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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)10/02
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 10/02
Sea Height:3.4 ft
Primary Swell Height: 2.3 ft
Primary Swell Period: 6.6 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)
10/0221:00:003.4 2.3 se6.6 secs1.3 se11.4 secs0.0 se 0.0secs1.1 -1.4 6.6
10/0220:00:003.0 2.2 se6.3 secs1.0 se10.1 secs0.0 se 0.0secs0.9 -1.2 6.3
10/0219:00:002.9 2.1 se6.2 secs0.9 se11.2 secs0.0 se 0.0secs0.9 -1.2 6.2
10/0218:00:003.0 2.2 se6.3 secs1.0 se11.3 secs0.0 se 0.0secs1.0 -1.2 6.3
10/0217:00:003.0 2.4 se6.3 secs0.9 se11.3 secs0.2 se 14.3secs1.1 -1.4 6.3
10/0216:00:002.9 2.0 se6.6 secs1.0 se11.3 secs0.0 se 0.0secs0.9 -1.2 6.6
10/0215:00:002.9 2.2 se6.6 secs1.0 se12.0 secs0.0 se 0.0secs1.0 -1.3 6.6
10/0214:00:003.1 2.2 se6.7 secs0.9 se11.2 secs0.2 se 14.3secs1.0 -1.3 6.7
10/0213:00:003.2 2.4 se6.7 secs1.3 se11.4 secs0.0 se 0.0secs1.1 -1.4 6.7
10/0212:00:003.5 2.5 se6.7 secs1.2 se11.2 secs0.0 se 0.0secs1.2 -1.5 6.7
10/0211:00:003.3 2.5 se6.3 secs1.1 se11.4 secs0.0 se 0.0secs1.1 -1.4 6.3
10/0210:00:003.5 2.7 se6.3 secs1.2 se11.3 secs0.0 se 0.0secs1.2 -1.5 6.3
10/0209:00:003.2 2.3 se6.2 secs1.2 se11.3 secs0.1 se 14.3secs1.0 -1.3 6.2
10/0208:00:003.0 2.4 se5.9 secs1.1 se11.4 secs0.0 se 0.0secs1.0 -1.3 5.9
10/0207:00:002.8 2.3 se5.6 secs1.0 se12.1 secs0.8 se 9.0secs0.9 -1.1 5.6
10/0206:00:002.4 1.0 se11.3 secs2.0 se5.5 secs0.0 se 0.0secs0.8 -1.0 11.3
10/0205:00:002.0 1.1 se12.1 secs1.4 se5.5 secs0.0 se 0.0secs0.9 -1.2 12.1
10/0204:00:001.9 1.1 se12.2 secs0.8 se9.1 secs1.1 se 5.5secs0.9 -1.2 12.2
10/0203:00:001.8 1.3 se12.1 secs0.8 se8.4 secs0.0 se 0.0secs1.1 -1.4 12.1
10/0202:00:001.7 0.9 se12.3 secs1.0 se9.1 secs0.6 se 5.5secs0.8 -1.0 12.3
10/0201:00:001.7 1.2 se11.2 secs0.9 se7.8 secs0.2 se 14.3secs0.9 -1.2 11.2
10/0200:00:001.6 1.2 se11.4 secs0.7 se8.4 secs0.2 se 15.0secs1.0 -1.3 11.4
10/0123:00:001.7 1.2 se11.2 secs0.8 se7.8 secs0.3 se 14.3secs0.9 -1.2 11.2
10/0122:00:001.6 1.0 se12.2 secs0.9 se9.1 secs0.4 se 5.9secs0.9 -1.1 12.2

 

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 10/02
Combined Sea Height:5.2 ft
Dominant Period:7.0 secs
Wind Speed: 13.7 kts
Wind Gust: 15.6 kts
Wind Direction:220 degrees
Barometric Pressure:1012.6 mbs
Air Temperature: 68.2 degrees
Water Temperature:62.6 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)
10/0221:50:005.27.013.715.62201012.668.262.6
10/0220:50:004.97.013.715.62201012.768.262.8
10/0219:50:005.26.011.713.72101012.867.862.6
10/0218:50:004.90.013.713.72201013.068.062.6
10/0217:50:004.97.09.811.72101013.566.762.6
10/0216:50:004.96.011.713.72201014.067.562.2
10/0215:50:004.37.09.811.72201014.767.162.2
10/0214:50:004.96.011.711.72201015.167.161.9
10/0213:50:005.27.011.711.72301015.467.161.9
10/0212:50:004.97.09.811.72201015.366.761.7
10/0211:50:004.96.07.89.82301015.466.261.9
10/0210:50:005.26.011.713.72301015.367.161.7
10/0209:50:005.26.011.711.72201015.167.161.7
10/0208:50:004.60.011.713.72201015.166.961.5
10/0207:50:004.96.011.713.72201015.466.732.0
10/0206:50:004.66.09.89.82101016.065.761.7
10/0205:50:004.36.09.811.72101016.266.262.1
10/0204:50:003.65.011.711.72201016.566.262.2
10/0203:50:003.35.09.811.72201016.766.262.4
10/0202:50:003.09.09.811.72101016.866.262.2
10/0201:50:002.65.09.811.72201017.266.061.9
10/0200:50:003.09.07.89.82001017.365.561.9
10/0123:50:002.610.05.85.82101017.865.562.2
10/0122:50:002.68.05.87.81901017.766.261.9

 

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