Buoy 44018 Cape Cod 30NM SE of Nantucket

5-day plot - Wind Direction Wind Direction (WDIR): NNE ( 30 deg true ) 5-day plot - Wind Speed Wind Speed (WSPD): 15.5 kts 5-day plot - Wind Gust Wind Gust (GST): 21.4 kts 5-day plot - Wave Height Wave Height (WVHT): 4.3 ft 5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 8 sec 5-day plot - Average Period Average Period (APD): 5.0 sec 5-day plot - Mean Wave Direction Mean Wave Direction (MWD): SW ( 216 deg true ) 5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES): 29.79 in 5-day plot - Pressure Tendency Pressure Tendency (PTDY): +0.00 in ( Steady ) 5-day plot - Air Temperature Air Temperature (ATMP): 68.2 °F 5-day plot - Dew Point Dew Point (DEWP): 66.6 °F 5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Continuous Winds
TIME
(EDT)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
1:50 am NNE ( 28 deg ) 16.3 kts
1:40 am NNE ( 29 deg ) 18.8 kts
1:30 am NNE ( 26 deg ) 19.0 kts
1:20 am NNE ( 21 deg ) 16.5 kts
1:10 am NNE ( 16 deg ) 16.3 kts
1:00 am NNE ( 13 deg ) 13.4 kts
 
Peak gust during the measurement hour
TIME
(EDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
1:24 amNNE ( 30 deg ) 23.3 kts
Previous observations
5-day plot - Wind Direction 5-day plot - Wind Speed 5-day plot - Wind Gust 5-day plot - Wave Height 5-day plot - Dominant Wave Period 5-day plot - Average Period 5-day plot - Mean Wave Direction 5-day plot - Atmospheric Pressure 5-day plot - Pressure Tendency 5-day plot - Air Temperature 5-day plot - Water Temperature 5-day plot - Dew Point 5-day plot - Salinity 5-day plot - Visibility 5-day plot - Tide (above MLLW)
MM DD TIME
(EDT)		   WDIR WSPD
kts		 GST
kts		 WVHT
ft		 DPD
sec		 APD
sec		 MWD PRES
in		 PTDY
in		 ATMP
°F		 WTMP
°F		 DEWP
°F		 SAL
psu		 VIS
nmi		 TIDE
ft
07 30 12:50 am    N 9.7 13.6 4.6 7 5.1 SSW 29.78 -0.01 67.5 - 67.1 - - -
07 29 11:50 pm    W 11.7 15.5 - - - - 29.79 +0.01 65.8 - 65.8 - - -
07 29 10:50 pm    WSW 9.7 11.7 4.6 7 5.1 SW 29.79 +0.02 66.0 - 66.0 - - -
07 29 9:50 pm    WSW 9.7 11.7 4.3 7 5.1 SW 29.79 +0.02 65.8 - 65.8 - - -
07 29 8:50 pm    WSW 11.7 13.6 3.9 8 5.8 SW 29.78 +0.01 66.6 - 66.6 - - -
07 29 7:50 pm    SW 9.7 11.7 3.6 8 6.1 SW 29.77 -0.02 66.6 - 66.6 - - -
07 29 6:50 pm    SW 5.8 7.8 3.0 8 5.9 SW 29.77 +0.00 66.9 - 66.9 - - -
07 29 5:50 pm    SSW 9.7 11.7 3.3 8 6.1 SW 29.77 -0.03 66.2 - 66.2 - - -
07 29 4:50 pm    SSW 7.8 11.7 3.6 8 6.0 SW 29.79 -0.02 64.9 - 64.9 - - -
07 29 3:50 pm    WSW 13.6 13.6 3.6 8 5.6 SSW 29.77 -0.06 64.0 - 64.0 - - -
07 29 2:50 pm    SW 7.8 9.7 3.9 8 5.8 SSW 29.80 -0.04 59.2 - 59.2 - - -
07 29 1:50 pm    SSW 11.7 13.6 3.3 8 5.1 SSW 29.81 -0.03 59.5 - 59.5 - - -
07 29 12:50 pm    SSW 13.6 13.6 3.6 8 4.8 SW 29.83 -0.01 59.9 - 59.9 - - -
07 29 11:50 am    SSW 15.5 17.5 4.6 7 4.5 SW 29.83 -0.02 61.9 - 61.9 - - -
07 29 10:50 am    SSW 17.5 19.4 4.6 7 4.5 SW 29.84 -0.01 64.6 - 64.6 - - -
07 29 9:50 am    SSW 19.4 21.4 4.3 6 4.3 SW 29.85 -0.02 65.8 - 65.8 - - -
07 29 8:50 am    SSW 17.5 19.4 3.6 5 4.2 SW 29.86 -0.02 67.5 - 67.5 - - -
07 29 7:50 am    SSW 17.5 21.4 3.0 6 4.3 SW 29.86 -0.02 68.4 - 68.4 - - -
07 29 6:50 am    SSW 17.5 19.4 2.6 5 4.1 SSW 29.87 -0.01 68.0 - 68.0 - - -
07 29 5:50 am    SSW 17.5 19.4 2.3 5 4.2 SSW 29.88 -0.02 66.9 - 66.9 - - -
07 29 4:50 am    SSW 15.5 17.5 2.3 5 4.3 SSW 29.88 -0.04 65.7 - 65.7 - - -
07 29 3:50 am    SSW 15.5 19.4 2.0 5 4.3 S 29.88 - 63.9 - 63.9 - - -
07 29 2:50 am    SSW 15.5 17.5 2.3 5 4.1 SSW 29.90 -0.04 63.3 - 63.3 - - -
07 29 1:50 am    SSW 13.6 15.5 2.3 4 3.8 SW 29.92 -0.03 59.4 - 59.4 - - -
Detailed Wave Summary
for 44018 as of (2:00 am EDT)
0600 GMT on 07/30/2010:

These wave data are displayed in rounded times.

Unit of Measure:    Time Zone:   

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Significant Wave HeightSignificant Wave Height (WVHT): 4.3 ft
5-day plot - Swell HeightSwell Height (SwH): 3.0 ft
5-day plot - Swell PeriodSwell Period (SwP): 7.7 sec
5-day plot - Swell DirectionSwell Direction (SwD): SW
5-day plot - Wind Wave HeightWind Wave Height (WWH): 2.6 ft
5-day plot - Wind Wave PeriodWind Wave Period (WWP): 5.0 sec
5-day plot - Wind Wave DirectionWind Wave Direction (WWD):SSW
5-day plot - Wave SteepnessWave Steepness (STEEPNESS): AVERAGE
5-day plot - Average Wave PeriodAverage Wave Period (APD): 5.0 sec
Previous observations
5-day plot - Significant Wave Height 5-day plot - Swell Height 5-day plot - Swell Period 5-day plot - Swell Direction 5-day plot - Wind Wave Height 5-day plot - Wind Wave Period 5-day plot - Wind Wave Direction 5-day plot - Wave Steepness 5-day plot - Average Wave Period
MM DD TIME
(EDT)		   WVHT
ft		   SwH
ft		   SwP
sec		   SwD WWH
ft		 WWP
sec		   WWD STEEPNESS APD
sec
0730 1:00 am   4.6   3.6   6.7  SSW 2.6 4.5   SSW STEEP 5.1
072911:00 pm   4.6   3.9   6.7   SW 2.3 4.8   SW STEEP 5.1
072910:00 pm   4.3   3.6   7.1   SW 2.3 5.0   SW AVERAGE 5.1
0729 9:00 pm   3.9   3.6   7.7   SW 1.6 4.0   SSW AVERAGE 5.8
0729 8:00 pm   3.6   3.3   7.7   SW 1.3 4.5   SW AVERAGE 6.1
0729 7:00 pm   3.0   3.0   8.3   SW 0.7 3.8   SSW SWELL 5.9
0729 6:00 pm   3.3   3.0   7.7   SW 1.0 4.2   SSW AVERAGE 6.1
0729 5:00 pm   3.6   3.3   8.3   SW 1.0 3.7   WSW AVERAGE 6.0
0729 4:00 pm   3.6   3.0   8.3  SSW 2.3 5.3   SSW AVERAGE 5.6
0729 3:00 pm   3.9   3.9   8.3  SSW 1.3 4.0   SSW AVERAGE 5.8
0729 2:00 pm   3.3   2.6   7.7  SSW 2.3 4.2   SSW AVERAGE 5.1
0729 1:00 pm   3.6   2.6   7.7   SW 2.6 5.3   SW AVERAGE 4.8
072912:00 pm   4.6   2.6   6.7   SW 3.6 5.3   SSW STEEP 4.5
072911:00 am   4.6   2.6   7.1   SW 3.9 5.3   SW STEEP 4.5
072910:00 am   4.3   1.6   6.7   SW 3.6 5.6   SWVERY_STEEP 4.3
0729 9:00 am   3.6   1.3   10.8  ESE 3.3 5.3   SWVERY_STEEP 4.2
0729 8:00 am   3.0   1.0   10.8   S 3.0 5.9   SW STEEP 4.3
0729 7:00 am   2.6   1.0   10.0   S 2.3 5.3   SSW N/A 4.1
0729 6:00 am   2.3   0.7   11.4   S 2.3 5.3   SSW N/A 4.2
0729 5:00 am   2.3   0.7   11.4   SE 2.0 5.3   SSW N/A 4.3
0729 4:00 am   2.0   0.7   10.8  SSE 2.0 5.3   S N/A 4.3
0729 3:00 am   2.3   0.7   11.4   S 2.0 5.0   SSW N/A 4.1
0729 2:00 am   2.3   1.0   10.0   SE 2.0 4.3   SW N/A 3.8