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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)09/16
13:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
13:00:00 (GMT) on 09/16
Sea Height:1.4 ft
Primary Swell Height: 0.5 ft
Primary Swell Period: 12.8 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)
09/1613:00:001.4 0.5 se12.8 secs0.8 se6.7 secs0.1 se 16.7secs0.4 -0.6 12.8
09/1612:00:001.4 1.0 se5.5 secs0.4 se12.7 secs0.5 se 9.1secs0.4 -0.5 5.5
09/1611:00:001.5 1.1 se5.9 secs0.4 se12.6 secs0.5 se 9.0secs0.4 -0.6 5.9
09/1610:00:001.4 1.0 se5.9 secs0.4 se9.0 secs0.3 se 12.6secs0.4 -0.5 5.9
09/1609:00:001.4 1.1 se6.2 secs0.4 se12.9 secs0.0 se 0.0secs0.5 -0.6 6.2
09/1608:00:001.5 1.1 se6.6 secs0.4 se14.1 secs0.4 se 10.0secs0.5 -0.7 6.6
09/1607:00:001.7 1.3 se6.7 secs0.3 se14.0 secs0.3 se 9.9secs0.6 -0.8 6.7
09/1606:00:001.6 1.2 se6.7 secs0.4 se9.9 secs0.3 se 14.0secs0.6 -0.7 6.7
09/1605:00:001.6 1.2 se6.7 secs0.4 se14.2 secs0.5 se 9.9secs0.5 -0.7 6.7
09/1604:00:001.8 1.4 se6.2 secs0.4 se12.8 secs0.0 se 0.0secs0.6 -0.8 6.2
09/1603:00:001.9 1.4 se6.3 secs0.3 se12.8 secs0.0 se 0.0secs0.6 -0.8 6.3
09/1602:00:002.1 1.6 se6.2 secs0.3 se11.4 secs0.0 se 0.0secs0.7 -0.9 6.2
09/1601:00:001.9 1.6 se5.9 secs0.4 se9.0 secs0.0 se 0.0secs0.7 -0.9 5.9
09/1600:00:002.3 2.0 se5.8 secs0.4 se9.0 secs0.0 se 0.0secs0.8 -1.0 5.8
09/1523:00:002.2 1.8 se5.9 secs0.4 se9.0 secs0.0 se 0.0secs0.7 -0.9 5.9
09/1522:00:002.7 2.1 se5.9 secs0.4 se9.0 secs0.3 se 12.6secs0.9 -1.1 5.9
09/1521:00:002.2 1.6 se6.6 secs0.3 se9.9 secs0.2 se 13.0secs0.7 -1.0 6.6
09/1520:00:002.2 1.6 se6.7 secs0.3 se9.9 secs0.0 se 0.0secs0.8 -1.0 6.7
09/1519:00:002.0 1.5 se6.7 secs0.3 se9.9 secs0.2 se 13.5secs0.7 -0.9 6.7
09/1518:00:002.2 1.6 se7.1 secs0.3 se12.7 secs0.0 se 0.0secs0.8 -1.0 7.1
09/1517:00:002.3 1.8 se7.2 secs0.3 se10.9 secs0.1 se 14.3secs0.9 -1.2 7.2
09/1516:00:002.4 1.7 se7.2 secs0.3 se14.1 secs0.0 se 0.0secs0.9 -1.1 7.2
09/1515:00:002.6 2.0 se7.2 secs0.4 se12.5 secs0.0 se 0.0secs1.0 -1.3 7.2
09/1514:00:002.7 2.0 se7.1 secs0.3 se11.3 secs0.0 se 0.0secs1.0 -1.3 7.1

 

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
13:50:00 (GMT) on 09/16
Combined Sea Height:2.3 ft
Dominant Period:6.0 secs
Wind Speed: 3.9 kts
Wind Gust: 5.8 kts
Wind Direction:030 degrees
Barometric Pressure:1028.9 mbs
Air Temperature: 61.5 degrees
Water Temperature:66.2 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)
09/1613:50:002.36.03.95.80301028.961.566.2
09/1612:50:003.00.05.87.80101028.761.267.1
09/1611:50:002.66.03.95.80101028.761.569.6
09/1610:50:002.66.05.87.80301028.261.070.7
09/1609:50:002.36.05.87.80401027.461.271.6
09/1608:50:002.66.05.89.83601027.161.270.9
09/1607:50:002.67.05.89.80201026.961.271.8
09/1606:50:002.66.05.87.80101027.161.272.0
09/1605:50:002.66.05.89.80201027.361.032.0
09/1604:50:003.06.05.87.80601027.961.270.0
09/1603:50:003.36.07.89.80501028.061.369.1
09/1602:50:003.66.07.89.80601027.761.367.6
09/1601:50:003.96.011.715.60601027.861.766.7
09/1600:50:004.36.013.717.60601027.761.566.9
09/1523:50:004.66.013.715.60301028.061.767.6
09/1522:50:004.36.013.715.60301027.461.969.8
09/1521:50:004.36.015.617.60301027.562.271.4
09/1520:50:004.37.013.717.60301027.262.672.3
09/1519:50:003.95.015.617.60201026.862.672.3
09/1518:50:003.97.015.621.40201026.862.872.7
09/1517:50:003.67.015.619.50301027.163.072.7
09/1516:50:004.37.017.619.50301027.562.871.6
09/1515:50:004.38.015.619.50201027.762.470.3
09/1514:50:004.67.015.619.50201027.862.168.4

 

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