NANTUCKET 54NM Southeast of Nantucket (44008)

Conditions for Tuesday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 54° F
Humidity: 92
Wind direction (W Dir): WSW (245 - 254 Degrees)
Wind Speed (W Spd): 11.7 kts (13.4 mph)
Wind Gust (W Spd): 15.6 kts (17.9 mph)
Atmospheric Pressure (AP): 29.99 in

Updated: 9:30 PM EST on December 10, 2019

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Current Wave Detail Observations

Water Depth: 246 ft
Wave Height: 9.94 ft
Spectral Peak Period: 10.8 sec
Average Wave Period: 7.0 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 9:00 PM EST on December 10, 2019

Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Wind Wave Wave Swell Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
20:10 57
-
83 South 23.3 26.8 - - - - - - 30.01 -
20:50 57
-
84 South 25.3 29.1 8 11.15 exactly 11.2 7 8.20 7.38 - 9.02 8 8.20 7.38 - 9.02 29.98 -
21:10 57
-
84 South 23.3 26.8 - - - - - - 29.99 -
23:20 57
-
89 South 27.2 31.3 - - - - - - 29.94 -
23:30 58
-
86 South 27.2 31.3 - - - - - - 29.95 -
00:30 59
-
92 South 23.3 26.8 - - - - - - 29.92 -
01:10 55
-
95 South 19.4 22.4 - - - - - - 29.93 -
01:40 56
-
95 SSW 25.3 29.1 - - - - - - 29.93 -
02:10 56
-
93 SSW 23.3 26.8 - - - - - - 29.93 -
02:50 56
-
94 SSW 21.4 24.6 11 14.76 exactly 14.8 7 13.12 12.30 - 13.94 11 8.20 7.38 - 9.02 29.92 -
03:00 56
-
94 SSW 21.4 24.6 - - - - - - 29.92 -
03:30 56
-
95 SSW 21.4 24.6 - - - - - - 29.91 -
04:40 56
-
92 SSW 19.4 22.4 - - - - - - 29.90 -
04:50 56
-
92 SSW 19.4 22.4 11 18.70 exactly 18.7 6 11.48 10.66 - 12.30 11 14.76 13.94 - 15.58 29.90 -
05:10 56
-
94 SSW 19.4 22.4 - - - - - - 29.91 -
07:20 55
-
95 SSW 17.5 20.1 - - - - - - 29.93 -
07:50 55
-
97 SSW 19.4 22.4 11 13.78 exactly 13.8 7 6.56 5.74 - 7.38 11 11.48 10.66 - 12.30 29.93 -
09:30 54
-
96 SSW 15.6 17.9 - - - - - - 29.95 -
10:10 54
-
97 SSW 17.5 20.1 - - - - - - 29.95 -
10:20 54
-
96 SSW 17.5 20.1 - - - - - - 29.95 -
10:30 54
-
94 SSW 15.6 17.9 - - - - - - 29.95 -
11:50 54
-
95 SSW 17.5 20.1 11 18.37 exactly 18.4 6 8.20 7.38 - 9.02 11 16.40 15.58 - 17.22 29.91 -
12:10 54
-
95 SSW 17.5 20.1 - - - - - - 29.91 -
13:10 55
-
94 SSW 19.4 22.4 - - - - - - 29.90 -
13:20 55
-
96 SSW 21.4 24.6 - - - - - - 29.90 -
13:30 55
-
93 SSW 19.4 22.4 - - - - - - 29.90 -
14:30 55
-
95 SSW 19.4 22.4 - - - - - - 29.91 -
15:30 55
-
92 SSW 17.5 20.1 - - - - - - 29.91 -
15:40 55
-
92 SSW 17.5 20.1 - - - - - - 29.91 -
16:00 55
-
92 SSW 17.5 20.1 - - - - - - 29.91 -
16:50 54
-
96 SSW 17.5 20.1 11 13.45 exactly 13.5 8 8.20 7.38 - 9.02 11 11.48 10.66 - 12.30 29.92 -
17:00 54
-
95 SSW 17.5 20.1 - - - - - - 29.92 -
17:20 54
-
94 SSW 15.6 17.9 - - - - - - 29.94 -
19:50 54
-
93 SSW 15.6 17.9 10 11.15 exactly 11.2 7 6.56 5.74 - 7.38 10 9.84 9.02 - 10.66 29.97 -
20:10 54
-
94 SSW 15.6 17.9 - - - - - - 29.97 -
20:20 54
-
94 SW 13.6 15.7 - - - - - - 29.97 -
20:50 54
-
93 SW 13.6 15.7 11 9.84 exactly 9.8 5 4.92 4.10 - 5.74 11 8.20 7.38 - 9.02 29.98 -
21:30 54
-
92 WSW 11.7 13.4 - - - - - - 29.99 -

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
22:00 246 ft 10.93 ft 9.1 sec 6.6 sec 0.6 sec 2400 sec
00:00 246 ft 14.21 ft 9.1 sec 7.2 sec 0.6 sec 2400 sec
14:00 246 ft 15.42 ft 11.4 sec 8.7 sec 0.6 sec 2400 sec
19:00 246 ft 13.78 ft 10.8 sec 7.9 sec 0.6 sec 2400 sec
21:00 246 ft 9.94 ft 10.8 sec 7.0 sec 0.6 sec 2400 sec