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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)10/28
16:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
16:00:00 (GMT) on 10/28
Sea Height:1.9 ft
Primary Swell Height: 1.3 ft
Primary Swell Period: 10 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)
10/2816:00:001.9 1.3 se10.0 secs0.6 se13.1 secs0.9 se 6.7secs0.9 -1.2 10.0
10/2815:00:002.1 1.3 se10.0 secs0.6 se13.3 secs1.0 se 6.7secs0.9 -1.1 10.0
10/2814:00:002.3 1.6 se9.9 secs0.6 se13.2 secs1.1 se 6.7secs1.1 -1.4 9.9
10/2813:00:002.4 1.8 se9.2 secs0.8 se12.4 secs0.7 se 5.9secs1.2 -1.5 9.2
10/2812:00:002.4 1.6 se9.0 secs0.7 se12.1 secs1.0 se 5.9secs1.0 -1.3 9.0
10/2811:00:002.4 1.3 se10.1 secs0.6 se13.2 secs1.3 se 6.3secs0.9 -1.2 10.1
10/2810:00:002.3 1.4 se10.0 secs1.2 se6.2 secs0.5 se 13.1secs1.0 -1.3 10.0
10/2809:00:002.5 1.5 se9.9 secs1.1 se6.7 secs0.1 se 14.3secs1.0 -1.3 9.9
10/2808:00:002.5 1.6 se10.1 secs1.1 se6.7 secs0.5 se 13.1secs1.1 -1.4 10.1
10/2807:00:002.5 1.6 se10.0 secs0.7 se13.2 secs1.1 se 6.7secs1.1 -1.5 10.0
10/2806:00:002.5 1.8 se10.1 secs1.2 se6.7 secs0.6 se 13.2secs1.3 -1.7 10.1
10/2805:00:002.4 1.6 se10.0 secs0.8 se13.2 secs1.0 se 6.7secs1.1 -1.5 10.0
10/2804:00:002.8 1.8 se10.9 secs1.5 se7.8 secs0.6 se 15.6secs1.4 -1.8 10.9
10/2803:00:002.5 1.5 se10.9 secs1.5 se7.8 secs0.4 se 15.1secs1.2 -1.5 10.9
10/2802:00:002.9 2.1 se9.1 secs1.0 se12.1 secs0.8 se 5.9secs1.3 -1.7 9.1
10/2801:00:002.9 1.7 se9.9 secs1.4 se6.8 secs0.5 se 13.4secs1.2 -1.5 9.9
10/2800:00:003.2 2.1 se7.7 secs1.4 se10.9 secs0.4 se 14.3secs1.2 -1.5 7.7
10/2723:00:003.6 2.4 se7.7 secs1.5 se11.1 secs0.4 se 14.3secs1.3 -1.7 7.7
10/2722:00:003.4 2.1 se7.7 secs1.2 se11.2 secs0.3 se 14.3secs1.2 -1.5 7.7
10/2721:00:003.7 2.7 se6.7 secs1.7 se10.0 secs0.0 se 0.0secs1.2 -1.6 6.7
10/2720:00:004.2 3.1 se6.2 secs1.5 se10.1 secs0.0 se 0.0secs1.4 -1.7 6.2
10/2719:00:003.9 2.9 se6.3 secs1.3 se11.0 secs0.4 se 15.2secs1.3 -1.6 6.3
10/2718:00:003.2 1.3 se11.2 secs2.1 se6.3 secs0.3 se 14.3secs1.0 -1.3 11.2
10/2717:00:003.3 2.3 se6.7 secs1.1 se11.1 secs0.3 se 14.3secs1.1 -1.4 6.7

 

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
16:50:00 (GMT) on 10/28
Combined Sea Height:3.0 ft
Dominant Period:9.0 secs
Wind Speed: 3.9 kts
Wind Gust: 7.8 kts
Wind Direction:040 degrees
Barometric Pressure:1031.8 mbs
Air Temperature: 52.3 degrees
Water Temperature:60.6 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)
10/2816:50:003.09.03.97.80401031.852.360.6
10/2815:50:003.09.05.87.80601032.552.260.3
10/2814:50:003.09.07.811.70601032.052.259.0
10/2813:50:003.610.07.813.70501031.952.362.6
10/2812:50:003.69.07.89.80601031.552.032.0
10/2811:50:003.69.07.811.70601031.251.656.7
10/2810:50:003.99.09.813.70501030.551.656.7
10/2809:50:003.99.011.715.60401030.351.656.8
10/2808:50:004.310.09.813.70401030.251.857.4
10/2807:50:003.610.011.713.70201030.051.857.6
10/2806:50:003.910.011.717.60401029.852.257.9
10/2805:50:003.910.011.715.60401029.951.857.2
10/2804:50:003.610.011.713.70301030.151.657.0
10/2803:50:003.69.09.811.70401030.150.956.8
10/2802:50:003.90.011.713.70301029.732.057.0
10/2801:50:004.610.09.811.70301029.250.756.8
10/2800:50:004.68.09.813.70201028.750.557.9
10/2723:50:005.68.09.811.73601028.350.732.0
10/2722:50:004.98.07.811.70201027.850.959.5
10/2721:50:005.97.09.813.70101027.551.359.4
10/2720:50:006.26.011.715.60101027.251.658.5
10/2719:50:005.67.013.717.60101027.251.858.1
10/2718:50:005.66.011.715.60101026.852.758.1
10/2717:50:005.26.011.713.70301026.552.932.0

 

000022953 ___0.029596
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