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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)05/23
13:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
13:00:00 (GMT) on 05/23
Sea Height:1.3 ft
Primary Swell Height: 0.9 ft
Primary Swell Period: 9.1 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)
05/2313:00:001.3 0.9 se9.1 secs0.4 se12.1 secs0.5 se 5.9secs0.6 -0.8 9.1
05/2312:00:001.3 0.7 se10.0 secs0.3 se13.2 secs0.6 se 6.7secs0.5 -0.7 10.0
05/2311:00:001.4 0.9 se9.1 secs0.5 se12.3 secs0.6 se 5.9secs0.6 -0.7 9.1
05/2310:00:001.4 0.9 se10.0 secs0.4 se13.3 secs0.5 se 6.8secs0.6 -0.8 10.0
05/2309:00:001.3 0.8 se9.9 secs0.3 se13.3 secs0.5 se 6.8secs0.6 -0.7 9.9
05/2308:00:001.4 0.9 se9.9 secs0.4 se13.1 secs0.5 se 6.8secs0.6 -0.8 9.9
05/2307:00:001.3 0.9 se9.1 secs0.6 se12.5 secs0.5 se 5.5secs0.6 -0.8 9.1
05/2306:00:001.2 0.7 se10.0 secs0.4 se13.6 secs0.5 se 6.8secs0.5 -0.7 10.0
05/2305:00:001.3 0.7 se9.9 secs0.4 se13.2 secs0.5 se 6.8secs0.5 -0.7 9.9
05/2304:00:001.2 0.8 se9.8 secs0.3 se13.2 secs0.6 se 5.5secs0.5 -0.7 9.8
05/2303:00:001.3 0.8 se10.0 secs0.3 se13.1 secs0.5 se 6.7secs0.6 -0.7 10.0
05/2302:00:001.3 0.9 se9.9 secs0.3 se13.3 secs0.5 se 6.7secs0.6 -0.8 9.9
05/2301:00:001.4 0.9 se10.1 secs0.6 se6.7 secs0.3 se 13.3secs0.6 -0.8 10.1
05/2300:00:001.4 0.9 se10.0 secs0.3 se13.2 secs0.6 se 6.6secs0.6 -0.8 10.0
05/2223:00:001.4 0.9 se10.0 secs0.4 se13.3 secs0.5 se 6.7secs0.6 -0.8 10.0
05/2222:00:001.2 0.8 se10.9 secs0.6 se7.8 secs0.2 se 14.3secs0.6 -0.8 10.9
05/2221:00:001.3 0.8 se11.2 secs0.7 se7.8 secs0.2 se 14.3secs0.6 -0.8 11.2
05/2220:00:001.3 0.7 se11.1 secs0.6 se7.8 secs0.2 se 14.3secs0.6 -0.7 11.1
05/2219:00:001.3 0.9 se9.1 secs0.5 se12.5 secs0.5 se 5.9secs0.5 -0.7 9.1
05/2218:00:001.4 0.9 se10.0 secs0.4 se13.3 secs0.6 se 6.3secs0.6 -0.8 10.0
05/2217:00:001.2 0.7 se9.0 secs0.4 se12.4 secs0.6 se 5.9secs0.4 -0.6 9.0
05/2216:00:001.5 0.9 se9.0 secs0.6 se12.2 secs0.8 se 5.9secs0.5 -0.7 9.0
05/2215:00:001.5 0.7 se10.0 secs0.9 se6.2 secs0.4 se 13.4secs0.5 -0.7 10.0
05/2214:00:001.6 1.0 se9.1 secs0.5 se12.5 secs0.8 se 6.0secs0.6 -0.8 9.1

 

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
13:50:00 (GMT) on 05/23
Combined Sea Height:2.3 ft
Dominant Period:9.0 secs
Wind Speed: 11.7 kts
Wind Gust: 13.7 kts
Wind Direction:060 degrees
Barometric Pressure:1032.2 mbs
Air Temperature: 50.4 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)
05/2313:50:002.39.011.713.70601032.250.450.4
05/2312:50:002.09.011.713.70601031.850.050.2
05/2311:50:002.39.011.713.70501031.450.050.4
05/2310:50:002.39.09.811.70501031.249.650.4
05/2309:50:002.39.09.811.70601030.149.850.4
05/2308:50:002.39.09.811.70601029.549.550.5
05/2307:50:002.39.07.89.80601029.349.650.5
05/2306:50:002.39.07.87.80901029.049.850.4
05/2305:50:002.39.07.89.80801028.949.650.4
05/2304:50:002.68.07.89.80701029.049.850.2
05/2303:50:002.68.09.813.70501029.149.549.8
05/2302:50:002.69.09.811.70501029.349.350.4
05/2301:50:002.69.011.713.70501029.050.050.7
05/2300:50:002.610.09.811.70501028.850.450.7
05/2223:50:002.610.011.713.70401028.550.050.7
05/2222:50:002.39.011.713.70501027.950.250.9
05/2221:50:002.39.011.715.60601027.449.851.1
05/2220:50:002.38.013.715.60601027.549.851.1
05/2219:50:002.39.011.713.70601027.749.850.9
05/2218:50:002.39.011.713.70601027.749.850.7
05/2217:50:002.38.011.713.70501028.049.350.2
05/2216:50:002.30.013.715.60401028.049.149.8
05/2215:50:002.38.09.89.80401028.049.348.7
05/2214:50:002.36.05.87.80201028.247.546.2

 

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