NANTUCKET 54NM Southeast of Nantucket (44008)

Conditions for Tuesday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 50° F
Humidity: 73
Wind direction (W Dir): North (345 - 354 Degrees)
Wind Speed (W Spd): 9.7 kts (11.2 mph)
Wind Gust (W Spd): 13.6 kts (15.7 mph)
Atmospheric Pressure (AP): 29.84 in

Updated: 8:30 PM EST on November 19, 2019

Marine & Boating Location Search

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Current Wave Detail Observations

Water Depth: 246 ft
Wave Height: 7.87 ft
Spectral Peak Period: 10.0 sec
Average Wave Period: 7.2 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 8:00 PM EST on November 19, 2019

General Information

Location: 40.503 North -69.248 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D13
Payload: ARES payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: Caution: Right whales may be active in northeast waters year-round. Mandatory speed restrictions of 10 knots apply to vessels 65 feet or greater in specific areas and times along the US east coast. Voluntary speed restrictions may be in effect in other areas and times. For current information on speed-restricted areas, go to: http://www.nmfs.noaa.gov/pr/shipstrike

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)
20:00 51
-
94 North 23.3 26.8 - - - - - - 29.50 -
20:10 52 57 90 North 21.4 24.6 - - - - - - 29.51 -
20:20 51 57 94 North 21.4 24.6 - - - - - - 29.51 -
20:40 51 57 94 North 21.4 24.6 - - - - - - 29.52 -
21:10 51 58 92 NNW 23.3 26.8 - - - - - -
-
-
21:30 51 57 92 NNW 21.4 24.6 - - - - - - 29.54 -
21:40 51 57 92 North 21.4 24.6 - - - - - - 29.54 -
21:50 51 57 91 NNW 21.4 24.6 12 12.80 exactly 12.8 8 8.20 7.38 - 9.02 12 9.84 9.02 - 10.66 29.55 -
22:00 51
-
90 NNW 21.4 24.6 - - - - - - 29.55 -
22:10 51 57 90 NNW 21.4 24.6 - - - - - - 29.55 -
22:30 51 57 88 NNW 21.4 24.6 - - - - - - 29.56 -
22:40 51 57 88 North 21.4 24.6 - - - - - - 29.57 -
22:50 51 57 88 North 19.4 22.4 11 13.12 exactly 13.1 8 8.20 7.38 - 9.02 11 9.84 9.02 - 10.66 29.57 -
23:00 51
-
87 North 19.4 22.4 - - - - - - 29.58 -
23:10 51 57 87 NNW 17.5 20.1 - - - - - - 29.60 -
23:30 50 57 89 North 17.5 20.1 - - - - - - 29.60 -
23:50 51 57 84 NNW 17.5 20.1 11 13.45 exactly 13.5 8 8.20 7.38 - 9.02 11 9.84 9.02 - 10.66 29.60 -
00:10 51 57 83 NNW 15.6 17.9 - - - - - - 29.61 -
00:30 50 57 86 NNW 15.6 17.9 - - - - - - 29.62 -
00:50 50 57 85 NNW 15.6 17.9 11 12.14 exactly 12.1 5 6.56 5.74 - 7.38 11 9.84 9.02 - 10.66 29.62 -
01:00 51
-
82 NNW 13.6 15.7 - - - - - - 29.63 -
01:10 51 57 81 NNW 13.6 15.7 - - - - - - 29.64 -
01:30 51 56 80 NNW 13.6 15.7 - - - - - - 29.65 -
01:50 50 56 86 NNW 13.6 15.7 12 12.14 exactly 12.1 6 4.92 4.10 - 5.74 12 11.48 10.66 - 12.30 29.66 -
02:10 51 56 81 NW 11.7 13.4 - - - - - - 29.68 -
02:20 50 56 86 NW 13.6 15.7 - - - - - - 29.67 -
02:30 50
-
85 NW 13.6 15.7 - - - - - - 29.68 -
02:40 50 56 84 NW 13.6 15.7 - - - - - - 29.68 -
03:00 51
-
79 NW 15.6 17.9 - - - - - - 29.69 -
03:10 51 56 80 WNW 15.6 17.9 - - - - - - 29.68 -
03:30 50 56 85 WNW 15.6 17.9 - - - - - - 29.70 -
03:40 50 56 84 WNW 15.6 17.9 - - - - - - 29.70 -
03:50 50 56 83 NW 13.6 15.7 11 11.48 exactly 11.5 5 4.92 4.10 - 5.74 11 9.84 9.02 - 10.66 29.71 -
04:10 49
-
87 WNW 13.6 15.7 - - - - - - 29.72 -
04:20 49 56 87 WNW 13.6 15.7 - - - - - - 29.73 -
04:30 49 56 87 WNW 11.7 13.4 - - - - - - 29.74 -
04:40 49 56 86 WNW 11.7 13.4 - - - - - - 29.74 -
05:00 49
-
87 WNW 11.7 13.4 - - - - - - 29.74 -
05:10 49 56 87 WNW 9.7 11.2 - - - - - - 29.75 -
05:20 49
-
87 NW 9.7 11.2 - - - - - - 29.75 -
05:30 57
-
WNW 9.7 11.2 - - - - - - 29.75 -
05:50 49 57 86 WNW 9.7 11.2 11 11.15 exactly 11.2 4 3.28 2.46 - 4.10 11 11.48 10.66 - 12.30 29.76 -
06:00 49
-
84 WNW 9.7 11.2 - - - - - - 29.76 -
06:10 49 57 84 WNW 7.8 8.9 - - - - - - 29.77 -
06:40 49 57 85 WNW 7.8 8.9 - - - - - - 29.78 -
07:50 49 57 86 NW 5.8 6.7 10 11.15 exactly 11.2 4 1.64 0.82 - 2.46 10 11.48 10.66 - 12.30 29.79 -
08:10 49 57 85 NNW 3.9 4.5 - - - - - - 29.79 -
08:50 50 57 81 North 1.9 2.2 9 10.83 exactly 10.8 4 1.64 0.82 - 2.46 9 11.48 10.66 - 12.30 29.80 -
09:00 50
-
81 North 1.9 2.2 - - - - - - 29.80 -
09:10 50 57 81 North 1.9 2.2 - - - - - - 29.80 -
09:20 50 57 82 - 0.0 0.0 - - - - - - 29.80 -
09:40 51 57 78 - 0.0 0.0 - - - - - - 29.81 -
09:50 51 57 80 SE 1.9 2.2 11 9.84 exactly 9.8 4 1.64 0.82 - 2.46 11 9.84 9.02 - 10.66 29.81 -
10:00 51 57 78 SSE 3.9 4.5 - - - - - - 29.81 -
10:20 51 57 80 SSE 3.9 4.5 - - - - - - 29.80 -
10:30 51 57 80 South 3.9 4.5 - - - - - - 29.80 -
11:00 51
-
82 South 5.8 6.7 - - - - - - 29.79 -
11:20 52 57 80 South 5.8 6.7 - - - - - - 29.78 -
11:30 52 57 81 South 5.8 6.7 - - - - - - 29.78 -
11:40 52 57 81 SSW 5.8 6.7 - - - - - - 29.78 -
12:00 52 56 82 South 7.8 8.9 - - - - - - 29.78 -
12:20 53 56 79 South 5.8 6.7 - - - - - - 29.78 -
12:30 53 56 80 South 5.8 6.7 - - - - - - 29.78 -
12:40 53 56 80 South 5.8 6.7 - - - - - - 29.78 -
12:50 53 56 80 South 5.8 6.7 10 7.87 exactly 7.9 4 1.64 0.82 - 2.46 10 8.20 7.38 - 9.02 29.78 -
13:20 53 56 82 South 5.8 6.7 - - - - - - 29.78 -
13:40 54 56 79 SSW 5.8 6.7 - - - - - - 29.78 -
13:50 54 56 77 SW 5.8 6.7 11 7.55 exactly 7.5 4 1.64 0.82 - 2.46 11 8.20 7.38 - 9.02 29.77 -
14:00 54
-
76 WSW 7.8 8.9 - - - - - - 29.78 -
14:30 54 56 68 West 11.7 13.4 - - - - - - 29.78 -
14:40 55 56 64 West 11.7 13.4 - - - - - - 29.79 -
14:50 54 56 64 West 11.7 13.4 10 7.22 exactly 7.2 5 1.64 0.82 - 2.46 10 6.56 5.74 - 7.38 29.79 -
15:10 54 56 65 West 11.7 13.4 - - - - - - 29.80 -
15:20 54 56 64 West 11.7 13.4 - - - - - - 29.80 -
15:40 54 56 63 West 11.7 13.4 - - - - - - 29.80 -
16:10 54 56 67 WNW 11.7 13.4 - - - - - - 29.81 -
16:40 53 56 74 WNW 11.7 13.4 - - - - - - 29.82 -
16:50 52 56 77 NW 11.7 13.4 10 7.22 exactly 7.2 5 3.28 2.46 - 4.10 10 6.56 5.74 - 7.38 29.82 -
17:20 52 56 74 NW 9.7 11.2 - - - - - - 29.83 -
17:40 52 56 71 NW 9.7 11.2 - - - - - - 29.84 -
18:00 52 57 69 NW 7.8 8.9 - - - - - - 29.85 -
18:10 52 57 70 NNW 7.8 8.9 - - - - - - 29.85 -
18:30 51 57 72 NNW 7.8 8.9 - - - - - - 29.85 -
18:40 51 57 72 NNW 7.8 8.9 - - - - - - 29.85 -
18:50 51 57 72 NNW 7.8 8.9 9 7.55 exactly 7.5 4 1.64 0.82 - 2.46 9 6.56 5.74 - 7.38 29.86 -
19:40 51 57 70 NNW 9.7 11.2 - - - - - - 29.84 -
20:10 51 57 70 NNW 9.7 11.2 - - - - - - 29.85 -
20:20 51 57 70 North 9.7 11.2 - - - - - - 29.84 -
20:30 50 57 73 North 9.7 11.2 - - - - - - 29.84 -

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
21:00 246 ft 13.29 ft 10.0 sec 7.2 sec 0.6 sec 2400 sec
00:00 246 ft 13.45 ft 11.4 sec 7.7 sec 0.6 sec 2400 sec
02:00 246 ft 12.30 ft 12.1 sec 7.9 sec 0.6 sec 2400 sec
04:00 246 ft 11.42 ft 10.8 sec 8.0 sec 0.6 sec 2400 sec
07:00 246 ft 10.40 ft 12.1 sec 7.7 sec 0.6 sec 2400 sec
08:00 246 ft 11.25 ft 10.0 sec 7.8 sec 0.6 sec 2400 sec
13:00 246 ft 7.94 ft 10.0 sec 8.1 sec 0.6 sec 2400 sec
16:00 246 ft 6.79 ft 10.8 sec 7.5 sec 0.6 sec 2400 sec
17:00 246 ft 7.32 ft 10.0 sec 7.2 sec 0.6 sec 2400 sec
20:00 246 ft 7.87 ft 10.0 sec 7.2 sec 0.6 sec 2400 sec