3 12.6
01/1718:00:0019.6 17.7 se12.3 secs6.3 se9.3 secs2.5 se 16.7secs15.2 -19.6 12.3
01/1717:00:0019.7 17.8 se12.3 secs7.1 se9.3 secs1.8 se 16.7secs15.3 -19.7 12.3
01/1716:00:0019.4 17.3 se12.3 secs5.6 se8.5 secs1.3 se 16.7secs14.8 -19.1 12.3
01/1715:00:0017.1 14.7 se12.1 secs5.6 se8.5 secs0.9 se 16.7secs12.5 -16.0 12.1
01/1714:00:0016.3 14.2 se11.2 secs3.2 se14.8 secs5.1 se 7.7secs11.1 -14.3 11.2
01/1713:00:0015.7 13.3 se11.0 secs5.3 se7.7 secs2.5 se 14.9secs10.3 -13.2 11.0
01/1712:00:0016.0 13.4 se11.0 secs5.0 se7.7 secs1.8 se 15.1secs10.3 -13.3 11.0
01/1711:00:0014.6 11.9 se10.9 secs5.8 se7.8 secs0.0 se 0.0secs9.0 -11.6 10.9
01/1710:00:0011.3 9.5 se10.0 secs3.7 se6.7 secs0.0 se 0.0secs6.6 -8.5 10.0
01/1709:00:0010.5 8.4 se9.1 secs1.4 se12.5 secs2.7 se 6.0secs5.3 -6.9 9.1
01/1708:00:009.8 7.4 se9.0 secs2.0 se12.0 secs3.2 se 5.9secs4.7 -6.0 9.0
01/1707:00:008.0 5.6 se8.3 secs2.2 se12.2 secs0.0 se 0.0secs3.3 -4.2 8.3
01/1706:00:007.9 5.9 se7.6 secs1.9 se12.4 secs0.0 se 0.0secs3.2 -4.1 7.6
01/1705:00:006.5 4.7 se7.1 secs2.0 se12.5 secs0.0 se 0.0secs2.3 -3.0 7.1
01/1704:00:005.0 3.8 se6.3 secs1.7 se12.4 secs1.1 se 9.3secs1.7 -2.2 6.3
01/1703:00:004.1 2.0 se12.6 secs2.9 se5.5 secs0.8 se 9.2secs1.7 -2.2 12.6

 

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
02:00:00 (GMT) on 01/18
Combined Sea Height:20.0 ft
Dominant Period:13.0 secs
Wind Speed: 25.4 kts
Wind Gust: 33.1 kts
Wind Direction:250 degrees
Barometric Pressure:990.9 mbs
Air Temperature: 46.0 degrees
Water Temperature:48.6 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)
01/1802:00:0020.013.025.433.1250990.946.048.6
01/1801:00:0020.713.025.437.0260990.945.348.6
01/1800:00:0019.413.023.431.2250990.546.948.4
01/1723:00:0021.012.021.433.1240990.248.648.4
01/1722:00:0022.313.023.431.2230989.949.648.2
01/1721:00:0023.00.025.435.1230989.350.048.2
01/1720:00:0022.613.023.429.2230989.150.448.4
01/1719:00:0023.912.021.427.3220989.450.748.7
01/1718:00:0021.611.025.435.1230988.751.149.1
01/1717:00:0022.011.025.433.1220987.951.849.1
01/1716:00:0021.611.019.525.4210988.053.449.1
01/1715:00:0020.00.017.625.4220988.353.848.9
01/1714:00:0019.711.017.627.3180988.155.448.7
01/1713:00:0019.710.029.241.0150989.055.848.6
01/1712:00:0020.311.033.142.9130990.554.748.6
01/1711:00:0019.710.031.242.9130994.452.932.0
01/1710:00:0016.110.031.241.0110996.550.948.4
01/1709:00:0015.49.035.142.9110999.050.048.4
01/1708:00:0014.48.031.239.01101002.749.548.4
01/1707:00:0011.88.029.239.01101005.848.748.4
01/1706:00:0011.87.029.235.11101009.348.248.6
01/1705:00:009.87.027.335.11201012.647.548.6
01/1704:00:007.57.027.333.11101014.746.448.6
01/1703:00:006.65.025.431.21101017.245.348.6

 

000017279 ___0.027235
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