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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)08/15
06:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
06:00:00 (GMT) on 08/15
Sea Height:1.3 ft
Primary Swell Height: 0.7 ft
Primary Swell Period: 12.1 secs
Surf Height0.6 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)
08/1506:00:001.3 0.7 se12.1 secs0.8 se5.9 secs0.1 se 16.7secs0.6 -0.8 12.1
08/1505:00:001.3 0.7 se12.4 secs0.9 se6.3 secs0.5 se 9.3secs0.6 -0.8 12.4
08/1504:00:001.3 0.6 se12.4 secs0.8 se6.3 secs0.1 se 16.7secs0.5 -0.7 12.4
08/1503:00:001.3 0.7 se11.3 secs0.6 se6.2 secs0.2 se 15.0secs0.6 -0.7 11.3
08/1502:00:001.2 0.7 se12.3 secs0.6 se9.2 secs0.5 se 5.9secs0.6 -0.8 12.3
08/1501:00:001.2 0.8 se11.3 secs0.6 se6.3 secs0.2 se 14.7secs0.6 -0.8 11.3
08/1500:00:001.3 0.8 se11.3 secs0.6 se6.2 secs0.2 se 15.0secs0.6 -0.8 11.3
08/1423:00:001.4 0.9 se12.2 secs0.6 se9.1 secs0.6 se 5.9secs0.8 -1.0 12.2
08/1422:00:001.3 1.0 se11.2 secs0.6 se7.1 secs0.3 se 15.1secs0.8 -1.0 11.2
08/1421:00:001.3 1.0 se12.1 secs0.6 se7.7 secs0.2 se 15.2secs0.8 -1.0 12.1
08/1420:00:001.2 0.7 se12.2 secs0.6 se9.2 secs0.4 se 5.9secs0.6 -0.8 12.2
08/1419:00:001.0 0.6 se11.2 secs0.4 se7.7 secs0.0 se 0.0secs0.5 -0.6 11.2
08/1418:00:001.2 0.7 se12.3 secs0.5 se9.3 secs0.5 se 5.9secs0.6 -0.8 12.3
08/1417:00:001.3 0.9 se12.2 secs0.5 se8.4 secs0.1 se 16.7secs0.7 -1.0 12.2
08/1416:00:001.3 0.9 se12.3 secs0.5 se6.7 secs0.0 se 0.0secs0.8 -1.0 12.3
08/1415:00:001.3 0.8 se11.4 secs0.7 se6.2 secs0.0 se 0.0secs0.7 -0.8 11.4
08/1414:00:001.4 0.9 se12.3 secs0.8 se5.5 secs0.1 se 16.7secs0.7 -1.0 12.3
08/1413:00:001.4 0.8 se12.3 secs0.6 se9.3 secs0.9 se 5.5secs0.7 -0.9 12.3
08/1412:00:001.6 1.0 se11.3 secs0.9 se5.6 secs0.0 se 0.0secs0.8 -1.1 11.3
08/1411:00:001.5 0.9 se11.3 secs0.9 se5.5 secs0.2 se 14.3secs0.7 -0.9 11.3
08/1410:00:001.3 0.8 se11.3 secs0.7 se6.3 secs0.2 se 14.3secs0.6 -0.8 11.3
08/1409:00:001.5 1.1 se11.3 secs0.8 se5.9 secs0.0 se 0.0secs0.8 -1.1 11.3
08/1408:00:001.6 1.1 se12.3 secs0.5 se9.1 secs0.7 se 5.9secs1.0 -1.3 12.3
08/1407:00:001.5 0.9 se12.1 secs0.7 se7.2 secs0.0 se 0.0secs0.8 -1.0 12.1

 

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 08/15
Combined Sea Height:2.0 ft
Dominant Period:6.0 secs
Wind Speed: 3.9 kts
Wind Gust: 5.8 kts
Wind Direction:220 degrees
Barometric Pressure:1018.7 mbs
Air Temperature: 71.4 degrees
Water Temperature:76.8 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)
08/1505:50:002.06.03.95.82201018.771.476.8
08/1504:50:002.36.01.91.91901018.671.476.6
08/1503:50:002.06.00.01.90001018.571.176.3
08/1502:50:002.010.01.93.91101018.071.675.7
08/1501:50:002.06.01.91.90301018.370.332.0
08/1500:50:002.011.03.93.90401017.870.272.5
08/1423:50:002.36.01.93.90201017.632.073.0
08/1422:50:002.011.00.01.90001017.032.075.2
08/1421:50:002.07.03.95.83601017.270.775.7
08/1420:50:002.012.07.89.83601017.069.876.3
08/1419:50:002.011.07.89.83501016.869.877.2
08/1418:50:002.312.09.811.73501016.969.677.2
08/1417:50:002.312.011.713.73501016.669.477.0
08/1416:50:002.60.07.89.83401016.732.077.0
08/1415:50:002.35.00.00.00001017.269.477.0
08/1414:50:002.65.09.811.73401016.469.476.8
08/1413:50:002.612.09.811.73301016.169.675.9
08/1412:50:002.65.09.811.73401015.669.475.2
08/1411:50:002.311.09.89.83301015.068.573.8
08/1410:50:002.65.09.811.73401014.068.974.3
08/1409:50:002.611.013.715.63401013.369.474.8
08/1408:50:002.611.013.715.63201013.070.975.7
08/1407:50:002.65.011.713.73101012.972.576.3
08/1406:50:002.60.09.811.72901012.974.376.5

 

000022196 ___0.027087
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