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

Conditions for Monday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 41° F
Wind direction (W Dir): SW (215 - 224 Degrees)
Wind Speed (W Spd): 1.9 kts (2.2 mph)
Wind Gust (W Spd): 1.9 kts (2.2 mph)
Dominant Wave Period (DWP): 10 sec
Dominant Wave Height (DWH): 5.58 ft
Dominant Wave Range (DWR): exactly 5.6 ft
Wind Wave Period (WWP): 4 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): 29.59 in
Pressure Tendency (PT): -0.04 in
Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly

Updated: 5:50 PM AKDT on March 30, 2015

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Current Wave Detail Observations

Water Depth: 673 ft
Wave Height: 5.51 ft
Spectral Peak Period: 10.0 sec
Average Wave Period: 6.9 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 6:00 PM AKDT on March 30, 2015

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 40 42
-
East 19.4 22.4 11 6.89 exactly 6.9 7 4.92 4.10 - 5.74 11 4.92 4.10 - 5.74 29.56 +0.04
21:50 40 42
-
ESE 17.5 20.1 10 6.89 exactly 6.9 7 3.28 2.46 - 4.10 10 6.56 5.74 - 7.38 29.58 +0.05
22:50 41 42
-
ESE 15.6 17.9 10 6.56 exactly 6.6 6 3.28 2.46 - 4.10 10 6.56 5.74 - 7.38 29.59 +0.05
23:50 41 42
-
SE 15.6 17.9 11 6.56 exactly 6.6 7 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.61 +0.05
00:50 41 42
-
ESE 15.6 17.9 11 6.89 exactly 6.9 7 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.62 +0.04
01:50 41 42
-
East 17.5 20.1 9 6.56 exactly 6.6 6 3.28 2.46 - 4.10 9 6.56 5.74 - 7.38 29.63 +0.04
02:50 41 42
-
East 13.6 15.7 13 6.23 exactly 6.2 6 3.28 2.46 - 4.10 13 4.92 4.10 - 5.74 29.64 +0.03
03:50 41 42
-
East 15.6 17.9 12 6.23 exactly 6.2 7 3.28 2.46 - 4.10 12 4.92 4.10 - 5.74 29.64 +0.02
04:50 39 42
-
East 11.7 13.4 9 6.56 exactly 6.6 4 3.28 2.46 - 4.10 9 6.56 5.74 - 7.38 29.65 +0.02
05:50 40 42
-
East 9.7 11.2 10 6.23 exactly 6.2 4 1.64 0.82 - 2.46 10 6.56 5.74 - 7.38 29.65 -
06:50 40 42
-
East 17.5 20.1 11 6.23 exactly 6.2 5 3.28 2.46 - 4.10 11 4.92 4.10 - 5.74 29.64 -
07:50 39 42
-
ESE 9.7 11.2 11 6.23 exactly 6.2 4 1.64 0.82 - 2.46 11 6.56 5.74 - 7.38 29.65 -
08:50 38 42
-
ESE 7.8 8.9 11 5.91 exactly 5.9 4 1.64 0.82 - 2.46 11 6.56 5.74 - 7.38 29.65 -
09:50 40 42
-
East 17.5 20.1 10 5.58 exactly 5.6 7 3.28 2.46 - 4.10 10 4.92 4.10 - 5.74 29.64 -
10:50 41 42
-
East 15.6 17.9 10 6.23 exactly 6.2 7 3.28 2.46 - 4.10 10 4.92 4.10 - 5.74 29.64 -0.01
11:50 41 42
-
East 15.6 17.9 10 5.58 exactly 5.6 6 3.28 2.46 - 4.10 10 4.92 4.10 - 5.74 29.64 -0.01
12:50 41 42
-
East 13.6 15.7 10 5.91 exactly 5.9 6 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.64 -
13:50 42 42
-
East 9.7 11.2 11 5.58 exactly 5.6 4 1.64 0.82 - 2.46 11 4.92 4.10 - 5.74 29.63 -
14:50 42 42
-
East 9.7 11.2 11 5.58 exactly 5.6 4 1.64 0.82 - 2.46 11 4.92 4.10 - 5.74 29.63 -0.01
15:50 42 43
-
East 9.7 11.2 11 5.58 exactly 5.6 5 1.64 0.82 - 2.46 11 4.92 4.10 - 5.74 29.62 -0.02
16:50 41 43
-
SE 7.8 8.9 10 5.25 exactly 5.2 3 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.61 -0.02
17:50 41 43
-
SW 1.9 2.2 10 5.58 exactly 5.6 4 1.64 0.82 - 2.46 10 4.92 4.10 - 5.74 29.59 -0.04

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 673 ft 8.01 ft 9.1 sec 7.2 sec 0.6 sec 2400 sec
21:00 673 ft 6.79 ft 10.8 sec 7.2 sec 0.6 sec 2400 sec
22:00 673 ft 6.96 ft 10.0 sec 7.4 sec 0.6 sec 2400 sec
23:00 673 ft 6.73 ft 10.0 sec 7.6 sec 0.6 sec 2400 sec
00:00 673 ft 6.59 ft 10.8 sec 7.8 sec 0.6 sec 2400 sec
01:00 673 ft 6.89 ft 10.8 sec 8.2 sec 0.6 sec 2400 sec
02:00 673 ft 6.53 ft 9.1 sec 7.3 sec 0.6 sec 2400 sec
03:00 673 ft 6.30 ft 12.9 sec 7.4 sec 0.6 sec 2400 sec
04:00 673 ft 6.17 ft 12.1 sec 6.9 sec 0.6 sec 2400 sec
06:00 673 ft 6.33 ft 10.0 sec 6.6 sec 0.6 sec 2400 sec
07:00 673 ft 6.20 ft 11.4 sec 6.6 sec 0.6 sec 2400 sec
08:00 673 ft 6.40 ft 11.4 sec 6.7 sec 0.6 sec 2400 sec
09:00 673 ft 6.04 ft 10.8 sec 7.4 sec 0.6 sec 2400 sec
10:00 673 ft 5.71 ft 10.0 sec 6.7 sec 0.6 sec 2400 sec
11:00 673 ft 6.33 ft 10.0 sec 7.5 sec 0.6 sec 2400 sec
13:00 673 ft 5.81 ft 10.0 sec 7.4 sec 0.6 sec 2400 sec
14:00 673 ft 5.74 ft 11.4 sec 8.1 sec 0.6 sec 2400 sec
15:00 673 ft 5.71 ft 10.8 sec 7.7 sec 0.6 sec 2400 sec
16:00 673 ft 5.45 ft 11.4 sec 7.2 sec 0.6 sec 2400 sec
17:00 673 ft 5.12 ft 10.0 sec 6.9 sec 0.6 sec 2400 sec
18:00 673 ft 5.51 ft 10.0 sec 6.9 sec 0.6 sec 2400 sec