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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)07/26
19:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
19:00:00 (GMT) on 07/26
Sea Height:1.3 ft
Primary Swell Height: 0.6 ft
Primary Swell Period: 8.4 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)
07/2619:00:001.3 0.6 se8.4 secs0.3 se12.2 secs0.0 se 0.0secs0.4 -0.5 8.4
07/2618:00:001.3 0.5 se14.5 secs0.9 se5.5 secs0.4 se 11.3secs0.5 -0.7 14.5
07/2617:00:001.3 0.5 se14.3 secs0.9 se5.5 secs0.4 se 9.0secs0.5 -0.6 14.3
07/2616:00:001.2 0.9 se5.6 secs0.3 se14.2 secs0.4 se 9.0secs0.4 -0.5 5.6
07/2615:00:001.5 1.2 se5.5 secs0.3 se12.6 secs0.4 se 9.1secs0.4 -0.6 5.5
07/2614:00:001.5 0.5 se14.2 secs1.1 se5.9 secs0.5 se 8.9secs0.5 -0.6 14.2
07/2613:00:001.5 1.1 se5.9 secs0.4 se14.4 secs0.5 se 9.0secs0.5 -0.6 5.9
07/2612:00:001.6 1.0 se6.3 secs0.4 se14.3 secs0.4 se 11.2secs0.5 -0.6 6.3
07/2611:00:001.7 1.1 se6.6 secs0.4 se9.9 secs0.2 se 13.0secs0.5 -0.6 6.6
07/2610:00:001.6 1.1 se6.7 secs0.4 se10.1 secs0.1 se 13.4secs0.5 -0.7 6.7
07/2609:00:001.8 1.4 se6.7 secs0.1 se10.0 secs0.0 se 0.0secs0.7 -0.8 6.7
07/2608:00:001.9 1.5 se6.3 secs0.4 se12.7 secs0.0 se 0.0secs0.7 -0.9 6.3
07/2607:00:002.2 1.8 se6.6 secs0.4 se9.9 secs0.2 se 13.2secs0.8 -1.0 6.6
07/2606:00:002.2 1.7 se6.2 secs0.4 se14.5 secs0.4 se 9.8secs0.8 -1.0 6.2
07/2605:00:002.2 1.7 se5.9 secs0.4 se14.4 secs0.5 se 9.9secs0.7 -0.9 5.9
07/2604:00:002.2 1.7 se5.9 secs0.4 se14.4 secs0.4 se 9.9secs0.7 -0.9 5.9
07/2603:00:002.2 1.9 se5.9 secs0.5 se9.1 secs0.0 se 0.0secs0.8 -1.0 5.9
07/2602:00:002.3 1.8 se5.9 secs0.3 se12.9 secs0.5 se 9.0secs0.8 -1.0 5.9
07/2601:00:002.5 2.0 se5.9 secs0.4 se10.0 secs0.1 se 16.7secs0.8 -1.1 5.9
07/2600:00:002.5 1.9 se5.9 secs0.4 se12.5 secs0.5 se 9.0secs0.8 -1.0 5.9
07/2523:00:002.6 2.2 se5.9 secs0.5 se11.1 secs0.0 se 0.0secs0.9 -1.2 5.9
07/2522:00:002.5 2.1 se5.9 secs0.3 se12.5 secs0.4 se 9.1secs0.9 -1.1 5.9
07/2521:00:002.1 1.7 se6.2 secs0.4 se11.3 secs0.1 se 16.7secs0.7 -0.9 6.2
07/2520:00:001.9 1.5 se5.9 secs0.4 se11.3 secs0.0 se 0.0secs0.6 -0.8 5.9

 

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
19:00:00 (GMT) on 07/26
Combined Sea Height:3.0 ft
Dominant Period:6.0 secs
Wind Speed: 7.8 kts
Wind Gust: 9.8 kts
Wind Direction:360 degrees
Barometric Pressure:1018.8 mbs
Air Temperature: 65.5 degrees
Water Temperature:69.1 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)
07/2619:00:003.06.07.89.83601018.865.569.1
07/2618:00:003.05.07.811.70101018.767.168.4
07/2617:00:000.00.011.713.70101018.867.168.7
07/2616:00:003.04.011.713.70101018.567.169.4
07/2615:00:003.06.09.811.73601018.463.569.3
07/2614:00:000.00.03.95.80101018.359.455.0
07/2613:00:002.66.05.85.80201017.859.055.0
07/2612:00:002.66.07.87.80101017.758.354.7
07/2611:00:000.00.07.89.80101016.859.032.0
07/2610:00:002.60.09.811.70101016.161.258.6
07/2609:00:003.07.011.715.63601015.564.964.2
07/2608:00:003.36.013.717.60101014.466.464.2
07/2607:00:000.00.013.715.63601013.866.967.1
07/2606:00:003.66.013.717.63601013.668.567.3
07/2605:00:003.66.05.87.82901013.668.464.4
07/2604:00:004.36.07.89.82501013.468.463.7
07/2603:00:004.36.07.87.82401013.068.964.2
07/2602:00:003.96.09.811.72301013.369.664.9
07/2601:00:004.36.07.89.82101013.468.266.0
07/2600:00:004.66.09.89.82301013.069.165.5
07/2523:00:000.00.09.813.72501012.769.365.3
07/2522:00:004.36.011.711.72401012.368.563.3
07/2521:00:004.36.09.811.72301012.468.963.7
07/2520:00:003.96.011.713.72301012.470.063.9

 

000020387 ___0.061483
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