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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)08/05
18:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
18:00:00 (GMT) on 08/05
Sea Height:2.3 ft
Primary Swell Height: 1.4 ft
Primary Swell Period: 7.8 secs
Surf Height0.8 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)
08/0518:00:002.3 1.4 se7.8 secs0.5 se12.2 secs0.2 se 15.2secs0.8 -1.0 7.8
08/0517:00:002.4 1.5 se8.3 secs0.4 se12.5 secs0.0 se 0.0secs0.9 -1.2 8.3
08/0516:00:002.3 1.7 se7.7 secs0.4 se12.4 secs0.0 se 0.0secs0.9 -1.2 7.7
08/0515:00:002.3 1.5 se7.7 secs0.6 se11.0 secs0.4 se 14.0secs0.8 -1.0 7.7
08/0514:00:002.5 1.8 se7.7 secs0.4 se12.5 secs0.1 se 16.7secs1.0 -1.3 7.7
08/0513:00:002.5 1.7 se8.3 secs0.4 se12.3 secs0.0 se 0.0secs1.0 -1.2 8.3
08/0512:00:002.4 1.6 se8.2 secs0.5 se12.6 secs0.1 se 16.7secs0.9 -1.2 8.2
08/0511:00:002.5 1.7 se7.7 secs0.7 se10.8 secs0.4 se 14.3secs0.9 -1.2 7.7
08/0510:00:002.4 1.7 se7.7 secs0.6 se11.0 secs0.2 se 15.1secs0.9 -1.2 7.7
08/0509:00:002.4 1.7 se7.7 secs0.6 se10.8 secs0.2 se 14.3secs0.9 -1.2 7.7
08/0508:00:002.3 1.9 se7.7 secs0.5 se10.9 secs0.0 se 0.0secs1.0 -1.3 7.7
08/0507:00:002.2 1.7 se7.7 secs0.6 se11.0 secs0.2 se 14.3secs0.9 -1.2 7.7
08/0506:00:002.5 1.9 se7.7 secs0.4 se11.9 secs0.0 se 0.0secs1.0 -1.3 7.7
08/0505:00:002.4 1.8 se7.7 secs0.5 se11.0 secs0.2 se 14.3secs1.0 -1.3 7.7
08/0504:00:002.7 2.0 se7.7 secs0.5 se11.0 secs0.3 se 14.3secs1.1 -1.4 7.7
08/0503:00:002.7 2.0 se7.7 secs0.5 se10.8 secs0.2 se 14.5secs1.1 -1.4 7.7
08/0502:00:002.6 1.8 se8.3 secs0.4 se12.4 secs0.0 se 0.0secs1.0 -1.3 8.3
08/0501:00:002.4 1.6 se8.3 secs0.4 se12.4 secs0.1 se 16.7secs0.9 -1.2 8.3
08/0500:00:002.7 2.1 se8.3 secs0.4 se11.7 secs0.0 se 0.0secs1.2 -1.6 8.3
08/0423:00:002.6 2.0 se8.3 secs0.3 se12.3 secs0.0 se 0.0secs1.1 -1.5 8.3
08/0422:00:002.6 2.0 se8.3 secs0.3 se12.5 secs0.0 se 0.0secs1.1 -1.5 8.3
08/0421:00:002.7 1.9 se8.3 secs0.0 se0.0 secs se secs1.1 -1.4 8.3
08/0420:00:002.7 2.0 se8.4 secs0.4 se11.5 secs0.0 se 0.0secs1.2 -1.5 8.4
08/0419:00:002.7 1.8 se8.3 secs0.4 se12.4 secs0.0 se 0.0secs1.0 -1.3 8.3

 

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
18:50:00 (GMT) on 08/05
Combined Sea Height:3.3 ft
Dominant Period:7.0 secs
Wind Speed: 3.9 kts
Wind Gust: 5.8 kts
Wind Direction:220 degrees
Barometric Pressure:1021.7 mbs
Air Temperature: 75.6 degrees
Water Temperature:32.0 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)
08/0518:50:003.37.03.95.82201021.775.632.0
08/0517:50:003.96.03.95.82301022.175.075.4
08/0516:50:003.67.05.87.82501022.173.675.2
08/0515:50:003.37.07.87.82501022.171.173.9
08/0514:50:003.68.03.95.82801022.168.772.3
08/0513:50:003.37.05.85.82601021.966.032.0
08/0512:50:003.98.03.93.92701021.964.232.0
08/0511:50:003.38.05.87.83101021.564.072.9
08/0510:50:003.68.07.89.83201020.864.973.6
08/0509:50:003.68.07.811.72901020.265.874.7
08/0508:50:003.98.07.813.73101019.469.174.8
08/0507:50:003.98.05.87.83501018.970.074.8
08/0506:50:003.68.011.711.73601018.668.974.8
08/0505:50:003.68.03.95.80801018.174.574.7
08/0504:50:003.98.05.87.80701018.373.065.8
08/0503:50:004.38.05.87.80501018.771.865.3
08/0502:50:003.97.05.87.80901019.073.465.7
08/0501:50:004.38.05.87.80401019.370.962.4
08/0500:50:004.38.07.87.80801019.373.662.1
08/0423:50:003.90.00.00.00001019.974.374.5
08/0422:50:003.98.05.87.80901019.173.875.2
08/0421:50:003.98.05.87.80901018.973.975.2
08/0420:50:004.38.05.87.81101018.973.675.4
08/0419:50:004.98.07.89.81201019.373.475.4

 

000022099 ___0.024868
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