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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)11/25
17:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
17:00:00 (GMT) on 11/25
Sea Height:1.3 ft
Primary Swell Height: 0.6 ft
Primary Swell Period: 10.2 secs
Surf Height0.4 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)
11/2517:00:001.3 0.6 se10.2 secs0.7 se7.1 secs0.0 se 0.0secs0.4 -0.5 10.2
11/2516:00:001.2 0.8 se6.3 secs0.4 se10.0 secs0.0 se 0.0secs0.4 -0.5 6.3
11/2515:00:001.4 0.6 se11.2 secs1.0 se5.6 secs0.0 se 0.0secs0.4 -0.6 11.2
11/2514:00:001.3 1.0 se5.5 secs0.5 se10.1 secs0.2 se 13.2secs0.4 -0.5 5.5
11/2513:00:001.5 1.2 se5.5 secs0.5 se12.2 secs0.5 se 9.1secs0.4 -0.6 5.5
11/2512:00:001.7 1.3 se5.8 secs0.6 se10.0 secs0.1 se 14.3secs0.5 -0.7 5.8
11/2511:00:001.8 1.4 se5.6 secs0.5 se11.2 secs0.1 se 14.3secs0.6 -0.7 5.6
11/2510:00:002.0 1.6 se5.9 secs0.6 se11.1 secs0.2 se 14.3secs0.6 -0.8 5.9
11/2509:00:001.8 1.3 se5.9 secs0.5 se11.2 secs0.1 se 14.3secs0.5 -0.7 5.9
11/2508:00:001.8 1.2 se6.2 secs0.6 se10.0 secs0.0 se 0.0secs0.5 -0.7 6.2
11/2507:00:001.8 1.4 se6.3 secs0.5 se10.1 secs0.0 se 0.0secs0.6 -0.8 6.3
11/2506:00:002.2 1.7 se6.6 secs0.5 se11.2 secs0.1 se 14.3secs0.8 -1.0 6.6
11/2505:00:002.0 1.4 se6.7 secs0.5 se11.2 secs0.2 se 14.3secs0.7 -0.8 6.7
11/2504:00:002.3 1.8 se6.7 secs0.5 se10.0 secs0.3 se 13.0secs0.8 -1.1 6.7
11/2503:00:002.7 2.1 se7.2 secs0.3 se12.5 secs0.0 se 0.0secs1.1 -1.4 7.2
11/2502:00:002.7 2.0 se7.6 secs0.3 se11.2 secs0.0 se 0.0secs1.1 -1.4 7.6
11/2501:00:002.9 2.0 se7.7 secs0.4 se11.1 secs0.0 se 0.0secs1.1 -1.4 7.7
11/2500:00:003.1 2.2 se7.7 secs0.4 se10.9 secs0.0 se 0.0secs1.2 -1.6 7.7
11/2423:00:003.1 2.3 se7.7 secs0.0 se0.0 secs se secs1.3 -1.6 7.7
11/2422:00:003.1 2.3 se7.7 secs0.5 se11.3 secs0.1 se 14.3secs1.2 -1.6 7.7
11/2421:00:003.1 2.3 se7.8 secs0.5 se11.0 secs0.0 se 0.0secs1.3 -1.6 7.8
11/2420:00:003.4 2.6 se7.6 secs0.4 se11.1 secs0.0 se 0.0secs1.4 -1.8 7.6
11/2419:00:003.3 2.4 se7.7 secs0.5 se10.9 secs0.0 se 0.0secs1.3 -1.7 7.7
11/2418:00:003.4 2.6 se7.2 secs0.4 se10.4 secs0.0 se 0.0secs1.3 -1.7 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
17:00:00 (GMT) on 11/25
Combined Sea Height:2.6 ft
Dominant Period:6.0 secs
Wind Speed: 13.7 kts
Wind Gust: 15.6 kts
Wind Direction:200 degrees
Barometric Pressure:1024.9 mbs
Air Temperature: 51.8 degrees
Water Temperature:52.7 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)
11/2517:00:002.66.013.715.62001024.951.852.7
11/2516:00:002.66.013.715.62001025.451.151.8
11/2515:00:002.65.015.617.62001026.650.750.7
11/2514:00:000.00.011.715.62101027.150.450.7
11/2513:00:000.00.011.713.72201027.250.450.5
11/2512:00:003.06.09.811.72401026.650.450.5
11/2511:00:003.05.09.811.72401026.350.251.6
11/2510:00:000.00.09.811.72401025.750.052.0
11/2509:00:003.06.07.811.72601025.749.852.5
11/2508:00:003.06.09.811.72201026.049.352.9
11/2507:00:000.00.05.87.82201026.048.652.9
11/2506:00:003.67.03.95.82201025.948.052.0
11/2505:00:003.97.03.97.82301025.547.351.1
11/2504:00:003.67.01.93.92701025.446.950.9
11/2503:00:004.37.01.93.92901025.347.150.7
11/2502:00:004.68.03.95.83201024.946.950.7
11/2501:00:004.98.05.87.83401025.147.150.5
11/2500:00:004.98.09.813.73401024.947.150.5
11/2423:00:004.97.011.713.73501024.346.832.0
11/2422:00:000.00.013.715.63401022.946.451.1
11/2421:00:005.28.015.617.63501022.746.451.8
11/2420:00:005.68.015.617.63401021.946.452.5
11/2419:00:005.68.015.619.53301020.646.653.6
11/2418:00:005.67.015.619.53401019.646.253.8

 

000020981 ___0.023403
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