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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)09/04
04:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
04:00:00 (GMT) on 09/04
Sea Height:2.4 ft
Primary Swell Height: 1.5 ft
Primary Swell Period: 7.7 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)
09/0404:00:002.4 1.5 se7.7 secs0.4 se12.7 secs0.1 se 16.7secs0.8 -1.1 7.7
09/0403:00:002.1 1.4 se7.7 secs0.3 se11.1 secs0.0 se 0.0secs0.7 -1.0 7.7
09/0402:00:002.1 1.2 se8.3 secs0.4 se12.6 secs0.3 se 16.0secs0.7 -0.9 8.3
09/0401:00:002.1 1.1 se8.4 secs0.4 se12.4 secs0.1 se 16.7secs0.6 -0.8 8.4
09/0400:00:002.0 1.4 se7.1 secs0.6 se10.8 secs0.1 se 14.3secs0.7 -0.9 7.1
09/0323:00:002.0 1.3 se8.4 secs0.3 se12.2 secs0.0 se 0.0secs0.7 -1.0 8.4
09/0322:00:002.0 1.2 se8.4 secs0.3 se11.5 secs0.0 se 0.0secs0.7 -0.9 8.4
09/0321:00:001.9 1.2 se8.4 secs0.3 se11.5 secs0.0 se 0.0secs0.7 -0.9 8.4
09/0320:00:001.7 1.1 se7.1 secs0.4 se10.4 secs0.0 se 0.0secs0.6 -0.7 7.1
09/0319:00:001.9 1.1 se8.4 secs0.3 se11.4 secs0.0 se 0.0secs0.6 -0.8 8.4
09/0318:00:001.9 1.1 se8.4 secs0.3 se11.6 secs0.0 se 0.0secs0.7 -0.8 8.4
09/0317:00:001.8 1.1 se8.3 secs0.3 se12.5 secs0.0 se 0.0secs0.6 -0.8 8.3
09/0316:00:001.9 1.0 se9.0 secs1.0 se5.9 secs0.3 se 12.4secs0.7 -0.8 9.0
09/0315:00:001.8 1.0 se8.4 secs0.4 se12.3 secs0.1 se 16.7secs0.6 -0.7 8.4
09/0314:00:001.9 1.1 se9.1 secs1.0 se5.9 secs0.4 se 12.2secs0.7 -0.9 9.1
09/0313:00:001.9 1.1 se9.1 secs1.0 se5.9 secs0.2 se 12.5secs0.7 -0.9 9.1
09/0312:00:001.7 1.1 se9.1 secs0.8 se5.9 secs0.2 se 12.5secs0.7 -0.9 9.1
09/0311:00:001.9 1.1 se9.9 secs0.9 se6.7 secs0.0 se 0.0secs0.8 -1.0 9.9
09/0310:00:001.7 1.1 se9.9 secs0.8 se6.7 secs0.2 se 13.2secs0.8 -1.0 9.9
09/0309:00:001.8 1.3 se9.2 secs0.8 se5.9 secs0.2 se 12.5secs0.8 -1.0 9.2
09/0308:00:001.6 1.1 se9.9 secs0.6 se6.7 secs0.0 se 0.0secs0.8 -1.0 9.9
09/0307:00:001.6 1.0 se9.1 secs0.7 se5.9 secs0.2 se 13.5secs0.7 -0.9 9.1
09/0306:00:001.7 1.0 se9.2 secs0.9 se5.5 secs0.0 se 0.0secs0.6 -0.8 9.2
09/0305:00:001.6 1.0 se9.9 secs0.7 se6.7 secs0.0 se 0.0secs0.7 -0.9 9.9

 

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
04:50:00 (GMT) on 09/04
Combined Sea Height:3.6 ft
Dominant Period:7.0 secs
Wind Speed: 5.8 kts
Wind Gust: 5.8 kts
Wind Direction:290 degrees
Barometric Pressure:1011.5 mbs
Air Temperature: 70.3 degrees
Water Temperature:68.4 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)
09/0404:50:003.67.05.85.82901011.570.368.4
09/0403:50:003.67.05.87.82701011.770.768.4
09/0402:50:003.67.07.89.82801011.671.268.5
09/0401:50:003.98.03.95.82701012.170.568.5
09/0400:50:003.66.03.93.92101012.270.368.7
09/0323:50:003.67.05.85.82301012.270.732.0
09/0322:50:003.37.05.87.82301012.070.969.1
09/0321:50:003.38.05.87.82201012.571.269.1
09/0320:50:003.67.05.87.82001012.771.168.7
09/0319:50:003.37.05.85.82001013.070.768.4
09/0318:50:003.38.09.815.61901013.471.168.2
09/0317:50:003.07.07.89.81301013.969.168.2
09/0316:50:003.09.09.811.71101014.368.568.2
09/0315:50:003.06.05.87.81301015.368.968.2
09/0314:50:003.36.07.89.81201015.669.168.2
09/0313:50:003.09.07.89.81301016.169.168.2
09/0312:50:003.08.09.811.71501016.269.368.4
09/0311:50:002.69.05.87.81401017.268.968.5
09/0310:50:002.69.07.89.81301016.668.768.7
09/0309:50:003.010.07.89.81201016.768.068.5
09/0308:50:002.69.07.89.81101016.967.868.5
09/0307:50:002.69.07.87.81001017.467.668.4
09/0306:50:003.09.07.87.80901018.067.532.0
09/0305:50:003.09.05.87.80901018.367.368.4

 

000022383 ___0.025788
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