LONG ISLAND NM South of Islip, NY (44025)

Conditions for Monday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 70° F
Wind direction (W Dir): NE (45 - 54 Degrees)
Wind Speed (W Spd): 17.5 kts (20.1 mph)
Wind Gust (W Spd): 21.4 kts (24.6 mph)
Dominant Wave Period (DWP): 6 sec
Dominant Wave Height (DWH): 3.61 ft
Dominant Wave Range (DWR): exactly 3.6 ft
Wind Wave Period (WWP): 6 sec
Wind Wave Height (WWH): 3.28 ft
Wind Wave Range (WWR): 2.46 - 4.10 ft
Wave Swell Period (WSP): 8 sec
Wave Swell Height (WSH): 1.64 ft
Wave Swell Range (WSR): 0.82 - 2.46 ft
Atmospheric Pressure (AP): 30.12 in
Pressure Tendency (PT): +0.01 in
Increasing (steadily or unsteadily)

Updated: 10:50 AM EDT on August 20, 2018

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Current Wave Detail Observations

Water Depth: 118 ft
Wave Height: 3.71 ft
Spectral Peak Period: 5.3 sec
Average Wave Period: 4.2 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 12:00 PM EDT on August 20, 2018

General Information

Location: 40.251 North -73.164 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3DV12
Payload: ARES payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: Right whales are active off NY from November to April.  Speed restrictions of 10 knots apply to vessels 65 feet or greater in specific areas along the mid-Atlantic coast.  To learn more about right whales and rules protecting them, 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)
20:50 71 71
-
ENE 19.4 22.4 7 5.91 exactly 5.9 7 4.92 4.10 - 5.74 12 1.64 0.82 - 2.46 30.04 +0.04
21:50 71 71
-
ENE 19.4 22.4 7 6.56 exactly 6.6 7 6.56 5.74 - 7.38 14 1.64 0.82 - 2.46 30.05 +0.04
22:50 71 71
-
ENE 17.5 20.1 7 6.23 exactly 6.2 7 6.56 5.74 - 7.38 13 1.64 0.82 - 2.46 30.06 +0.04
23:50 70 71
-
NE 15.6 17.9 7 6.56 exactly 6.6 7 6.56 5.74 - 7.38 12 1.64 0.82 - 2.46 30.06 +0.03
00:50 70 71
-
NE 15.6 17.9 7 5.91 exactly 5.9 7 6.56 5.74 - 7.38 11 1.64 0.82 - 2.46 30.06 +0.01
01:50 70 72
-
NE 13.6 15.7 7 5.25 exactly 5.2 6 4.92 4.10 - 5.74 7 3.28 2.46 - 4.10 30.07 -
02:50 69 72
-
NE 13.6 15.7 7 5.25 exactly 5.2 7 4.92 4.10 - 5.74 14 1.64 0.82 - 2.46 30.06 -
03:50 69 72
-
NE 11.7 13.4 7 4.59 exactly 4.6 4 3.28 2.46 - 4.10 7 3.28 2.46 - 4.10 30.06 -
04:50 69 72
-
NE 13.6 15.7 6 4.27 exactly 4.3 6 3.28 2.46 - 4.10 7 1.64 0.82 - 2.46 30.07 -
05:50 70 72
-
NE 13.6 15.7 6 3.94 exactly 3.9 6 3.28 2.46 - 4.10 14 1.64 0.82 - 2.46 30.08 +0.02
06:50 70 72
-
NNE 13.6 15.7 5 3.94 exactly 3.9 5 3.28 2.46 - 4.10 14 1.64 0.82 - 2.46 30.09 +0.03
07:50 69 72
-
NNE 13.6 15.7 6 3.61 exactly 3.6 6 3.28 2.46 - 4.10 7 1.64 0.82 - 2.46 30.11 +0.04
08:50 70 72
-
NE 15.6 17.9 6 3.94 exactly 3.9 6 3.28 2.46 - 4.10 - - - 30.12 +0.04
09:50 70 72
-
NE 15.6 17.9 5 3.94 exactly 3.9 5 3.28 2.46 - 4.10 13 1.64 0.82 - 2.46 30.11 +0.02
10:50 70 72
-
NE 17.5 20.1 6 3.61 exactly 3.6 6 3.28 2.46 - 4.10 8 1.64 0.82 - 2.46 30.12 +0.01

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
21:00 118 ft 5.87 ft 6.7 sec 5.0 sec 0.6 sec 2400 sec
22:00 118 ft 6.40 ft 6.7 sec 5.2 sec 0.6 sec 2400 sec
00:00 118 ft 6.63 ft 6.7 sec 5.4 sec 0.6 sec 2400 sec
05:00 118 ft 4.36 ft 5.9 sec 4.7 sec 0.6 sec 2400 sec
07:00 118 ft 3.77 ft 5.3 sec 4.6 sec 0.6 sec 2400 sec
09:00 118 ft 3.97 ft 5.6 sec 4.4 sec 0.6 sec 2400 sec
10:00 118 ft 3.81 ft 5.0 sec 4.3 sec 0.6 sec 2400 sec
12:00 118 ft 3.71 ft 5.3 sec 4.2 sec 0.6 sec 2400 sec