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

Conditions for Sunday

Daily
Weekly
Monthly
Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 58° F
Wind direction (W Dir): SSW (195 - 204 Degrees)
Wind Speed (W Spd): 5.8 kts (6.7 mph)
Wind Gust (W Spd): 5.8 kts (6.7 mph)
Dominant Wave Period (DWP): 7 sec
Dominant Wave Height (DWH): 2.62 ft
Dominant Wave Range (DWR): exactly 2.6 ft
Wave Swell Period (WSP): 7 sec
Wave Swell Height (WSH): 3.28 ft
Wave Swell Range (WSR): 2.46 - 4.10 ft
Atmospheric Pressure (AP): 30.23 in
Pressure Tendency (PT): -0.01 in
Decreasing, then steady; or decreasing, then decreasing more slowly

Updated: 10:50 PM AKDT on July 23, 2017

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Current Wave Detail Observations

Water Depth: 722 ft
Wave Height: 2.76 ft
Spectral Peak Period: 7.1 sec
Average Wave Period: 6.5 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 11:00 PM AKDT on July 23, 2017

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 59 59
-
South 3.9 4.5 8 3.94 exactly 3.9 3 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 29.98 +0.05
21:50 59 59
-
SSE 5.8 6.7 7 3.94 exactly 3.9 4 1.64 0.82 - 2.46 7 3.28 2.46 - 4.10 29.99 +0.05
22:50 58 59
-
SSE 7.8 8.9 9 3.94 exactly 3.9 4 1.64 0.82 - 2.46 9 3.28 2.46 - 4.10 30.02 +0.06
23:50 58 58
-
SSE 11.7 13.4 9 3.28 exactly 3.3 5 1.64 0.82 - 2.46 9 3.28 2.46 - 4.10 30.04 +0.05
00:50 58 58
-
SSE 11.7 13.4 9 2.95 exactly 3.0 5 1.64 0.82 - 2.46 9 3.28 2.46 - 4.10 30.06 +0.07
02:50 58 58
-
ESE 15.6 17.9 8 2.95 exactly 3.0 5 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.11 +0.07
03:50 58 58
-
SE 11.7 13.4 8 2.95 exactly 3.0 5 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.13 +0.07
04:50 58 58
-
SE 13.6 15.7 8 2.95 exactly 3.0 5 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.15 +0.06
05:50 57 58
-
SE 11.7 13.4 8 2.95 exactly 3.0 4 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.17 +0.06
06:50 57 58
-
SE 11.7 13.4 8 2.95 exactly 3.0 4 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.19 +0.06
07:50 57 58
-
SE 9.7 11.2 8 2.95 exactly 3.0 4 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.21 +0.06
08:50 56 57
-
SE 11.7 13.4 8 3.28 exactly 3.3 4 1.64 0.82 - 2.46 8 3.28 2.46 - 4.10 30.22 +0.05
09:50 57 58
-
South 5.8 6.7 8 2.95 exactly 3.0 - - - 8 3.28 2.46 - 4.10 30.23 +0.04
10:50 57 58
-
South 3.9 4.5 7 3.61 exactly 3.6 - - - 7 3.28 2.46 - 4.10 30.24 +0.03
11:50 57 57
-
SSW 5.8 6.7 9 3.28 exactly 3.3 3 1.64 0.82 - 2.46 9 3.28 2.46 - 4.10 30.25 +0.03
12:50 57 58
-
SSW 5.8 6.7 8 3.28 exactly 3.3 - - - 8 3.28 2.46 - 4.10 30.25 +0.02
13:50 57 59
-
SW 3.9 4.5 9 2.95 exactly 3.0 - - - 9 3.28 2.46 - 4.10 30.26 +0.02
14:50 57 58
-
South 1.9 2.2 9 2.62 exactly 2.6 - - - 9 3.28 2.46 - 4.10 30.25 +0.01
15:50 57 57
-
South 5.8 6.7 8 2.62 exactly 2.6 - - - 8 1.64 0.82 - 2.46 30.25 -
16:50 57 58
-
South 3.9 4.5 8 2.30 exactly 2.3 - - - 8 1.64 0.82 - 2.46 30.25 -0.01
17:50 57 58
-
South 3.9 4.5 8 2.30 exactly 2.3 - - - 8 1.64 0.82 - 2.46 30.25 -0.01
18:50 57 58
-
SSW 3.9 4.5 8 2.30 exactly 2.3 - - - 8 1.64 0.82 - 2.46 30.25 -
19:50 57 58
-
South 3.9 4.5 8 2.62 exactly 2.6 - - - 8 3.28 2.46 - 4.10 30.24 -0.01
20:50 57 57
-
SW 5.8 6.7 8 2.62 exactly 2.6 - - - 8 3.28 2.46 - 4.10 30.23 -0.02
21:50 57 57
-
SW 5.8 6.7 7 2.62 exactly 2.6 - - - 7 3.28 2.46 - 4.10 30.23 -0.02
22:50 58 58
-
SSW 5.8 6.7 7 2.62 exactly 2.6 - - - 7 3.28 2.46 - 4.10 30.23 -0.01

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 722 ft 4.53 ft 8.3 sec 7.1 sec 0.6 sec 2400 sec
22:00 722 ft 3.81 ft 7.1 sec 6.2 sec 0.6 sec 2400 sec
23:00 722 ft 3.97 ft 9.1 sec 6.4 sec 0.6 sec 2400 sec
00:00 722 ft 3.41 ft 9.1 sec 6.1 sec 0.6 sec 2400 sec
02:00 722 ft 2.99 ft 9.1 sec 6.5 sec 0.6 sec 2400 sec
04:00 722 ft 3.08 ft 8.3 sec 5.3 sec 0.6 sec 2400 sec
05:00 722 ft 3.02 ft 8.3 sec 5.7 sec 0.6 sec 2400 sec
06:00 722 ft 2.85 ft 8.3 sec 5.9 sec 0.6 sec 2400 sec
07:00 722 ft 2.92 ft 8.3 sec 5.8 sec 0.6 sec 2400 sec
09:00 722 ft 3.15 ft 7.7 sec 5.5 sec 0.6 sec 2400 sec
10:00 722 ft 2.99 ft 7.7 sec 6.0 sec 0.6 sec 2400 sec
11:00 722 ft 3.61 ft 7.1 sec 6.4 sec 0.6 sec 2400 sec
12:00 722 ft 3.22 ft 9.1 sec 6.0 sec 0.6 sec 2400 sec
14:00 722 ft 3.08 ft 9.1 sec 6.4 sec 0.6 sec 2400 sec
17:00 722 ft 2.43 ft 8.3 sec 6.7 sec 0.6 sec 2400 sec
18:00 722 ft 2.30 ft 8.3 sec 6.9 sec 0.6 sec 2400 sec
19:00 722 ft 2.26 ft 8.3 sec 7.0 sec 0.6 sec 2400 sec
21:00 722 ft 2.66 ft 7.7 sec 6.4 sec 0.6 sec 2400 sec
22:00 722 ft 2.76 ft 7.1 sec 6.2 sec 0.6 sec 2400 sec
23:00 722 ft 2.76 ft 7.1 sec 6.5 sec 0.6 sec 2400 sec