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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)07/23
14:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
14:00:00 (GMT) on 07/23
Sea Height:5.1 ft
Primary Swell Height: 3.8 ft
Primary Swell Period: 8.4 secs
Surf Height2.2 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)
07/2314:00:005.1 3.8 se8.4 secs0.0 se0.0 secs se secs2.2 -2.9 8.4
07/2313:00:004.7 3.6 se8.5 secs0.2 se12.5 secs0.0 se 0.0secs2.1 -2.8 8.5
07/2312:00:005.5 4.2 se9.1 secs2.0 se5.9 secs0.0 se 0.0secs2.7 -3.5 9.1
07/2311:00:007.1 5.6 se9.0 secs2.5 se5.9 secs0.0 se 0.0secs3.5 -4.5 9.0
07/2310:00:006.4 5.2 se9.1 secs1.8 se5.9 secs0.4 se 12.5secs3.3 -4.2 9.1
07/2309:00:006.5 5.1 se9.1 secs2.0 se6.0 secs0.3 se 12.5secs3.2 -4.2 9.1
07/2308:00:006.5 4.3 se10.0 secs2.7 se6.7 secs0.7 se 13.2secs3.0 -3.9 10.0
07/2307:00:006.8 5.0 se9.9 secs2.8 se6.8 secs0.9 se 13.0secs3.5 -4.4 9.9
07/2306:00:006.2 4.8 se9.2 secs1.8 se6.0 secs0.4 se 12.5secs3.1 -4.0 9.2
07/2305:00:005.9 4.6 se9.2 secs1.9 se6.0 secs0.5 se 12.5secs3.0 -3.8 9.2
07/2304:00:005.9 4.1 se9.9 secs2.4 se6.7 secs0.0 se 0.0secs2.9 -3.7 9.9
07/2303:00:007.2 5.4 se9.9 secs2.3 se6.7 secs0.0 se 0.0secs3.8 -4.9 9.9
07/2302:00:007.7 5.9 se9.9 secs2.8 se6.8 secs0.0 se 0.0secs4.1 -5.2 9.9
07/2301:00:007.4 5.5 se10.0 secs2.7 se6.7 secs0.0 se 0.0secs3.8 -4.9 10.0
07/2300:00:008.1 5.7 se9.9 secs3.3 se6.8 secs0.0 se 0.0secs4.0 -5.1 9.9
07/2223:00:009.0 7.1 se9.9 secs3.6 se6.7 secs0.0 se 0.0secs4.9 -6.3 9.9
07/2222:00:009.4 7.5 se9.9 secs3.6 se6.7 secs0.0 se 0.0secs5.2 -6.7 9.9
07/2221:00:008.8 6.8 se9.9 secs3.0 se6.7 secs0.0 se 0.0secs4.7 -6.1 9.9
07/2220:00:007.4 5.4 se10.0 secs3.0 se6.7 secs0.0 se 0.0secs3.8 -4.8 10.0
07/2219:00:006.9 5.2 se9.1 secs2.0 se5.9 secs0.3 se 12.5secs3.3 -4.2 9.1
07/2218:00:006.4 5.3 se9.0 secs1.8 se5.9 secs0.5 se 12.5secs3.3 -4.3 9.0
07/2217:00:005.8 4.3 se9.1 secs1.9 se5.9 secs0.3 se 12.5secs2.8 -3.5 9.1
07/2216:00:006.3 4.8 se9.0 secs1.9 se5.9 secs0.0 se 0.0secs3.0 -3.9 9.0
07/2215:00:006.2 4.6 se9.1 secs2.5 se5.9 secs0.7 se 12.5secs2.9 -3.8 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
14:50:00 (GMT) on 07/23
Combined Sea Height:7.2 ft
Dominant Period:8.0 secs
Wind Speed: 9.8 kts
Wind Gust: 11.7 kts
Wind Direction:340 degrees
Barometric Pressure:1017.6 mbs
Air Temperature: 59.0 degrees
Water Temperature:56.5 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)
07/2314:50:007.28.09.811.73401017.659.056.5
07/2313:50:007.59.07.811.73401016.758.557.4
07/2312:50:008.29.07.89.83501015.758.858.5
07/2311:50:009.29.07.89.82301014.965.358.8
07/2310:50:0010.89.07.811.72401014.666.058.3
07/2309:50:009.89.09.813.72101014.466.757.6
07/2308:50:009.88.09.813.71801014.166.656.7
07/2307:50:009.510.013.719.51901013.867.556.5
07/2306:50:008.99.015.619.51901013.668.056.1
07/2305:50:008.99.013.715.62101014.068.555.9
07/2304:50:009.28.011.713.72101014.568.757.6
07/2303:50:009.29.013.715.62001014.569.832.0
07/2302:50:009.59.013.715.62201014.270.762.1
07/2301:50:0010.510.015.617.62101013.971.464.9
07/2300:50:0011.59.017.623.42101013.170.963.1
07/2223:50:0014.19.019.523.42101012.770.562.1
07/2222:50:0015.410.019.525.42101011.870.363.0
07/2221:50:0012.89.025.431.22001011.171.161.5
07/2220:50:0011.29.021.425.41901011.270.561.9
07/2219:50:0011.89.019.525.42001011.070.061.9
07/2218:50:009.80.00.00.00001011.769.661.9
07/2217:50:009.88.015.619.52001011.069.662.2
07/2216:50:009.58.015.619.52001011.169.863.1
07/2215:50:009.89.013.717.62101011.569.663.7

 

000021970 ___0.027547
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