NANTUCKET SOUND (44020)

Conditions for Wednesday

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Marine Data Graph

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General Information

Location: 41.443 North -70.186 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D84
Payload: ARES 4.4 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.  NOAA recommends vessels reduce speeds below 10 knots, when consistent with safe navigation. For latest sightings, go to: http://rwhalesightings.nefsc.noaa.gov/
For area forecasts and warnings, select: Boston WFO

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)
20:50 68 71 100 NE 5.8 6.7 6 0.98 exactly 1.0 - - - - - - 29.79 +0.02
21:50 68 71 100 East 3.9 4.5 5 0.98 exactly 1.0 - - - 5 1.64 0.82 - 2.46 29.81 +0.04
22:50 68 71 99 ENE 1.9 2.2 6 0.98 exactly 1.0 - - - 6 1.64 0.82 - 2.46 29.82 +0.05
23:50 69 71 98 WNW 3.9 4.5 7 0.98 exactly 1.0 - - - - - - 29.80 +0.01
00:50 70 71 98 West 5.8 6.7 5 0.98 exactly 1.0 - - - - - - 29.81 -
01:50 70 71 77 WNW 13.6 15.7 0.66 exactly 0.7 - - - - - - 29.80 -0.02
02:50 69 71 74 WNW 15.6 17.9 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.80 -
03:50 68 71 73 WNW 15.6 17.9 4 1.97 exactly 2.0 4 1.64 0.82 - 2.46 - - - 29.81 -
04:50 67 70 75 WNW 17.5 20.1 4 2.30 exactly 2.3 4 1.64 0.82 - 2.46 - - - 29.82 +0.02
05:50 67 70 75 WNW 17.5 20.1 4 1.97 exactly 2.0 4 1.64 0.82 - 2.46 - - - 29.83 +0.03
06:50 67 71 76 WNW 15.6 17.9 3 1.97 exactly 2.0 3 1.64 0.82 - 2.46 - - - 29.86 +0.04
07:50 66 71 80 WNW 13.6 15.7 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.87 +0.06
08:50 67 71 77 NW 13.6 15.7 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.89 +0.06
09:50 67 71 77 WNW 11.7 13.4 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.90 +0.05
10:50 68 71 76 West 9.7 11.2 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.90 +0.03
11:50 69 71 73 West 9.7 11.2 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.90 -
12:50 69 71 72 West 9.7 11.2 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.90 -
13:50 70 72 79 SW 9.7 11.2 3 0.98 exactly 1.0 - - - - - - 29.89 -
14:50 70 72 77 SW 15.6 17.9 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.89 -0.01
15:50 70 72 77 WSW 17.5 20.1 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.88 -0.01
16:50 71 72 74 WSW 17.5 20.1 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.88 -0.01
17:50 71 72 73 WSW 17.5 20.1 3 2.30 exactly 2.3 3 1.64 0.82 - 2.46 - - - 29.88 -
18:50 71 72 78 WSW 19.4 22.4 3 2.30 exactly 2.3 3 1.64 0.82 - 2.46 - - - 29.88 -0.01
19:50 70 72 81 WSW 17.5 20.1 3 1.97 exactly 2.0 3 1.64 0.82 - 2.46 - - - 29.89 +0.01
20:50 70 72 81 WSW 15.6 17.9 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.92 +0.04
21:50 70 71 83 WSW 15.6 17.9 3 1.64 exactly 1.6 3 1.64 0.82 - 2.46 - - - 29.92 +0.05
22:50 69 71 89 WSW 11.7 13.4 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.94 +0.04
23:50 69 71 92 WSW 11.7 13.4 3 1.31 exactly 1.3 3 1.64 0.82 - 2.46 - - - 29.93 +0.01
00:50 70 71 91 WSW 13.6 15.7 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.93 -
01:50 70 71 91 SW 13.6 15.7 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.91 -0.03
02:50 70 71 91 WSW 11.7 13.4 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.90 -0.04
03:50 70 71 90 WSW 11.7 13.4 3 0.98 exactly 1.0 3 1.64 0.82 - 2.46 - - - 29.89 -0.03

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 33 ft 0.85 ft 2.5 sec 3.0 sec 0.6 sec 2400 sec
22:00 33 ft 1.12 ft 4.5 sec 3.6 sec 0.6 sec 2400 sec
23:00 33 ft 1.12 ft 5.9 sec 3.6 sec 0.6 sec 2400 sec
00:00 33 ft 1.02 ft 7.1 sec 3.5 sec 0.6 sec 2400 sec
01:00 33 ft 0.89 ft 5.3 sec 3.5 sec 0.6 sec 2400 sec
03:00 33 ft 1.38 ft 3.2 sec 3.2 sec 0.6 sec 2400 sec
04:00 33 ft 2.07 ft 3.6 sec 3.4 sec 0.6 sec 2400 sec
05:00 33 ft 2.23 ft 3.6 sec 3.3 sec 0.6 sec 2400 sec
06:00 33 ft 2.07 ft 3.6 sec 3.1 sec 0.6 sec 2400 sec
08:00 33 ft 1.57 ft 3.1 sec 2.9 sec 0.6 sec 2400 sec
09:00 33 ft 1.71 ft 2.9 sec 2.9 sec 0.6 sec 2400 sec
10:00 33 ft 1.44 ft 2.9 sec 2.9 sec 0.6 sec 2400 sec
12:00 33 ft 1.15 ft 2.6 sec 3.1 sec 0.6 sec 2400 sec
13:00 33 ft 1.05 ft 2.9 sec 3.2 sec 0.6 sec 2400 sec
14:00 33 ft 0.92 ft 3.0 sec 3.4 sec 0.6 sec 2400 sec
15:00 33 ft 1.08 ft 2.9 sec 3.1 sec 0.6 sec 2400 sec
16:00 33 ft 1.51 ft 3.0 sec 3.0 sec 0.6 sec 2400 sec
18:00 33 ft 2.13 ft 3.4 sec 3.1 sec 0.6 sec 2400 sec
19:00 33 ft 2.43 ft 3.4 sec 3.2 sec 0.6 sec 2400 sec
20:00 33 ft 1.84 ft 2.7 sec 3.0 sec 0.6 sec 2400 sec
21:00 33 ft 1.80 ft 3.0 sec 2.9 sec 0.6 sec 2400 sec
23:00 33 ft 1.35 ft 2.9 sec 2.9 sec 0.6 sec 2400 sec
02:00 33 ft 1.05 ft 3.1 sec 3.1 sec 0.6 sec 2400 sec
03:00 33 ft 1.12 ft 3.4 sec 3.2 sec 0.6 sec 2400 sec