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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)08/26
16:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
16:00:00 (GMT) on 08/26
Sea Height:1.7 ft
Primary Swell Height: 1.1 ft
Primary Swell Period: 13.8 secs
Surf Height1.1 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)
08/2616:00:001.7 1.1 se13.8 secs0.6 se10.2 secs0.6 se 7.2secs1.1 -1.4 13.8
08/2615:00:001.7 1.1 se12.8 secs0.7 se8.3 secs0.1 se 16.7secs1.0 -1.2 12.8
08/2614:00:001.8 0.9 se12.6 secs1.2 se5.5 secs0.6 se 9.1secs0.8 -1.0 12.6
08/2613:00:001.8 1.0 se12.8 secs1.2 se5.5 secs0.6 se 9.2secs0.9 -1.1 12.8
08/2612:00:001.8 1.0 se12.7 secs1.2 se5.6 secs0.6 se 9.1secs0.8 -1.1 12.7
08/2611:00:001.9 1.1 se12.8 secs1.1 se5.6 secs0.6 se 9.2secs1.0 -1.3 12.8
08/2610:00:001.8 1.0 se12.8 secs1.1 se5.8 secs0.6 se 9.1secs0.9 -1.2 12.8
08/2609:00:001.7 0.9 se12.5 secs1.0 se5.9 secs0.6 se 9.0secs0.8 -1.0 12.5
08/2608:00:001.7 1.0 se12.5 secs0.7 se8.4 secs0.2 se 16.7secs0.9 -1.1 12.5
08/2607:00:001.8 1.1 se12.8 secs1.1 se5.6 secs0.6 se 9.2secs0.9 -1.2 12.8
08/2606:00:001.7 0.9 se12.8 secs0.6 se9.2 secs1.0 se 5.5secs0.9 -1.1 12.8
08/2605:00:001.6 0.8 se14.2 secs0.7 se11.2 secs1.0 se 5.5secs0.8 -1.0 14.2
08/2604:00:001.3 0.6 se14.5 secs0.6 se10.1 secs0.7 se 5.5secs0.6 -0.7 14.5
08/2603:00:001.4 0.8 se14.4 secs0.7 se11.2 secs0.6 se 7.8secs0.8 -1.0 14.4
08/2602:00:001.5 0.8 se12.6 secs0.7 se7.6 secs0.1 se 16.7secs0.7 -1.0 12.6
08/2601:00:001.5 0.8 se12.4 secs0.5 se9.2 secs0.8 se 5.5secs0.7 -0.9 12.4
08/2600:00:001.5 0.8 se12.5 secs0.6 se9.1 secs0.7 se 5.9secs0.7 -1.0 12.5
08/2523:00:001.5 0.8 se12.3 secs0.6 se9.1 secs0.8 se 5.9secs0.7 -0.9 12.3
08/2522:00:001.4 0.7 se12.5 secs0.7 se7.1 secs0.2 se 16.7secs0.6 -0.8 12.5
08/2521:00:001.5 0.9 se12.2 secs0.7 se9.1 secs0.7 se 5.9secs0.8 -1.0 12.2
08/2520:00:001.4 0.9 se12.4 secs0.8 se6.2 secs0.1 se 16.7secs0.8 -1.0 12.4
08/2519:00:001.3 0.7 se12.3 secs0.5 se9.2 secs0.7 se 5.9secs0.6 -0.8 12.3
08/2518:00:001.5 0.9 se12.3 secs0.7 se9.0 secs0.6 se 5.9secs0.8 -1.0 12.3
08/2517:00:001.5 0.9 se12.4 secs0.6 se9.3 secs0.6 se 5.9secs0.7 -0.9 12.4

 

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
16:50:00 (GMT) on 08/26
Combined Sea Height:3.3 ft
Dominant Period:13.0 secs
Wind Speed: 3.9 kts
Wind Gust: 5.8 kts
Wind Direction:360 degrees
Barometric Pressure:1018.2 mbs
Air Temperature: 71.2 degrees
Water Temperature:71.4 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)
08/2616:50:003.313.03.95.83601018.271.271.4
08/2615:50:003.35.05.85.82701018.173.272.0
08/2614:50:003.35.03.93.92801018.172.171.6
08/2613:50:003.35.03.95.82801017.671.471.4
08/2612:50:003.36.03.95.82901017.470.770.9
08/2611:50:003.35.03.93.92701017.371.171.1
08/2610:50:003.05.05.87.82801016.771.671.2
08/2609:50:002.66.03.95.82601016.371.671.4
08/2608:50:002.66.03.95.82801015.972.171.6
08/2607:50:003.06.07.89.82801015.872.572.5
08/2606:50:003.00.00.00.00001016.572.171.6
08/2605:50:003.05.07.89.82801015.772.032.0
08/2604:50:002.65.09.811.72701015.872.574.1
08/2603:50:003.05.011.713.72801015.772.574.7
08/2602:50:003.05.011.713.72801015.872.775.2
08/2601:50:003.05.011.713.72701015.673.075.2
08/2600:50:003.05.09.811.72501015.172.775.2
08/2523:50:003.05.07.811.72601014.672.374.7
08/2522:50:003.05.09.811.72801014.272.774.3
08/2521:50:003.04.07.811.72801014.373.074.1
08/2520:50:002.64.09.811.72901014.273.073.6
08/2519:50:002.611.011.713.72901014.173.273.4
08/2518:50:002.66.011.715.62901014.373.472.9
08/2517:50:002.67.011.713.72801014.274.874.1

 

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