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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)08/09
05:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
05:00:00 (GMT) on 08/09
Sea Height:2.3 ft
Primary Swell Height: 1.7 ft
Primary Swell Period: 6.2 secs
Surf Height0.7 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)
08/0905:00:002.3 1.7 se6.2 secs0.6 se9.7 secs0.2 se 13.4secs0.7 -0.9 6.2
08/0904:00:002.6 2.0 se6.3 secs0.5 se9.9 secs0.0 se 0.0secs0.9 -1.1 6.3
08/0903:00:002.4 2.0 se6.3 secs0.6 se9.7 secs0.0 se 0.0secs0.9 -1.1 6.3
08/0902:00:002.4 1.6 se6.3 secs0.8 se10.0 secs0.0 se 0.0secs0.7 -0.9 6.3
08/0901:00:002.2 1.8 se5.9 secs0.7 se9.0 secs0.2 se 12.5secs0.8 -1.0 5.9
08/0900:00:002.0 1.5 se5.9 secs0.7 se10.1 secs0.0 se 0.0secs0.6 -0.8 5.9
08/0823:00:002.1 1.6 se5.9 secs0.5 se11.0 secs0.1 se 14.3secs0.7 -0.9 5.9
08/0822:00:001.8 1.3 se5.9 secs0.6 se10.0 secs0.2 se 13.6secs0.5 -0.7 5.9
08/0821:00:001.6 1.1 se5.6 secs0.5 se10.1 secs0.1 se 13.2secs0.4 -0.6 5.6
08/0820:00:001.8 1.4 se5.5 secs0.7 se9.9 secs0.3 se 13.2secs0.5 -0.7 5.5
08/0819:00:001.6 1.1 se5.6 secs0.6 se9.9 secs0.0 se 0.0secs0.4 -0.6 5.6
08/0818:00:001.8 1.2 se5.9 secs0.6 se10.1 secs0.1 se 14.3secs0.5 -0.6 5.9
08/0817:00:001.8 1.3 se5.9 secs0.6 se10.0 secs0.0 se 0.0secs0.5 -0.7 5.9
08/0816:00:001.9 1.5 se5.9 secs0.8 se9.0 secs0.5 se 12.4secs0.6 -0.8 5.9
08/0815:00:001.8 1.2 se5.9 secs0.7 se10.0 secs0.3 se 13.2secs0.5 -0.6 5.9
08/0814:00:001.7 0.7 se10.1 secs1.1 se5.9 secs0.3 se 13.4secs0.5 -0.7 10.1
08/0813:00:001.5 0.7 se10.0 secs1.0 se5.9 secs0.3 se 13.2secs0.5 -0.6 10.0
08/0812:00:001.5 0.7 se10.1 secs1.1 se5.6 secs0.0 se 0.0secs0.5 -0.6 10.1
08/0811:00:001.6 1.2 se5.5 secs0.6 se10.0 secs0.3 se 13.3secs0.5 -0.6 5.5
08/0810:00:001.4 0.6 se10.1 secs1.0 se5.5 secs0.1 se 14.3secs0.4 -0.5 10.1
08/0809:00:001.4 0.6 se11.1 secs1.1 se5.5 secs0.1 se 14.3secs0.4 -0.6 11.1
08/0808:00:001.6 1.3 se5.5 secs0.5 se10.0 secs0.0 se 0.0secs0.5 -0.7 5.5
08/0807:00:001.4 0.5 se11.3 secs1.0 se5.6 secs0.0 se 0.0secs0.4 -0.5 11.3
08/0806:00:001.7 1.4 se5.6 secs0.6 se10.1 secs0.0 se 0.0secs0.5 -0.7 5.6

 

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
05:50:00 (GMT) on 08/09
Combined Sea Height:4.9 ft
Dominant Period:7.0 secs
Wind Speed: 15.6 kts
Wind Gust: 17.6 kts
Wind Direction:230 degrees
Barometric Pressure:1014.0 mbs
Air Temperature: 75.0 degrees
Water Temperature:75.0 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)
08/0905:50:004.97.015.617.62301014.075.075.0
08/0904:50:004.66.015.617.62301014.275.475.0
08/0903:50:004.66.013.717.62301014.774.874.8
08/0902:50:004.36.013.715.62401014.775.074.8
08/0901:50:004.36.013.715.62401015.175.074.5
08/0900:50:003.96.011.715.62401014.675.475.6
08/0823:50:003.96.013.715.62301014.375.732.0
08/0822:50:003.36.013.715.62301014.275.776.3
08/0821:50:003.66.013.715.62301014.275.976.3
08/0820:50:003.65.011.713.72301014.475.976.5
08/0819:50:003.36.013.715.62401014.976.175.6
08/0818:50:003.30.011.713.72301015.475.675.2
08/0817:50:003.66.011.713.72301015.975.475.0
08/0816:50:003.06.011.713.72301016.275.274.7
08/0815:50:003.35.011.713.72501016.475.074.7
08/0814:50:003.06.011.713.72401016.674.875.2
08/0813:50:003.36.011.713.72301016.675.275.6
08/0812:50:003.35.011.713.72301016.975.232.0
08/0811:50:003.36.013.715.62301016.675.775.6
08/0810:50:003.35.011.713.72201016.675.275.6
08/0809:50:003.35.013.715.62201016.375.675.7
08/0808:50:003.35.011.713.72201016.475.075.9
08/0807:50:003.35.011.713.72301016.774.875.9
08/0806:50:003.05.011.713.72301016.975.075.6

 

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