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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)11/30
10:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
10:00:00 (GMT) on 11/30
Sea Height:2.4 ft
Primary Swell Height: 1.8 ft
Primary Swell Period: 7.2 secs
Surf Height0.9 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)
11/3010:00:002.4 1.8 se7.2 secs0.3 se11.1 secs0.0 se 0.0secs0.9 -1.1 7.2
11/3009:00:002.4 1.6 se7.1 secs0.3 se10.9 secs0.0 se 0.0secs0.8 -1.0 7.1
11/3008:00:002.8 2.1 se6.7 secs0.5 se9.8 secs0.0 se 0.0secs1.0 -1.3 6.7
11/3007:00:003.2 2.3 se7.6 secs0.0 se0.0 secs se secs1.2 -1.5 7.6
11/3006:00:002.7 2.0 se7.2 secs0.3 se10.4 secs0.0 se 0.0secs1.0 -1.3 7.2
11/3005:00:003.0 2.1 se7.6 secs0.4 se10.8 secs0.0 se 0.0secs1.1 -1.4 7.6
11/3004:00:003.1 2.2 se7.2 secs0.4 se10.5 secs0.0 se 0.0secs1.1 -1.4 7.2
11/3003:00:003.1 2.1 se7.7 secs0.2 se11.1 secs0.0 se 0.0secs1.1 -1.5 7.7
11/3002:00:003.4 2.5 se7.7 secs0.6 se10.8 secs0.0 se 0.0secs1.3 -1.7 7.7
11/3001:00:003.5 2.4 se7.7 secs0.3 se11.1 secs0.0 se 0.0secs1.3 -1.7 7.7
11/3000:00:003.6 2.6 se7.7 secs0.6 se10.9 secs0.0 se 0.0secs1.4 -1.8 7.7
11/2923:00:003.9 2.6 se7.7 secs0.3 se11.1 secs0.0 se 0.0secs1.4 -1.8 7.7
11/2922:00:004.0 3.1 se7.7 secs0.4 se11.1 secs0.0 se 0.0secs1.7 -2.1 7.7
11/2921:00:004.5 2.9 se8.3 secs0.6 se11.7 secs0.0 se 0.0secs1.7 -2.2 8.3
11/2920:00:005.0 3.7 se7.8 secs0.4 se11.1 secs0.0 se 0.0secs2.0 -2.6 7.8
11/2919:00:005.4 4.1 se7.8 secs0.4 se11.1 secs0.0 se 0.0secs2.2 -2.9 7.8
11/2918:00:005.7 3.9 se8.4 secs1.1 se11.7 secs0.0 se 0.0secs2.3 -3.0 8.4
11/2917:00:005.5 3.7 se8.4 secs0.0 se0.0 secs se secs2.2 -2.8 8.4
11/2916:00:005.5 3.7 se8.9 secs2.2 se5.6 secs0.0 se 0.0secs2.3 -2.9 8.9
11/2915:00:006.8 5.0 se8.4 secs0.0 se0.0 secs se secs3.0 -3.8 8.4
11/2914:00:005.7 3.6 se9.0 secs2.8 se5.9 secs0.2 se 12.5secs2.3 -2.9 9.0
11/2913:00:006.1 3.8 se9.1 secs2.5 se5.9 secs0.5 se 12.5secs2.4 -3.1 9.1
11/2912:00:006.3 4.6 se8.4 secs1.1 se11.5 secs0.0 se 0.0secs2.7 -3.5 8.4
11/2911:00:006.5 5.0 se8.4 secs0.9 se11.5 secs0.0 se 0.0secs2.9 -3.7 8.4

 

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
10:00:00 (GMT) on 11/30
Combined Sea Height:3.6 ft
Dominant Period:6.0 secs
Wind Speed: 7.8 kts
Wind Gust: 11.7 kts
Wind Direction:150 degrees
Barometric Pressure:1032.0 mbs
Air Temperature: 44.4 degrees
Water Temperature:50.4 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)
11/3010:00:003.66.07.811.71501032.044.450.4
11/3009:00:003.98.07.89.81501032.344.250.4
11/3008:00:003.97.05.87.81101032.443.550.2
11/3007:00:004.67.05.87.81001033.043.250.2
11/3006:00:004.98.01.95.80901032.642.650.2
11/3005:00:004.68.03.95.80601032.542.850.2
11/3004:00:004.97.03.97.80401032.743.050.2
11/3003:00:004.68.05.89.83601032.643.250.4
11/3002:00:005.28.07.811.73301032.843.050.4
11/3001:00:005.27.09.813.73401032.243.250.4
11/3000:00:005.67.011.715.63401031.943.350.4
11/2923:00:006.20.013.715.63201031.143.350.4
11/2922:00:005.98.013.719.53101030.543.050.4
11/2921:00:007.27.013.717.63001029.942.650.5
11/2920:00:000.00.015.621.43001029.342.650.4
11/2919:00:007.98.017.621.43101028.642.450.4
11/2918:00:008.98.019.523.43101027.342.450.4
11/2917:00:008.28.019.525.43001027.042.150.4
11/2916:00:009.28.021.425.43101026.642.150.5
11/2915:00:009.28.023.429.23101026.542.150.5
11/2914:00:008.98.023.431.23001026.341.950.5
11/2913:00:009.87.025.431.23001025.442.450.5
11/2912:00:0010.29.025.433.13001024.343.050.5
11/2911:00:0010.88.023.431.23001023.343.350.5

 

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