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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)08/06
21:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
21:00:00 (GMT) on 08/06
Sea Height:1.6 ft
Primary Swell Height: 1.1 ft
Primary Swell Period: 5.5 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)
08/0621:00:001.6 1.1 se5.5 secs0.5 se11.1 secs0.1 se 14.3secs0.4 -0.6 5.5
08/0620:00:001.5 1.0 se6.2 secs0.4 se11.1 secs0.2 se 15.1secs0.4 -0.5 6.2
08/0619:00:001.3 0.9 se5.9 secs0.4 se12.3 secs0.4 se 9.1secs0.4 -0.5 5.9
08/0618:00:001.3 0.8 se6.7 secs0.4 se11.1 secs0.2 se 14.3secs0.4 -0.5 6.7
08/0617:00:001.2 0.6 se9.9 secs0.7 se6.7 secs0.3 se 13.9secs0.4 -0.6 9.9
08/0616:00:001.3 0.5 se10.9 secs0.8 se6.7 secs0.3 se 14.1secs0.4 -0.5 10.9
08/0615:00:001.4 0.6 se9.9 secs0.7 se6.7 secs0.3 se 14.2secs0.4 -0.5 9.9
08/0614:00:001.4 0.8 se7.2 secs0.5 se12.7 secs0.1 se 16.7secs0.4 -0.5 7.2
08/0613:00:001.6 0.7 se10.0 secs1.1 se6.3 secs0.3 se 14.1secs0.5 -0.6 10.0
08/0612:00:001.4 0.9 se7.1 secs0.5 se10.9 secs0.2 se 14.1secs0.4 -0.6 7.1
08/0611:00:001.3 0.8 se7.7 secs0.5 se11.0 secs0.1 se 14.3secs0.4 -0.6 7.7
08/0610:00:001.5 0.6 se12.6 secs0.9 se7.1 secs0.0 se 0.0secs0.5 -0.6 12.6
08/0609:00:001.4 0.9 se7.1 secs0.4 se11.0 secs0.3 se 14.1secs0.5 -0.6 7.1
08/0608:00:001.5 1.1 se6.7 secs0.5 se12.6 secs0.0 se 0.0secs0.5 -0.6 6.7
08/0607:00:001.6 1.1 se7.2 secs0.4 se10.8 secs0.0 se 0.0secs0.5 -0.7 7.2
08/0606:00:001.6 1.2 se7.1 secs0.5 se10.9 secs0.3 se 14.4secs0.6 -0.8 7.1
08/0605:00:001.7 1.3 se7.1 secs0.5 se11.0 secs0.1 se 14.3secs0.6 -0.8 7.1
08/0604:00:001.8 1.2 se7.1 secs0.5 se12.4 secs0.0 se 0.0secs0.6 -0.8 7.1
08/0603:00:001.8 1.3 se7.2 secs0.5 se12.7 secs0.1 se 16.7secs0.7 -0.9 7.2
08/0602:00:002.0 1.4 se7.2 secs0.5 se11.0 secs0.2 se 15.0secs0.7 -0.9 7.2
08/0601:00:001.9 1.3 se7.6 secs0.4 se10.9 secs0.0 se 0.0secs0.7 -0.9 7.6
08/0600:00:002.3 1.8 se7.7 secs0.6 se11.0 secs0.2 se 14.3secs0.9 -1.2 7.7
08/0523:00:001.8 1.2 se8.2 secs0.5 se12.3 secs0.0 se 0.0secs0.7 -0.9 8.2
08/0522:00:001.9 1.3 se7.7 secs0.6 se10.9 secs0.3 se 14.2secs0.7 -0.9 7.7

 

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
21:50:00 (GMT) on 08/06
Combined Sea Height:0.0 ft
Dominant Period:0.0 secs
Wind Speed: 9.8 kts
Wind Gust: 9.8 kts
Wind Direction:240 degrees
Barometric Pressure:1020.2 mbs
Air Temperature: 71.4 degrees
Water Temperature:72.0 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)
08/0621:50:000.00.09.89.82401020.271.472.0
08/0620:50:003.05.07.89.82401020.471.170.9
08/0619:50:003.05.09.89.82401020.572.075.4
08/0618:50:002.65.07.89.82401020.770.970.3
08/0617:50:002.64.09.89.82401021.170.968.5
08/0616:50:002.35.09.89.82301021.372.068.4
08/0615:50:002.36.09.89.82301021.272.772.0
08/0614:50:002.66.07.89.82201021.372.170.5
08/0613:50:002.67.05.87.82201021.370.769.3
08/0612:50:002.60.00.00.00001022.369.864.8
08/0611:50:002.67.07.87.82101021.572.161.3
08/0610:50:002.37.07.87.82201021.474.871.4
08/0609:50:002.67.07.89.82201021.275.475.2
08/0608:50:002.36.07.89.82301021.075.275.4
08/0607:50:002.67.07.87.82401021.173.875.6
08/0606:50:002.67.07.87.82401021.174.175.2
08/0605:50:003.07.07.87.82101021.174.171.2
08/0604:50:003.07.05.85.82301021.471.872.0
08/0603:50:003.06.05.85.82201021.571.471.4
08/0602:50:003.37.03.95.82301021.466.764.4
08/0601:50:003.37.03.95.82301021.467.659.2
08/0600:50:003.07.05.85.82301021.368.961.3
08/0523:50:003.08.05.87.82401021.170.062.6
08/0522:50:003.07.07.89.82201021.275.465.5

 

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