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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)08/02
21:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
21:00:00 (GMT) on 08/02
Sea Height:1.4 ft
Primary Swell Height: 0.9 ft
Primary Swell Period: 8.3 secs
Surf Height0.5 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)
08/0221:00:001.4 0.9 se8.3 secs0.3 se12.4 secs0.0 se 0.0secs0.5 -0.7 8.3
08/0220:00:001.3 0.9 se7.7 secs0.4 se11.0 secs0.1 se 14.3secs0.5 -0.6 7.7
08/0219:00:001.4 1.0 se7.6 secs0.4 se10.8 secs0.1 se 14.3secs0.5 -0.7 7.6
08/0218:00:001.4 1.0 se7.7 secs0.4 se10.9 secs0.0 se 0.0secs0.6 -0.7 7.7
08/0217:00:001.5 1.0 se7.1 secs0.5 se11.0 secs0.1 se 14.3secs0.5 -0.7 7.1
08/0216:00:001.4 1.0 se7.1 secs0.3 se10.5 secs0.0 se 0.0secs0.5 -0.6 7.1
08/0215:00:001.6 1.2 se7.2 secs0.4 se11.0 secs0.0 se 0.0secs0.6 -0.8 7.2
08/0214:00:001.6 1.2 se7.2 secs0.4 se10.8 secs0.0 se 0.0secs0.6 -0.8 7.2
08/0213:00:001.5 0.9 se9.0 secs0.7 se5.9 secs0.1 se 12.5secs0.6 -0.7 9.0
08/0212:00:001.6 1.1 se7.7 secs0.3 se10.9 secs0.0 se 0.0secs0.6 -0.7 7.7
08/0211:00:001.7 1.3 se7.7 secs0.4 se10.8 secs0.1 se 14.3secs0.7 -0.9 7.7
08/0210:00:001.6 1.0 se8.4 secs0.3 se20.1 secs0.3 se 17.0secs0.6 -0.8 8.4
08/0209:00:001.6 1.2 se8.3 secs0.3 se12.1 secs0.0 se 0.0secs0.7 -0.9 8.3
08/0208:00:001.7 1.3 se8.4 secs0.4 se12.2 secs0.1 se 16.7secs0.8 -1.0 8.4
08/0207:00:002.0 1.5 se9.0 secs0.6 se5.9 secs0.1 se 12.5secs0.9 -1.2 9.0
08/0206:00:001.6 1.2 se8.4 secs0.3 se12.4 secs0.0 se 0.0secs0.7 -0.9 8.4
08/0205:00:001.7 1.2 se8.4 secs0.3 se11.4 secs0.0 se 0.0secs0.7 -0.9 8.4
08/0204:00:001.5 1.1 se8.5 secs0.3 se11.8 secs0.0 se 0.0secs0.7 -0.9 8.5
08/0203:00:001.7 1.2 se8.3 secs0.3 se11.6 secs0.0 se 0.0secs0.7 -0.9 8.3
08/0202:00:001.6 1.1 se8.3 secs0.3 se11.7 secs0.0 se 0.0secs0.7 -0.8 8.3
08/0201:00:001.9 1.3 se7.7 secs0.7 se10.7 secs0.0 se 0.0secs0.7 -0.9 7.7
08/0200:00:001.9 1.3 se8.3 secs0.3 se12.0 secs0.0 se 0.0secs0.8 -1.0 8.3
08/0123:00:001.8 1.4 se7.7 secs0.6 se10.8 secs0.0 se 0.0secs0.7 -1.0 7.7
08/0122:00:002.0 1.5 se8.3 secs0.4 se11.5 secs0.0 se 0.0secs0.9 -1.1 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
21:50:00 (GMT) on 08/02
Combined Sea Height:2.6 ft
Dominant Period:8.0 secs
Wind Speed: 11.7 kts
Wind Gust: 13.7 kts
Wind Direction:150 degrees
Barometric Pressure:1014.9 mbs
Air Temperature: 78.3 degrees
Water Temperature:77.0 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)
08/0221:50:002.68.011.713.71501014.978.377.0
08/0220:50:002.38.011.713.71501015.477.976.8
08/0219:50:002.38.07.89.81701016.277.976.8
08/0218:50:002.68.09.89.81801016.777.776.8
08/0217:50:002.67.07.89.81601017.277.476.5
08/0216:50:002.68.05.87.81601017.277.276.3
08/0215:50:002.68.07.87.81601017.576.676.1
08/0214:50:002.67.05.87.81501017.876.375.6
08/0213:50:002.66.07.87.81601017.975.774.3
08/0212:50:002.68.05.87.81701018.175.673.9
08/0211:50:002.68.05.87.81701017.975.074.1
08/0210:50:003.07.03.95.81801017.974.373.2
08/0209:50:002.68.03.95.82001017.673.872.7
08/0208:50:003.08.05.85.82001017.174.572.9
08/0207:50:003.08.05.87.82101017.074.874.8
08/0206:50:003.08.07.89.82101017.275.075.2
08/0205:50:003.09.09.811.72001017.375.275.4
08/0204:50:003.08.07.89.82001017.074.875.6
08/0203:50:003.08.07.89.82001016.975.075.6
08/0202:50:003.38.07.89.82201016.874.875.2
08/0201:50:003.07.07.89.82101016.874.574.1
08/0200:50:003.67.07.89.82201016.474.173.4
08/0123:50:003.08.07.87.82201016.173.672.1
08/0122:50:003.38.07.811.72201016.074.172.3

 

000022070 ___0.029108
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