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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)10/10
22:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
22:00:00 (GMT) on 10/10
Sea Height:1.4 ft
Primary Swell Height: 1.1 ft
Primary Swell Period: 5.9 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)
10/1022:00:001.4 1.1 se5.9 secs0.4 se8.9 secs0.3 se 12.8secs0.4 -0.6 5.9
10/1021:00:001.4 1.0 se5.6 secs0.3 se12.8 secs0.4 se 8.8secs0.4 -0.5 5.6
10/1020:00:001.5 1.2 se5.6 secs0.3 se11.5 secs0.0 se 0.0secs0.5 -0.6 5.6
10/1019:00:001.1 0.7 se8.4 secs0.4 se12.6 secs0.0 se 0.0secs0.4 -0.5 8.4
10/1018:00:000.9 0.6 se8.3 secs0.3 se11.3 secs0.0 se 0.0secs0.4 -0.5 8.3
10/1017:00:000.8 0.6 se8.3 secs0.3 se11.4 secs0.0 se 0.0secs0.3 -0.4 8.3
10/1016:00:000.9 0.6 se8.4 secs0.0 se0.0 secs se secs0.4 -0.5 8.4
10/1015:00:000.8 0.5 se8.4 secs0.1 se13.2 secs0.0 se 0.0secs0.3 -0.4 8.4
10/1014:00:000.8 0.5 se8.4 secs0.2 se11.9 secs0.0 se 0.0secs0.3 -0.4 8.4
10/1013:00:001.0 0.6 se8.3 secs0.2 se12.5 secs0.0 se 0.0secs0.4 -0.5 8.3
10/1012:00:001.0 0.8 se5.5 secs0.3 se11.6 secs0.0 se 0.0secs0.3 -0.4 5.5
10/1011:00:001.3 1.1 se5.5 secs0.5 se8.8 secs0.2 se 12.5secs0.4 -0.6 5.5
10/1010:00:001.3 1.0 se5.9 secs0.3 se9.7 secs0.0 se 0.0secs0.4 -0.5 5.9
10/1009:00:001.5 1.2 se5.5 secs0.5 se8.9 secs0.2 se 12.5secs0.5 -0.6 5.5
10/1008:00:001.4 1.1 se5.9 secs0.4 se9.1 secs0.2 se 12.3secs0.4 -0.6 5.9
10/1007:00:001.5 1.2 se5.8 secs0.3 se11.4 secs0.0 se 0.0secs0.5 -0.6 5.8
10/1006:00:001.5 1.2 se5.6 secs0.3 se9.9 secs0.2 se 13.1secs0.5 -0.6 5.6
10/1005:00:001.3 1.2 se5.5 secs0.3 se9.0 secs0.1 se 12.5secs0.4 -0.6 5.5
10/1004:00:001.4 1.2 se5.5 secs0.3 se9.9 secs0.0 se 0.0secs0.4 -0.6 5.5
10/1003:00:001.2 1.0 se5.5 secs0.3 se9.1 secs0.0 se 0.0secs0.4 -0.5 5.5
10/1002:00:001.1 0.9 se5.5 secs0.3 se9.0 secs0.1 se 12.5secs0.3 -0.4 5.5
10/1001:00:001.0 0.8 se5.5 secs0.3 se9.1 secs0.2 se 12.5secs0.3 -0.4 5.5
10/1000:00:001.0 0.8 se5.5 secs0.4 se9.0 secs0.2 se 12.6secs0.3 -0.4 5.5
10/0923:00:000.9 0.6 se5.9 secs0.3 se9.1 secs0.2 se 12.7secs0.3 -0.3 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
22:50:00 (GMT) on 10/10
Combined Sea Height:3.3 ft
Dominant Period:6.0 secs
Wind Speed: 9.8 kts
Wind Gust: 11.7 kts
Wind Direction:010 degrees
Barometric Pressure:1031.7 mbs
Air Temperature: 57.0 degrees
Water Temperature:64.4 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)
10/1022:50:003.36.09.811.70101031.757.064.4
10/1021:50:003.35.011.713.70101030.856.864.4
10/1020:50:003.36.011.713.70101030.557.064.2
10/1019:50:003.04.013.715.63601030.457.964.0
10/1018:50:002.65.011.713.73501030.458.364.2
10/1017:50:002.64.07.89.83401030.458.364.4
10/1016:50:002.64.09.811.73501030.458.564.2
10/1015:50:002.68.011.713.73601030.759.264.2
10/1014:50:002.65.011.713.73601030.260.164.2
10/1013:50:002.65.011.715.60101029.460.464.2
10/1012:50:002.35.013.715.63601028.561.364.2
10/1011:50:002.65.09.811.73201027.861.564.0
10/1010:50:002.66.011.713.73101027.062.163.3
10/1009:50:002.66.07.89.82901026.061.963.5
10/1008:50:002.66.09.89.82901025.561.963.0
10/1007:50:002.66.09.811.72801024.962.863.7
10/1006:50:003.05.09.811.72701024.563.063.9
10/1005:50:003.35.07.89.82801024.062.663.9
10/1004:50:003.35.09.811.72801024.062.663.9
10/1003:50:003.35.011.713.72901023.963.063.9
10/1002:50:003.06.011.713.72801023.863.363.9
10/1001:50:003.05.013.715.62801023.163.763.9
10/1000:50:002.35.011.713.72701022.463.364.0
10/0923:50:002.35.011.713.72601021.963.163.9

 

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