NANTUCKET SOUND (44020)

Conditions for Wednesday

Daily
Weekly
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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: ° F
Wind direction (W Dir): ()
Wind Speed (W Spd): 5.8 kts (6.7 mph)
Wind Gust (W Spd): 7.8 kts (8.9 mph)
Atmospheric Pressure (AP): 30.20 in

Updated: 1:40 PM EST on December 11, 2019

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General Information

Location: 41.443 North -70.187 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D41
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/

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)
20:20 44
-
- 11.7 13.4 - - - - - - 29.92 -
21:00 44
-
- 11.7 13.4 - - - - - - 29.92 +0.05
21:20 47 44 99 - 9.7 11.2 - - - - - - 29.92 -
21:30 47 44 98 - 9.7 11.2 - - - - - -
-
-
21:40 44
-
- 7.8 8.9 - - - - - - 29.94 -
21:50 47 43 96 - 7.8 8.9 4 1.31 exactly 1.3 4 1.64 0.82 - 2.46 5 1.64 0.82 - 2.46
-
-
22:20 44
-
- 15.6 17.9 - - - - - - 30.01 -
23:10 44
-
93 - 7.8 8.9 - - - - - -
-
-
00:30 43 43 93 - 7.8 8.9 - - - - - -
-
-
00:40 43
-
94 - 7.8 8.9 - - - - - -
-
-
02:40 41
-
80 - 15.6 17.9 - - - - - -
-
-
04:40 39
-
86 - 17.5 20.1 - - - - - -
-
-
04:50 38
-
90 - 19.4 22.4 - - - - - -
-
-
05:20 43
-
- 19.4 22.4 - - - - - - 30.16 -
05:50 36
-
86 - 21.4 24.6 - - - - - -
-
-
06:20 43
-
- 19.4 22.4 - - - - - - 30.15 -
07:10 35 43 86 - 19.4 22.4 - - - - - -
-
-
07:20 34 43 91 - 17.5 20.1 - - - - - - 30.19 -
07:40 43
-
- 17.5 20.1 - - - - - - 30.19 -
08:20 43
-
- 13.6 15.7 - - - - - - 30.22 -
08:40
-
-
- 15.6 17.9 - - - - - - 30.23 -
09:00 43
-
- 15.6 17.9 - - - - - - 30.23 +0.07
09:10 33 43 87 - 17.5 20.1 - - - - - -
-
-
09:20 43
-
- 15.6 17.9 - - - - - - 30.25 -
09:50 33
-
87 - 15.6 17.9 - - - - - -
-
-
10:00 33 43 87 - 15.6 17.9 - - - - - - 30.25 +0.07
11:00 43
-
- 13.6 15.7 - - - - - - 30.24 +0.04
12:00 43
-
- 11.7 13.4 - - - - - - 30.23 -
12:40 43
-
- 13.6 15.7 - - - - - - 30.22 -
13:00 43
-
- 9.7 11.2 - - - - - - 30.21 -0.04
13:40
-
-
- 5.8 6.7 - - - - - - 30.20 -

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 46 ft 1.41 ft 3.3 sec 3.1 sec 0.6 sec 2400 sec
04:00 46 ft 1.31 ft 2.9 sec 3.1 sec 0.6 sec 2400 sec
08:00 46 ft 1.97 ft 3.4 sec 3.1 sec 0.6 sec 2400 sec