Seal Rocks Between Montague and Hinchinbrook Islands, AK (46061)

Conditions for Thursday

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Weekly
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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 38° F
Wind direction (W Dir): North (355 - 4 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): 10 sec
Dominant Wave Height (DWH): 4.59 ft
Dominant Wave Range (DWR): exactly 4.6 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): 10 sec
Wave Swell Height (WSH): 4.92 ft
Wave Swell Range (WSR): 4.10 - 5.74 ft
Atmospheric Pressure (AP): 29.32 in

Updated: 6:50 AM AKST on January 18, 2018

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Current Wave Detail Observations

Water Depth: 722 ft
Wave Height: 4.40 ft
Spectral Peak Period: 9.1 sec
Average Wave Period: 7.5 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 6:00 AM AKST on January 18, 2018

General Information

Location: 60.227 North -146.834 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D47
Payload: ARES payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake

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 39 42
-
NNW 5.8 6.7 11 7.87 exactly 7.9 4 1.64 0.82 - 2.46 11 8.20 7.38 - 9.02 29.39 -0.05
21:50 39 42
-
NW 9.7 11.2 11 7.55 exactly 7.5 5 1.64 0.82 - 2.46 11 6.56 5.74 - 7.38 29.37 -0.04
22:50 39 42
-
NNW 9.7 11.2 8 6.23 exactly 6.2 4 1.64 0.82 - 2.46 8 6.56 5.74 - 7.38 29.37 -0.04
23:50 39 42
-
NNW 11.7 13.4 10 7.22 exactly 7.2 5 1.64 0.82 - 2.46 10 6.56 5.74 - 7.38 29.35 -0.03
00:50 39 42
-
NNW 11.7 13.4 11 5.58 exactly 5.6 6 1.64 0.82 - 2.46 11 4.92 4.10 - 5.74 29.34 -0.04
01:50 39 42
-
NNW 7.8 8.9 9 5.25 exactly 5.2 3 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 29.33 -0.04
02:50 38 42
-
North 11.7 13.4 10 4.59 exactly 4.6 5 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.32 -0.03
03:50 39 42
-
North 9.7 11.2 10 4.27 exactly 4.3 5 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.32 -0.02
04:50 39 42
-
NNW 9.7 11.2 10 4.59 exactly 4.6 4 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.31 -0.02
05:50 38 42
-
North 11.7 13.4 9 4.27 exactly 4.3 5 1.64 0.82 - 2.46 9 4.92 4.10 - 5.74 29.31 -0.01
06:50 38 42
-
North 11.7 13.4 10 4.59 exactly 4.6 5 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.32 -

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 722 ft 9.15 ft 10.8 sec 7.8 sec 0.6 sec 2400 sec
21:00 722 ft 7.71 ft 10.8 sec 7.1 sec 0.6 sec 2400 sec
22:00 722 ft 7.64 ft 10.8 sec 7.2 sec 0.6 sec 2400 sec
23:00 722 ft 6.30 ft 8.3 sec 6.9 sec 0.6 sec 2400 sec
00:00 722 ft 7.05 ft 10.0 sec 7.4 sec 0.6 sec 2400 sec
01:00 722 ft 5.51 ft 11.4 sec 7.2 sec 0.6 sec 2400 sec
04:00 722 ft 4.33 ft 10.0 sec 7.0 sec 0.6 sec 2400 sec
06:00 722 ft 4.40 ft 9.1 sec 7.5 sec 0.6 sec 2400 sec