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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
05:00:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 44008
05:00:00 (GMT) on 07/23
Sea Height:5.9 ft
Primary Swell Height: 4.6 ft
Primary Swell Period: 9.2 secs
Surf Height3 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)
07/2305:00:005.9 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
07/2214:00:006.8 5.4 se9.0 secs1.8 se5.9 secs0.5 se 12.5secs3.4 -4.4 9.0
07/2213:00:005.8 4.6 se8.4 secs0.0 se0.0 secs se secs2.7 -3.5 8.4
07/2212:00:005.6 4.2 se8.3 secs0.0 se0.0 secs se secs2.4 -3.1 8.3
07/2211:00:006.3 4.9 se7.7 secs0.0 se0.0 secs se secs2.6 -3.4 7.7
07/2210:00:004.9 3.8 se7.1 secs0.4 se10.6 secs0.0 se 0.0secs1.9 -2.4 7.1
07/2209:00:004.6 3.9 se7.2 secs0.5 se10.7 secs0.0 se 0.0secs2.0 -2.5 7.2
07/2208:00:005.1 4.3 se7.2 secs0.0 se0.0 secs se secs2.2 -2.8 7.2
07/2207:00:005.4 4.5 se7.2 secs0.0 se0.0 secs se secs2.3 -2.9 7.2
07/2206:00:005.6 4.5 se7.2 secs0.5 se10.5 secs0.0 se 0.0secs2.3 -2.9 7.2

 

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
05:50:00 (GMT) on 07/23
Combined Sea Height:8.9 ft
Dominant Period:9.0 secs
Wind Speed: 13.7 kts
Wind Gust: 15.6 kts
Wind Direction:210 degrees
Barometric Pressure:1014.0 mbs
Air Temperature: 68.5 degrees
Water Temperature:55.9 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)
07/2305:50:008.99.013.715.62101014.068.555.9
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
07/2214:50:009.58.011.713.72101010.569.163.7
07/2213:50:0010.58.015.619.52101010.069.463.0
07/2212:50:008.58.017.621.42201009.569.632.0
07/2211:50:009.88.019.523.42101009.169.132.0
07/2210:50:009.27.025.435.12001007.770.261.5
07/2209:50:008.27.019.523.41801006.371.462.4
07/2208:50:008.57.017.629.21701007.469.161.9
07/2207:50:008.20.017.619.51901008.467.661.2
07/2206:50:008.27.09.89.81801008.065.559.0

 

000021966 ___0.028324
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