Seal Rocks 55NM South of Valdez, AK (46061)

Conditions for Wednesday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 40° F
Wind direction (W Dir): ESE (105 - 114 Degrees)
Wind Speed (W Spd): 17.5 kts (20.1 mph)
Wind Gust (W Spd): 25.3 kts (29.1 mph)
Dominant Wave Period (DWP): 11 sec
Dominant Wave Height (DWH): 5.58 ft
Dominant Wave Range (DWR): exactly 5.6 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): 11 sec
Wave Swell Height (WSH): 4.92 ft
Wave Swell Range (WSR): 4.10 - 5.74 ft
Atmospheric Pressure (AP): 29.59 in
Pressure Tendency (PT): +0.05 in
Increasing, then steady; or increasing, then increasing more slowly

Updated: 11:50 AM AKST on December 17, 2014

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Current Wave Detail Observations

Water Depth: 673 ft
Wave Height: 6.69 ft
Spectral Peak Period: 11.4 sec
Average Wave Period: 6.4 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 11:00 AM AKST on December 17, 2014

General Information

Location: 60.233 North -146.834 West
Buoy Type: 6-meter NOMAD buoy
Buoy Hull: 6N18
Payload: ARES 4.4 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 43 46
-
SE 15.6 17.9 11 7.22 exactly 7.2 6 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.35 +0.09
21:50 44 46
-
SE 19.4 22.4 12 7.87 exactly 7.9 6 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.37 +0.08
22:50 43 46
-
SE 17.5 20.1 13 6.56 exactly 6.6 6 3.28 2.46 - 4.10 13 4.92 4.10 - 5.74 29.40 +0.08
23:50 43 46
-
SE 23.3 26.8 12 7.22 exactly 7.2 7 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.42 +0.07
00:50 42 46
-
SE 17.5 20.1 13 6.89 exactly 6.9 7 4.92 4.10 - 5.74 13 4.92 4.10 - 5.74 29.44 +0.08
01:50 42 46
-
ESE 21.4 24.6 11 7.87 exactly 7.9 7 4.92 4.10 - 5.74 11 6.56 5.74 - 7.38 29.46 +0.06
02:50 41 46
-
SE 19.4 22.4 11 7.55 exactly 7.5 7 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.48 +0.06
03:50 42 46
-
SE 17.5 20.1 11 7.55 exactly 7.5 6 4.92 4.10 - 5.74 11 6.56 5.74 - 7.38 29.49 +0.04
04:50 42 47
-
ESE 19.4 22.4 11 7.87 exactly 7.9 8 4.92 4.10 - 5.74 11 4.92 4.10 - 5.74 29.50 +0.04
05:50 42 47
-
ESE 19.4 22.4 10 7.55 exactly 7.5 7 4.92 4.10 - 5.74 10 6.56 5.74 - 7.38 29.50 +0.03
06:50 41 46
-
East 17.5 20.1 12 7.22 exactly 7.2 6 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.52 +0.03
07:50 40 46
-
East 21.4 24.6 11 6.56 exactly 6.6 8 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.52 +0.02
08:50 40 46
-
East 19.4 22.4 11 6.23 exactly 6.2 6 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.54 +0.03
09:50 44 46
-
SE 21.4 24.6 11 6.23 exactly 6.2 7 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.56 +0.04
10:50 43 46
-
ESE 21.4 24.6 11 6.56 exactly 6.6 6 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.57 +0.05
11:50 40 46
-
ESE 17.5 20.1 11 5.58 exactly 5.6 6 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.59 +0.05

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 673 ft 8.30 ft 12.9 sec 8.0 sec 0.6 sec 2400 sec
21:00 673 ft 7.05 ft 11.4 sec 7.7 sec 0.6 sec 2400 sec
22:00 673 ft 7.81 ft 12.1 sec 7.9 sec 0.6 sec 2400 sec
23:00 673 ft 6.56 ft 12.9 sec 6.9 sec 0.6 sec 2400 sec
00:00 673 ft 7.09 ft 12.1 sec 7.4 sec 0.6 sec 2400 sec
01:00 673 ft 6.82 ft 12.9 sec 6.9 sec 0.6 sec 2400 sec
02:00 673 ft 7.74 ft 11.4 sec 7.3 sec 0.6 sec 2400 sec
03:00 673 ft 7.41 ft 10.8 sec 7.5 sec 0.6 sec 2400 sec
05:00 673 ft 7.81 ft 11.4 sec 7.0 sec 0.6 sec 2400 sec
06:00 673 ft 7.51 ft 10.0 sec 7.0 sec 0.6 sec 2400 sec
07:00 673 ft 7.09 ft 12.1 sec 7.6 sec 0.6 sec 2400 sec
08:00 673 ft 6.50 ft 11.4 sec 7.2 sec 0.6 sec 2400 sec
09:00 673 ft 6.30 ft 11.4 sec 6.8 sec 0.6 sec 2400 sec
11:00 673 ft 6.69 ft 11.4 sec 6.4 sec 0.6 sec 2400 sec