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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)01/16
13:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
13:00:00 (GMT) on 01/16
Sea Height:8.2 ft
Primary Swell Height: 5.6 ft
Primary Swell Period: 9.0 secs
Surf Height3.5 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)
01/1613:00:008.2 5.6 se9.0 secs2.8 se5.9 secs0.8 se 12.5secs3.5 -4.5 9.0
01/1612:00:007.3 4.6 se9.1 secs3.1 se5.9 secs0.8 se 13.0secs2.9 -3.8 9.1
01/1611:00:006.5 4.3 se8.3 secs2.1 se11.6 secs0.0 se 0.0secs2.5 -3.2 8.3
01/1610:00:007.0 5.0 se8.3 secs1.9 se11.4 secs0.0 se 0.0secs2.9 -3.8 8.3
01/1609:00:006.7 4.1 se10.1 secs3.0 se6.7 secs0.3 se 14.3secs2.9 -3.7 10.1
01/1608:00:005.7 3.3 se10.0 secs3.0 se6.7 secs0.2 se 14.3secs2.3 -2.9 10.0
01/1607:00:006.0 3.7 se10.8 secs3.6 se7.7 secs0.3 se 14.3secs2.8 -3.6 10.8
01/1606:00:006.6 4.4 se10.1 secs3.0 se6.7 secs0.5 se 14.3secs3.1 -4.0 10.1
01/1605:00:006.3 4.3 se11.0 secs3.1 se7.8 secs0.3 se 14.3secs3.3 -4.3 11.0
01/1604:00:006.1 4.5 se10.1 secs2.3 se6.7 secs0.3 se 14.3secs3.2 -4.1 10.1
01/1603:00:006.3 4.6 se10.2 secs2.4 se6.7 secs0.2 se 14.3secs3.3 -4.2 10.2
01/1602:00:005.2 3.3 se11.3 secs2.8 se7.8 secs0.0 se 0.0secs2.6 -3.4 11.3
01/1601:00:004.6 3.1 se8.4 secs1.4 se12.0 secs0.0 se 0.0secs1.8 -2.4 8.4
01/1600:00:005.0 3.8 se9.0 secs1.3 se12.1 secs1.7 se 6.0secs2.4 -3.1 9.0
01/1523:00:005.0 3.7 se9.0 secs1.8 se5.9 secs0.4 se 12.5secs2.4 -3.0 9.0
01/1522:00:005.4 4.4 se9.1 secs1.5 se5.9 secs0.3 se 12.5secs2.8 -3.6 9.1
01/1521:00:005.3 4.4 se9.2 secs1.6 se5.9 secs0.4 se 12.5secs2.8 -3.6 9.2
01/1520:00:005.5 4.5 se9.2 secs1.7 se5.9 secs0.3 se 12.5secs2.9 -3.7 9.2
01/1519:00:005.2 3.5 se9.9 secs2.3 se6.8 secs0.0 se 0.0secs2.4 -3.1 9.9
01/1518:00:005.3 3.8 se9.9 secs2.0 se6.7 secs0.0 se 0.0secs2.6 -3.4 9.9
01/1517:00:004.5 3.3 se9.1 secs1.5 se5.9 secs0.5 se 13.0secs2.1 -2.7 9.1
01/1516:00:004.9 4.1 se9.1 secs0.7 se12.5 secs1.4 se 5.9secs2.6 -3.3 9.1
01/1515:00:005.0 3.9 se9.1 secs1.4 se5.9 secs0.5 se 13.2secs2.5 -3.2 9.1
01/1514:00:004.7 3.5 se9.1 secs1.6 se6.0 secs0.4 se 13.2secs2.2 -2.9 9.1

 

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
13:00:00 (GMT) on 01/16
Combined Sea Height:12.5 ft
Dominant Period:0.0 secs
Wind Speed: 31.2 kts
Wind Gust: 41.0 kts
Wind Direction:270 degrees
Barometric Pressure:1003.7 mbs
Air Temperature: 30.7 degrees
Water Temperature:43.3 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)
01/1613:00:0012.50.031.241.02701003.730.743.3
01/1612:00:0011.89.029.237.02801002.132.043.5
01/1611:00:0011.20.025.431.22701000.232.243.5
01/1610:00:0010.20.025.433.1270998.634.343.5
01/1609:00:009.20.023.427.3270997.235.243.5
01/1608:00:009.50.023.427.3270996.636.143.3
01/1607:00:009.20.019.525.4280996.137.043.3
01/1606:00:009.20.019.527.3280995.237.643.3
01/1605:00:000.00.019.523.4280995.838.343.3
01/1604:00:009.210.019.523.4270995.938.743.3
01/1603:00:009.511.019.523.4270996.439.643.3
01/1602:00:008.911.019.521.4270996.740.843.3
01/1601:00:006.98.015.619.5260996.842.343.3
01/1600:00:000.00.015.619.5260997.843.043.5
01/1523:00:000.00.07.89.8230997.343.543.5
01/1522:00:000.00.09.811.7230996.744.243.3
01/1521:00:007.510.09.813.7220997.344.443.2
01/1520:00:007.99.07.89.8220996.944.643.2
01/1519:00:008.50.09.813.7240996.445.143.0
01/1518:00:000.00.011.713.7250996.145.743.0
01/1517:00:007.59.09.811.7240996.345.732.0
01/1516:00:006.20.011.713.7240995.946.043.0
01/1515:00:006.90.011.713.7220996.446.243.0
01/1514:00:000.00.011.713.7200996.746.432.0

 

000021239 ___0.024727
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