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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)01/05
08:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
08:00:00 (GMT) on 01/05
Sea Height:4.2 ft
Primary Swell Height: 3.0 ft
Primary Swell Period: 6.6 secs
Surf Height1.4 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)
01/0508:00:004.2 3.0 se6.6 secs0.7 se11.3 secs0.0 se 0.0secs1.4 -1.8 6.6
01/0507:00:003.0 2.2 se7.2 secs0.5 se12.3 secs0.0 se 0.0secs1.1 -1.4 7.2
01/0506:00:002.8 2.1 se7.2 secs0.6 se11.3 secs0.0 se 0.0secs1.1 -1.4 7.2
01/0505:00:003.0 2.0 se7.7 secs0.7 se12.3 secs0.0 se 0.0secs1.1 -1.4 7.7
01/0504:00:003.4 2.3 se7.7 secs0.6 se11.2 secs0.0 se 0.0secs1.3 -1.6 7.7
01/0503:00:003.5 2.5 se7.8 secs0.7 se11.3 secs0.0 se 0.0secs1.3 -1.7 7.8
01/0502:00:003.3 2.2 se7.7 secs0.7 se12.4 secs0.1 se 16.7secs1.2 -1.5 7.7
01/0501:00:003.1 2.1 se7.1 secs0.6 se12.3 secs0.0 se 0.0secs1.1 -1.4 7.1
01/0500:00:003.4 2.1 se6.7 secs0.9 se12.2 secs0.2 se 16.7secs1.0 -1.3 6.7
01/0423:00:003.5 2.7 se6.2 secs0.6 se12.3 secs0.0 se 0.0secs1.2 -1.5 6.2
01/0422:00:003.1 2.7 se5.5 secs0.7 se11.3 secs0.0 se 0.0secs1.0 -1.3 5.5
01/0421:00:001.8 1.5 se5.5 secs0.6 se11.1 secs0.0 se 0.0secs0.6 -0.7 5.5
01/0420:00:001.4 0.7 se11.3 secs0.7 se7.8 secs0.0 se 0.0secs0.6 -0.7 11.3
01/0419:00:001.2 0.8 se8.3 secs0.5 se11.4 secs0.0 se 0.0secs0.5 -0.6 8.3
01/0418:00:001.4 0.8 se12.2 secs0.9 se8.4 secs0.0 se 0.0secs0.7 -0.9 12.2
01/0417:00:001.3 0.8 se12.3 secs0.8 se8.3 secs0.0 se 0.0secs0.7 -0.9 12.3
01/0416:00:001.4 0.7 se12.3 secs0.8 se8.9 secs0.6 se 5.9secs0.6 -0.8 12.3
01/0415:00:001.4 0.6 se12.3 secs0.8 se8.9 secs0.6 se 5.9secs0.5 -0.6 12.3
01/0414:00:001.4 0.7 se8.9 secs0.5 se12.4 secs0.8 se 5.9secs0.5 -0.6 8.9
01/0413:00:001.4 0.6 se12.3 secs0.8 se8.3 secs0.0 se 0.0secs0.5 -0.6 12.3
01/0412:00:001.5 0.8 se8.4 secs0.4 se12.2 secs0.0 se 0.0secs0.5 -0.6 8.4
01/0411:00:001.5 0.9 se8.4 secs0.6 se12.4 secs0.1 se 16.7secs0.5 -0.7 8.4
01/0410:00:001.5 0.8 se8.4 secs0.5 se12.1 secs0.0 se 0.0secs0.5 -0.6 8.4
01/0409:00:001.7 0.8 se10.0 secs1.0 se6.2 secs0.0 se 0.0secs0.6 -0.7 10.0

 

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
08:00:00 (GMT) on 01/05
Combined Sea Height:6.9 ft
Dominant Period:6.0 secs
Wind Speed: 23.4 kts
Wind Gust: 29.2 kts
Wind Direction:320 degrees
Barometric Pressure:1019.7 mbs
Air Temperature: 32.9 degrees
Water Temperature:43.5 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)
01/0508:00:006.96.023.429.23201019.732.943.5
01/0507:00:006.27.025.429.23101019.134.743.5
01/0506:00:000.00.021.427.33101018.534.943.9
01/0505:00:004.97.021.427.33101018.135.244.1
01/0504:00:004.98.015.619.53101018.333.843.9
01/0503:00:005.97.015.617.63201018.233.343.7
01/0502:00:005.68.017.621.43101018.133.143.5
01/0501:00:005.68.017.625.43201017.333.143.5
01/0500:00:005.96.017.623.43201017.032.943.5
01/0423:00:005.66.017.623.43201016.433.443.5
01/0422:00:005.66.019.525.43301015.834.043.3
01/0421:00:004.95.021.427.33301015.234.243.5
01/0420:00:004.35.019.523.43301014.334.543.5
01/0419:00:003.95.017.621.43301013.834.043.5
01/0418:00:003.34.019.523.43401013.133.643.5
01/0417:00:003.33.017.621.43301012.933.443.9
01/0416:00:003.08.015.619.53401013.134.544.4
01/0415:00:002.38.013.717.63301013.835.144.4
01/0414:00:002.38.09.813.73301014.335.444.4
01/0413:00:002.36.07.811.73301014.135.244.2
01/0412:00:002.30.07.811.73301013.735.143.9
01/0411:00:002.68.05.89.83501013.635.143.7
01/0410:00:002.68.05.89.80101013.535.143.5
01/0409:00:000.00.01.95.83301013.735.243.5

 

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