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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)12/25
23:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
23:00:00 (GMT) on 12/25
Sea Height:8.3 ft
Primary Swell Height: 4.9 ft
Primary Swell Period: 12.7 secs
Surf Height4.4 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)
12/2523:00:008.3 4.9 se12.7 secs5.2 se8.2 secs0.0 se 0.0secs4.4 -5.7 12.7
12/2522:00:008.4 5.1 se12.5 secs5.0 se7.7 secs0.5 se 16.7secs4.5 -5.8 12.5
12/2521:00:008.0 5.1 se12.7 secs4.3 se7.6 secs0.9 se 16.7secs4.5 -5.8 12.7
12/2520:00:007.3 5.1 se12.6 secs3.7 se6.7 secs0.7 se 16.7secs4.5 -5.7 12.6
12/2519:00:007.3 5.4 se12.5 secs2.9 se9.3 secs3.0 se 6.2secs4.7 -6.1 12.5
12/2518:00:006.7 5.1 se12.3 secs2.5 se9.2 secs2.7 se 5.9secs4.4 -5.7 12.3
12/2517:00:007.1 5.8 se12.2 secs2.3 se8.5 secs0.0 se 0.0secs5.0 -6.4 12.2
12/2516:00:006.6 5.7 se11.3 secs1.3 se14.7 secs1.6 se 7.8secs4.5 -5.8 11.3
12/2515:00:007.5 6.4 se11.2 secs1.3 se14.3 secs2.2 se 7.8secs5.0 -6.5 11.2
12/2514:00:006.4 4.9 se12.1 secs2.9 se8.5 secs0.0 se 0.0secs4.2 -5.3 12.1
12/2513:00:006.8 5.5 se11.3 secs2.8 se7.8 secs1.0 se 14.8secs4.4 -5.6 11.3
12/2512:00:009.2 8.1 se11.3 secs2.8 se7.8 secs0.9 se 14.3secs6.4 -8.2 11.3
12/2511:00:008.3 7.3 se11.3 secs2.2 se7.8 secs0.0 se 0.0secs5.8 -7.5 11.3
12/2510:00:008.0 6.4 se11.1 secs2.7 se7.7 secs1.4 se 14.3secs5.0 -6.4 11.1
12/2509:00:008.4 6.3 se12.2 secs3.8 se8.4 secs0.0 se 0.0secs5.4 -6.9 12.2
12/2508:00:008.4 7.0 se11.3 secs1.6 se14.3 secs2.9 se 7.8secs5.5 -7.0 11.3
12/2507:00:007.9 6.5 se11.1 secs2.9 se7.7 secs1.4 se 14.3secs5.1 -6.5 11.1
12/2506:00:007.9 6.1 se11.1 secs3.4 se7.8 secs1.2 se 14.8secs4.7 -6.1 11.1
12/2505:00:009.8 8.1 se11.3 secs3.5 se7.9 secs1.2 se 14.3secs6.4 -8.2 11.3
12/2504:00:009.2 7.3 se11.1 secs4.1 se7.8 secs1.4 se 14.3secs5.7 -7.3 11.1
12/2503:00:008.7 6.5 se11.2 secs3.5 se7.7 secs0.9 se 14.3secs5.1 -6.6 11.2
12/2502:00:009.2 6.6 se10.0 secs3.7 se6.7 secs0.6 se 14.3secs4.6 -6.0 10.0
12/2501:00:008.0 5.7 se10.0 secs3.1 se6.8 secs0.0 se 0.0secs4.0 -5.2 10.0
12/2500:00:008.1 6.5 se8.4 secs1.6 se11.5 secs0.0 se 0.0secs3.9 -5.0 8.4

 

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
23:00:00 (GMT) on 12/25
Combined Sea Height:11.8 ft
Dominant Period:8.0 secs
Wind Speed: 29.2 kts
Wind Gust: 37.0 kts
Wind Direction:340 degrees
Barometric Pressure:1008.1 mbs
Air Temperature: 39.4 degrees
Water Temperature:46.4 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)
12/2523:00:0011.88.029.237.03401008.139.446.4
12/2522:00:0011.28.029.235.13401007.141.246.4
12/2521:00:0010.87.027.333.13301005.842.846.6
12/2520:00:000.00.025.433.12901005.046.246.6
12/2519:00:009.50.021.427.32501005.646.246.8
12/2518:00:009.212.023.427.32501006.946.046.8
12/2517:00:009.511.023.429.22501008.945.546.8
12/2516:00:000.00.023.429.22301009.745.046.8
12/2515:00:000.00.019.525.42301012.344.146.8
12/2514:00:000.00.019.525.42201013.842.846.6
12/2513:00:009.211.017.621.42201014.341.746.6
12/2512:00:009.89.015.619.52301015.940.346.6
12/2511:00:009.80.09.815.62601018.938.732.0
12/2510:00:009.210.011.717.62801020.238.346.8
12/2509:00:0010.511.013.717.62801020.637.647.3
12/2508:00:0010.211.011.715.63001021.638.848.0
12/2507:00:000.00.05.89.83601021.838.148.0
12/2506:00:009.811.09.813.70201021.338.148.0
12/2505:00:0011.511.011.715.60101021.238.347.8
12/2504:00:0011.511.015.619.53601022.037.447.1
12/2503:00:0010.811.015.623.43601022.938.546.8
12/2502:00:0011.59.017.625.40101022.738.546.4
12/2501:00:0012.19.019.525.40101022.139.446.4
12/2500:00:000.00.023.427.30101021.839.746.0

 

000021123 ___0.023505
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