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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)08/22
07:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
07:00:00 (GMT) on 08/22
Sea Height:2.5 ft
Primary Swell Height: 1.1 ft
Primary Swell Period: 13.3 secs
Surf Height1 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)
08/2207:00:002.5 1.1 se13.3 secs1.6 se6.2 secs0.7 se 9.8secs1.0 -1.3 13.3
08/2206:00:002.8 1.8 se6.6 secs0.9 se13.1 secs0.6 se 9.9secs0.8 -1.1 6.6
08/2205:00:002.6 1.8 se6.7 secs0.6 se13.0 secs0.5 se 9.8secs0.8 -1.1 6.7
08/2204:00:002.8 1.9 se6.7 secs0.9 se13.9 secs0.7 se 9.8secs0.9 -1.1 6.7
08/2203:00:002.6 1.9 se7.1 secs0.7 se14.0 secs0.0 se 0.0secs0.9 -1.2 7.1
08/2202:00:002.5 1.6 se7.1 secs0.7 se14.3 secs0.6 se 11.2secs0.8 -1.0 7.1
08/2201:00:002.7 1.9 se6.3 secs0.7 se14.4 secs0.8 se 9.8secs0.8 -1.1 6.3
08/2200:00:002.7 1.8 se6.7 secs0.7 se14.0 secs0.8 se 9.8secs0.9 -1.1 6.7
08/2123:00:003.0 2.3 se7.0 secs0.4 se13.2 secs0.0 se 0.0secs1.1 -1.5 7.0
08/2122:00:002.8 2.0 se6.7 secs0.6 se12.7 secs0.2 se 16.7secs0.9 -1.2 6.7
08/2121:00:003.0 1.9 se7.1 secs0.8 se15.8 secs0.6 se 11.0secs1.0 -1.2 7.1
08/2120:00:002.5 1.6 se6.7 secs0.7 se13.1 secs0.7 se 9.9secs0.7 -0.9 6.7
08/2119:00:002.4 1.1 se8.4 secs0.7 se12.9 secs0.0 se 0.0secs0.6 -0.8 8.4
08/2118:00:002.1 1.2 se8.4 secs0.7 se14.3 secs0.0 se 0.0secs0.7 -0.9 8.4
08/2117:00:001.8 0.7 se14.3 secs1.0 se9.0 secs0.9 se 5.5secs0.7 -0.9 14.3
08/2116:00:001.6 1.0 se8.3 secs0.6 se12.9 secs0.0 se 0.0secs0.6 -0.8 8.3
08/2115:00:001.5 1.1 se8.4 secs0.5 se14.0 secs0.0 se 0.0secs0.6 -0.8 8.4
08/2114:00:001.4 1.0 se8.4 secs0.5 se15.0 secs0.0 se 0.0secs0.6 -0.7 8.4
08/2113:00:001.5 0.6 se14.4 secs1.0 se9.0 secs0.5 se 5.9secs0.6 -0.8 14.4
08/2112:00:001.7 1.1 se9.1 secs0.5 se15.9 secs0.6 se 12.8secs0.7 -0.9 9.1
08/2111:00:001.5 0.7 se16.1 secs0.7 se12.9 secs0.8 se 9.1secs0.8 -1.1 16.1
08/2110:00:001.5 0.7 se14.6 secs0.9 se9.1 secs0.5 se 5.9secs0.7 -0.9 14.6
08/2109:00:001.4 0.5 se16.1 secs0.8 se9.1 secs0.5 se 12.6secs0.6 -0.7 16.1
08/2108:00:001.4 0.9 se9.0 secs0.5 se14.6 secs0.5 se 6.0secs0.5 -0.7 9.0

 

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
06:50:00 (GMT) on 08/22
Combined Sea Height:4.9 ft
Dominant Period:6.0 secs
Wind Speed: 9.8 kts
Wind Gust: 13.7 kts
Wind Direction:060 degrees
Barometric Pressure:1013.3 mbs
Air Temperature: 71.2 degrees
Water Temperature:71.6 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)
08/2206:50:004.96.09.813.70601013.371.271.6
08/2205:50:004.97.011.715.60601013.271.671.2
08/2204:50:004.97.013.715.60701013.671.668.7
08/2203:50:004.67.011.713.70701014.171.165.1
08/2202:50:004.67.09.811.70701014.370.032.0
08/2201:50:004.67.09.89.80701014.270.964.2
08/2200:50:004.66.05.87.80701014.471.465.1
08/2123:50:005.26.05.85.80801013.872.967.8
08/2122:50:004.67.05.87.81001013.973.670.5
08/2121:50:005.27.011.713.71101013.973.672.3
08/2120:50:004.96.015.619.51001013.973.673.2
08/2119:50:004.66.015.619.51001014.473.673.6
08/2118:50:003.90.00.00.00001015.274.132.0
08/2117:50:003.95.015.619.50801014.972.970.7
08/2116:50:003.98.015.619.50901015.572.768.9
08/2115:50:003.64.015.619.51101015.972.062.4
08/2114:50:003.38.013.715.61001016.471.863.7
08/2113:50:003.09.011.713.71101016.473.269.1
08/2112:50:002.39.013.715.61101014.775.472.9
08/2111:50:002.30.00.00.00001015.975.773.8
08/2110:50:002.39.07.89.81401015.075.773.9
08/2109:50:002.39.07.87.81401014.975.674.3
08/2108:50:002.09.09.89.81401014.774.773.9
08/2107:50:002.37.07.89.81301014.574.874.7

 

000022268 ___0.023749
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