LONG ISLAND NM South of Islip, NY (44025)

Conditions for Sunday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 79° F
Wind direction (W Dir): WNW (285 - 294 Degrees)
Wind Speed (W Spd): 11.7 kts (13.4 mph)
Wind Gust (W Spd): 13.6 kts (15.7 mph)
Dominant Wave Period (DWP): 6 sec
Dominant Wave Height (DWH): 2.30 ft
Dominant Wave Range (DWR): exactly 2.3 ft
Wind Wave Period (WWP): 5 sec
Wind Wave Height (WWH): 1.64 ft
Wind Wave Range (WWR): 0.82 - 2.46 ft
Wave Swell Period (WSP): 6 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): +0.05 in
Decreasing or steady, then increasing; or increasing, then increasing more rapidly

Updated: 8:50 AM EDT on July 21, 2019

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Current Wave Detail Observations

Water Depth: 118 ft
Wave Height: 2.46 ft
Spectral Peak Period: 5.9 sec
Average Wave Period: 4.6 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 8:00 AM EDT on July 21, 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)
20:50 79 76
-
SW 11.7 13.4 7 2.62 exactly 2.6 3 1.64 0.82 - 2.46 7 1.64 0.82 - 2.46 29.82 +0.03
21:50 79 76
-
SW 11.7 13.4 6 2.62 exactly 2.6 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.81 +0.01
22:50 78 76
-
SW 11.7 13.4 6 2.95 exactly 3.0 4 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.81 -
00:50 78 76
-
SW 9.7 11.2 5 2.95 exactly 3.0 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.80 -0.01
01:50 78 76
-
WSW 9.7 11.2 5 2.62 exactly 2.6 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.80 -0.01
02:50 78 76
-
WSW 9.7 11.2 9 2.30 exactly 2.3 5 1.64 0.82 - 2.46 9 1.64 0.82 - 2.46 29.78 -0.02
03:50 78 76
-
WSW 9.7 11.2 6 2.30 exactly 2.3 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.78 -0.02
04:50 77 76
-
WSW 9.7 11.2 6 2.30 exactly 2.3 4 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.78 -0.01
05:50 77 76
-
WSW 7.8 8.9 7 2.30 exactly 2.3 4 1.64 0.82 - 2.46 7 1.64 0.82 - 2.46 29.78 -
06:50 77 76
-
WSW 7.8 8.9 6 2.30 exactly 2.3 4 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.78 -
08:50 79 76
-
WNW 11.7 13.4 6 2.30 exactly 2.3 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.83 +0.05

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
00:00 118 ft 2.95 ft 6.3 sec 4.2 sec 0.6 sec 2400 sec
01:00 118 ft 2.79 ft 4.5 sec 4.3 sec 0.6 sec 2400 sec
03:00 118 ft 2.40 ft 9.1 sec 4.4 sec 0.6 sec 2400 sec
05:00 118 ft 2.33 ft 5.6 sec 4.4 sec 0.6 sec 2400 sec
06:00 118 ft 2.20 ft 6.7 sec 4.4 sec 0.6 sec 2400 sec
07:00 118 ft 2.40 ft 5.9 sec 4.5 sec 0.6 sec 2400 sec
08:00 118 ft 2.46 ft 5.9 sec 4.6 sec 0.6 sec 2400 sec