LONG ISLAND NM South of Islip, NY (44025)

Conditions for Friday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 49° F
Wind direction (W Dir): WNW (295 - 304 Degrees)
Wind Speed (W Spd): 29.2 kts (33.6 mph)
Wind Gust (W Spd): 35.0 kts (40.3 mph)
Dominant Wave Period (DWP): 6 sec
Dominant Wave Height (DWH): 7.22 ft
Dominant Wave Range (DWR): exactly 7.2 ft
Wind Wave Period (WWP): 6 sec
Wind Wave Height (WWH): 6.56 ft
Wind Wave Range (WWR): 5.74 - 7.38 ft
Wave Swell Period (WSP): 16 sec
Wave Swell Height (WSH): 1.64 ft
Wave Swell Range (WSR): 0.82 - 2.46 ft
Atmospheric Pressure (AP): 29.83 in
Pressure Tendency (PT): +0.12 in
Decreasing or steady, then increasing; or increasing, then increasing more rapidly

Updated: 6:50 PM EST on November 22, 2019

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Current Wave Detail Observations

Water Depth: 118 ft
Wave Height: 6.56 ft
Spectral Peak Period: 7.7 sec
Average Wave Period: 5.0 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 5:00 PM EST on November 22, 2019

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)
22:50 53 55
-
SW 15.6 17.9 4 2.95 exactly 3.0 4 1.64 0.82 - 2.46 8 1.64 0.82 - 2.46 30.04 -0.06
23:50 53 55
-
SW 17.5 20.1 4 3.61 exactly 3.6 4 3.28 2.46 - 4.10 9 1.64 0.82 - 2.46 30.01 -0.08
00:50 53 55
-
SW 19.4 22.4 4 3.94 exactly 3.9 4 3.28 2.46 - 4.10 9 1.64 0.82 - 2.46 29.98 -0.08
01:50 53 55
-
SW 19.4 22.4 5 4.92 exactly 4.9 5 4.92 4.10 - 5.74 9 1.64 0.82 - 2.46 29.98 -0.06
03:50 54 55
-
SW 21.4 24.6 6 5.58 exactly 5.6 6 4.92 4.10 - 5.74 9 1.64 0.82 - 2.46 29.90 -0.08
04:50 55 56
-
SW 23.3 26.8 6 6.23 exactly 6.2 6 6.56 5.74 - 7.38 9 1.64 0.82 - 2.46 29.88 -0.10
06:50 55 56
-
SW 19.4 22.4 6 6.89 exactly 6.9 6 6.56 5.74 - 7.38 9 1.64 0.82 - 2.46 29.85 -0.05
11:50 55 56
-
WSW 21.4 24.6 7 7.22 exactly 7.2 7 6.56 5.74 - 7.38 10 1.64 0.82 - 2.46 29.73 -0.09
14:50 53 56
-
West 23.3 26.8 7 6.56 exactly 6.6 7 6.56 5.74 - 7.38 14 1.64 0.82 - 2.46 29.68 -0.05
15:50 53 56
-
WNW 21.4 24.6 7 6.56 exactly 6.6 7 6.56 5.74 - 7.38 - - - 29.70 +0.01
16:50 51 56
-
NW 25.3 29.1 8 6.56 exactly 6.6 6 4.92 4.10 - 5.74 8 3.28 2.46 - 4.10 29.74 +0.06
18:50 49 55
-
WNW 29.2 33.6 6 7.22 exactly 7.2 6 6.56 5.74 - 7.38 16 1.64 0.82 - 2.46 29.83 +0.12

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
23:00 118 ft 2.92 ft 3.7 sec 4.2 sec 0.6 sec 2400 sec
07:00 118 ft 6.82 ft 6.3 sec 5.2 sec 0.6 sec 2400 sec
09:00 118 ft 6.17 ft 6.3 sec 5.1 sec 0.6 sec 2400 sec
10:00 118 ft 6.43 ft 6.7 sec 5.1 sec 0.6 sec 2400 sec
12:00 118 ft 7.05 ft 6.7 sec 5.1 sec 0.6 sec 2400 sec
17:00 118 ft 6.56 ft 7.7 sec 5.0 sec 0.6 sec 2400 sec