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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)10/15
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 10/15
Sea Height:2.6 ft
Primary Swell Height: 1.5 ft
Primary Swell Period: 7.6 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)
10/1511:00:002.6 1.5 se7.6 secs0.7 se12.7 secs0.0 se 0.0secs0.8 -1.1 7.6
10/1510:00:002.4 1.5 se7.6 secs0.9 se12.3 secs0.2 se 16.7secs0.8 -1.1 7.6
10/1509:00:002.4 1.5 se7.6 secs0.8 se11.2 secs0.2 se 14.3secs0.8 -1.0 7.6
10/1508:00:002.3 1.6 se7.1 secs0.8 se12.5 secs0.2 se 16.7secs0.8 -1.0 7.1
10/1507:00:002.5 1.4 se8.4 secs0.9 se12.6 secs0.3 se 16.7secs0.8 -1.1 8.4
10/1506:00:002.7 1.8 se7.6 secs0.9 se12.4 secs0.1 se 16.7secs1.0 -1.2 7.6
10/1505:00:002.7 1.7 se7.2 secs0.8 se14.2 secs0.0 se 0.0secs0.9 -1.1 7.2
10/1504:00:003.0 2.2 se7.1 secs0.7 se12.3 secs0.0 se 0.0secs1.1 -1.4 7.1
10/1503:00:003.0 2.2 se7.2 secs0.6 se12.9 secs0.1 se 16.7secs1.1 -1.4 7.2
10/1502:00:003.6 3.0 se7.2 secs0.6 se11.2 secs0.2 se 14.3secs1.5 -1.9 7.2
10/1501:00:004.4 3.5 se7.7 secs0.6 se11.1 secs0.0 se 0.0secs1.9 -2.4 7.7
10/1500:00:003.9 2.9 se7.7 secs0.7 se11.1 secs0.3 se 14.3secs1.6 -2.0 7.7
10/1423:00:004.1 3.1 se7.7 secs0.6 se12.6 secs0.0 se 0.0secs1.7 -2.2 7.7
10/1422:00:004.2 3.2 se7.7 secs0.6 se14.1 secs0.0 se 0.0secs1.8 -2.3 7.7
10/1421:00:004.2 3.4 se7.7 secs0.2 se11.1 secs0.0 se 0.0secs1.8 -2.4 7.7
10/1420:00:004.6 3.8 se7.7 secs0.6 se14.5 secs0.8 se 11.0secs2.0 -2.6 7.7
10/1419:00:004.9 4.2 se7.7 secs0.0 se0.0 secs se secs2.3 -2.9 7.7
10/1418:00:004.6 3.4 se7.7 secs0.6 se12.5 secs0.0 se 0.0secs1.8 -2.4 7.7
10/1417:00:005.1 4.2 se7.6 secs0.8 se11.1 secs0.0 se 0.0secs2.3 -2.9 7.6
10/1416:00:005.6 4.6 se7.6 secs0.3 se11.1 secs0.0 se 0.0secs2.5 -3.2 7.6
10/1415:00:004.9 3.9 se7.2 secs0.0 se0.0 secs se secs1.9 -2.5 7.2
10/1414:00:005.2 4.4 se7.1 secs0.0 se0.0 secs se secs2.2 -2.8 7.1
10/1413:00:004.8 3.7 se7.1 secs0.6 se10.5 secs0.3 se 14.3secs1.8 -2.3 7.1
10/1412:00:005.1 3.9 se7.2 secs0.8 se10.5 secs0.0 se 0.0secs2.0 -2.5 7.2

 

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
11:50:00 (GMT) on 10/15
Combined Sea Height:5.9 ft
Dominant Period:5.0 secs
Wind Speed: 23.4 kts
Wind Gust: 29.2 kts
Wind Direction:360 degrees
Barometric Pressure:1018.9 mbs
Air Temperature: 58.8 degrees
Water Temperature:65.1 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)
10/1511:50:005.95.023.429.23601018.958.865.1
10/1510:50:004.94.021.425.43601018.059.964.9
10/1509:50:004.67.021.425.43501016.660.664.9
10/1508:50:004.67.017.621.43501015.161.064.9
10/1507:50:004.37.021.425.43601014.462.132.0
10/1506:50:004.37.015.617.63601013.662.864.9
10/1505:50:004.67.015.619.53501013.363.765.1
10/1504:50:004.67.017.621.43401012.364.965.3
10/1503:50:005.27.013.715.63201012.165.365.3
10/1502:50:005.26.013.717.63101011.664.465.3
10/1501:50:005.97.013.717.63101010.864.665.5
10/1500:50:005.68.015.621.42901010.266.065.5
10/1423:50:006.27.015.619.52801009.866.265.5
10/1422:50:005.98.013.715.62701009.266.665.5
10/1421:50:006.27.011.713.72601008.866.765.5
10/1420:50:007.27.015.617.62501008.967.165.5
10/1419:50:007.57.013.715.62501008.767.365.3
10/1418:50:007.27.013.715.62401008.867.632.0
10/1417:50:007.28.015.617.62401009.368.065.3
10/1416:50:007.58.015.619.52401009.968.065.3
10/1415:50:008.57.015.617.62401010.168.465.3
10/1414:50:007.97.015.619.52301010.468.565.3
10/1413:50:008.27.017.619.52201010.668.932.0
10/1412:50:007.57.015.619.52201010.968.765.3

 

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