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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)07/13
18:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
18:00:00 (GMT) on 07/13
Sea Height:1.1 ft
Primary Swell Height: 0.8 ft
Primary Swell Period: 10 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)
07/1318:00:001.1 0.8 se10.0 secs0.3 se13.3 secs0.5 se 6.7secs0.6 -0.7 10.0
07/1317:00:001.1 0.7 se10.0 secs0.2 se13.1 secs0.4 se 6.8secs0.5 -0.6 10.0
07/1316:00:001.1 0.7 se10.1 secs0.3 se13.9 secs0.4 se 6.7secs0.5 -0.6 10.1
07/1315:00:001.0 0.7 se10.1 secs0.4 se6.7 secs0.0 se 0.0secs0.5 -0.6 10.1
07/1314:00:001.0 0.7 se9.1 secs0.2 se12.5 secs0.4 se 5.9secs0.4 -0.6 9.1
07/1313:00:001.0 0.7 se10.2 secs0.2 se13.2 secs0.4 se 6.7secs0.5 -0.7 10.2
07/1312:00:001.1 0.7 se10.1 secs0.3 se13.7 secs0.5 se 6.8secs0.5 -0.6 10.1
07/1311:00:001.1 0.8 se10.9 secs0.6 se7.8 secs0.1 se 14.3secs0.6 -0.7 10.9
07/1310:00:001.1 0.7 se10.0 secs0.2 se13.6 secs0.4 se 6.8secs0.5 -0.7 10.0
07/1309:00:001.2 0.8 se10.1 secs0.5 se6.7 secs0.2 se 13.3secs0.6 -0.7 10.1
07/1308:00:001.1 0.7 se10.1 secs0.4 se6.8 secs0.0 se 14.3secs0.5 -0.7 10.1
07/1307:00:001.1 0.7 se10.1 secs0.5 se6.7 secs0.1 se 14.3secs0.5 -0.7 10.1
07/1306:00:001.2 0.8 se10.1 secs0.5 se6.7 secs0.0 se 0.0secs0.6 -0.7 10.1
07/1305:00:001.1 0.7 se9.1 secs0.5 se5.6 secs0.2 se 13.1secs0.4 -0.6 9.1
07/1304:00:001.2 0.8 se10.1 secs0.5 se6.7 secs0.1 se 14.3secs0.6 -0.7 10.1
07/1303:00:001.1 0.8 se10.1 secs0.3 se13.4 secs0.5 se 6.3secs0.5 -0.7 10.1
07/1302:00:001.2 0.7 se10.2 secs0.3 se13.3 secs0.5 se 6.7secs0.5 -0.7 10.2
07/1301:00:001.3 0.8 se11.0 secs0.6 se7.8 secs0.1 se 14.3secs0.6 -0.8 11.0
07/1300:00:001.3 0.7 se11.1 secs0.6 se7.7 secs0.1 se 14.3secs0.5 -0.7 11.1
07/1223:00:001.3 0.7 se10.9 secs0.6 se7.7 secs0.1 se 14.3secs0.6 -0.7 10.9
07/1222:00:001.3 0.7 se10.1 secs0.7 se5.9 secs0.1 se 14.3secs0.5 -0.7 10.1
07/1221:00:001.2 0.7 se10.1 secs0.6 se6.7 secs0.1 se 14.3secs0.5 -0.6 10.1
07/1220:00:001.2 0.7 se11.0 secs0.7 se7.8 secs0.1 se 14.3secs0.6 -0.7 11.0
07/1219:00:001.1 0.7 se10.1 secs0.6 se6.8 secs0.0 se 14.3secs0.5 -0.6 10.1

 

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
17:50:00 (GMT) on 07/13
Combined Sea Height:1.6 ft
Dominant Period:9.0 secs
Wind Speed: 1.9 kts
Wind Gust: 1.9 kts
Wind Direction:080 degrees
Barometric Pressure:1023.5 mbs
Air Temperature: 69.3 degrees
Water Temperature:32.0 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)
07/1317:50:001.69.01.91.90801023.569.332.0
07/1316:50:001.610.01.93.90501023.968.473.9
07/1315:50:001.68.05.85.80601024.568.273.8
07/1314:50:001.69.05.85.80401024.566.973.4
07/1313:50:001.69.05.87.80301024.366.672.3
07/1312:50:001.68.05.87.80201024.465.871.8
07/1311:50:002.010.07.87.80301023.965.368.7
07/1310:50:002.010.05.87.80401023.762.669.8
07/1309:50:002.010.07.87.80301023.263.369.3
07/1308:50:002.09.05.87.83601022.961.968.7
07/1307:50:001.69.05.85.83601022.762.868.5
07/1306:50:002.011.05.85.80101022.564.667.5
07/1305:50:002.09.05.85.80401022.465.867.8
07/1304:50:002.010.05.87.80601022.466.969.6
07/1303:50:002.011.05.87.80501022.667.371.4
07/1302:50:002.010.07.87.80501022.568.072.7
07/1301:50:002.010.09.811.70401022.568.573.0
07/1300:50:002.011.07.89.80501022.267.873.6
07/1223:50:002.310.07.89.80301022.567.873.6
07/1222:50:002.36.09.89.80401021.967.871.1
07/1221:50:002.38.011.713.70401021.467.669.6
07/1220:50:002.38.011.713.70401021.167.368.0
07/1219:50:002.08.011.713.70301021.367.568.0
07/1218:50:002.00.09.811.70201021.366.232.0

 

000021868 ___0.023517
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