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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)07/16
15:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
15:00:00 (GMT) on 07/16
Sea Height:2.2 ft
Primary Swell Height: 1.7 ft
Primary Swell Period: 6.7 secs
Surf Height0.8 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)
07/1615:00:002.2 1.7 se6.7 secs0.5 se15.5 secs0.2 se 10.5secs0.8 -1.0 6.7
07/1614:00:002.1 1.6 se6.7 secs0.5 se14.5 secs0.4 se 9.7secs0.7 -1.0 6.7
07/1613:00:002.0 1.4 se6.7 secs0.5 se15.4 secs0.4 se 9.8secs0.7 -0.9 6.7
07/1612:00:002.3 1.9 se6.7 secs0.4 se15.2 secs0.2 se 10.0secs0.9 -1.1 6.7
07/1611:00:002.4 2.0 se7.1 secs0.4 se15.5 secs0.0 se 0.0secs1.0 -1.2 7.1
07/1610:00:002.5 2.1 se7.2 secs0.4 se15.6 secs0.0 se 0.0secs1.1 -1.4 7.2
07/1609:00:002.9 2.4 se7.2 secs0.3 se15.3 secs0.0 se 0.0secs1.2 -1.6 7.2
07/1608:00:002.7 2.2 se7.2 secs0.3 se10.4 secs0.2 se 16.7secs1.1 -1.4 7.2
07/1607:00:002.6 2.0 se7.6 secs0.1 se11.1 secs0.0 se 0.0secs1.1 -1.4 7.6
07/1606:00:002.2 1.5 se7.6 secs0.2 se11.1 secs0.0 se 0.0secs0.8 -1.1 7.6
07/1605:00:002.2 1.8 se7.1 secs0.4 se10.4 secs0.2 se 15.8secs0.9 -1.1 7.1
07/1604:00:002.3 1.7 se7.1 secs0.5 se16.4 secs0.3 se 13.1secs0.9 -1.1 7.1
07/1603:00:002.6 1.9 se6.7 secs0.3 se14.5 secs0.3 se 11.1secs0.9 -1.1 6.7
07/1602:00:002.8 2.1 se6.7 secs0.5 se9.8 secs0.3 se 14.1secs1.0 -1.3 6.7
07/1601:00:003.2 2.6 se7.1 secs0.3 se15.7 secs0.0 se 0.0secs1.3 -1.6 7.1
07/1600:00:003.6 2.9 se7.1 secs0.4 se10.5 secs0.0 se 0.0secs1.5 -1.9 7.1
07/1523:00:003.6 2.9 se7.6 secs0.3 se16.7 secs0.0 se 0.0secs1.5 -1.9 7.6
07/1522:00:003.4 2.6 se7.6 secs0.2 se16.7 secs0.0 se 0.0secs1.4 -1.8 7.6
07/1521:00:003.1 2.4 se7.7 secs0.2 se11.1 secs0.0 se 0.0secs1.3 -1.6 7.7
07/1520:00:002.9 2.2 se7.7 secs0.1 se11.1 secs0.0 se 0.0secs1.2 -1.5 7.7
07/1519:00:003.0 2.2 se7.2 secs0.5 se11.0 secs0.2 se 14.6secs1.1 -1.4 7.2
07/1518:00:003.1 2.2 se7.2 secs0.5 se10.4 secs0.0 se 0.0secs1.1 -1.4 7.2
07/1517:00:003.2 2.0 se7.6 secs0.6 se10.8 secs0.2 se 14.6secs1.1 -1.4 7.6
07/1516:00:003.5 2.5 se7.1 secs0.4 se10.3 secs0.0 se 0.0secs1.2 -1.6 7.1

 

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
15:50:00 (GMT) on 07/16
Combined Sea Height:3.6 ft
Dominant Period:7.0 secs
Wind Speed: 5.8 kts
Wind Gust: 7.8 kts
Wind Direction:250 degrees
Barometric Pressure:1011.6 mbs
Air Temperature: 62.4 degrees
Water Temperature:58.3 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)
07/1615:50:003.67.05.87.82501011.662.458.3
07/1614:50:003.37.07.87.82601011.763.163.7
07/1613:50:003.37.05.87.82701011.861.362.6
07/1612:50:003.66.07.87.82801012.059.458.6
07/1611:50:003.37.05.85.82901011.932.054.9
07/1610:50:003.67.05.85.82801011.957.654.3
07/1609:50:003.97.05.87.83001011.458.532.0
07/1608:50:004.38.07.89.82901011.459.232.0
07/1607:50:003.97.07.89.82801010.659.955.4
07/1606:50:003.97.09.811.72801010.560.355.8
07/1605:50:003.97.09.811.72801010.161.956.8
07/1604:50:003.67.09.811.72801010.062.232.0
07/1603:50:003.97.09.811.72701009.861.756.8
07/1602:50:004.67.09.811.72601009.661.255.6
07/1601:50:005.27.07.89.82601009.060.855.2
07/1600:50:005.67.09.89.82701008.360.432.0
07/1523:50:005.28.09.811.72801008.261.732.0
07/1522:50:005.68.011.713.72801007.961.055.8
07/1521:50:004.67.09.811.72801007.661.256.5
07/1520:50:004.98.011.711.72801007.362.460.8
07/1519:50:005.28.09.811.72801007.263.161.0
07/1518:50:005.28.011.713.72601007.265.361.7
07/1517:50:004.97.011.713.72601007.564.961.5
07/1516:50:005.27.015.617.62601007.666.462.1

 

000021892 ___0.024545
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