Fairweather Ground 105NM West of Juneau, AK (46083)

Conditions for Sunday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 56° F
Wind direction (W Dir): WSW (245 - 254 Degrees)
Wind Speed (W Spd): 5.8 kts (6.7 mph)
Wind Gust (W Spd): 7.8 kts (8.9 mph)
Dominant Wave Period (DWP): 11 sec
Dominant Wave Height (DWH): 5.91 ft
Dominant Wave Range (DWR): exactly 5.9 ft
Wind Wave Period (WWP): 3 sec
Wind Wave Height (WWH): 1.64 ft
Wind Wave Range (WWR): 0.82 - 2.46 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): 29.65 in
Pressure Tendency (PT): -0.03 in
Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly

Updated: 6:50 PM AKDT on September 15, 2019

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Current Wave Detail Observations

Water Depth: 446 ft
Wave Height: 5.81 ft
Spectral Peak Period: 10.8 sec
Average Wave Period: 7.9 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 7:00 PM AKDT on September 15, 2019

General Information

Location: 58.3 North -137.997 West
Buoy Type: 3-meter foam buoy
Buoy Hull: 6N31
Payload: AMPS 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)
21:50 57 57
-
NW 15.6 17.9 13 7.87 exactly 7.9 5 1.64 0.82 - 2.46 13 8.20 7.38 - 9.02 29.78 +0.02
22:50 57 57
-
NW 15.6 17.9 12 7.87 exactly 7.9 4 3.28 2.46 - 4.10 12 8.20 7.38 - 9.02 29.78 +0.01
23:50 57 57
-
NW 15.6 17.9 11 7.55 exactly 7.5 4 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.77 -0.01
00:50 57 57
-
NW 17.5 20.1 12 7.87 exactly 7.9 4 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.78 -0.01
01:50 57 57
-
NW 17.5 20.1 12 8.53 exactly 8.5 4 3.28 2.46 - 4.10 12 8.20 7.38 - 9.02 29.78 -
02:50 57 57
-
NW 19.4 22.4 11 8.20 exactly 8.2 5 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.78 -
03:50 57 57
-
NW 17.5 20.1 11 8.53 exactly 8.5 5 3.28 2.46 - 4.10 11 8.20 7.38 - 9.02 29.78 -
04:50 57 57
-
NW 17.5 20.1 12 8.53 exactly 8.5 5 4.92 4.10 - 5.74 12 6.56 5.74 - 7.38 29.78 -
07:50 56 57
-
NW 15.6 17.9 11 7.87 exactly 7.9 5 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.76 -0.02
08:50 56 57
-
NW 15.6 17.9 12 8.53 exactly 8.5 6 3.28 2.46 - 4.10 12 8.20 7.38 - 9.02 29.76 -0.01
11:50 57 57
-
NW 11.7 13.4 12 7.55 exactly 7.5 5 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.76 -
12:50 57 57
-
NNW 9.7 11.2 12 6.56 exactly 6.6 4 1.64 0.82 - 2.46 12 6.56 5.74 - 7.38 29.74 -0.01
13:50 57 57
-
NW 7.8 8.9 11 6.89 exactly 6.9 4 1.64 0.82 - 2.46 11 6.56 5.74 - 7.38 29.73 -0.04
14:50 56 57
-
NNW 7.8 8.9 11 6.89 exactly 6.9 4 1.64 0.82 - 2.46 11 6.56 5.74 - 7.38 29.70 -0.06
18:50 56 57
-
WSW 5.8 6.7 11 5.91 exactly 5.9 3 1.64 0.82 - 2.46 11 4.92 4.10 - 5.74 29.65 -0.03

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
21:00 446 ft 7.91 ft 12.9 sec 8.7 sec 0.6 sec 2400 sec
22:00 446 ft 7.94 ft 12.9 sec 8.6 sec 0.6 sec 2400 sec
01:00 446 ft 7.94 ft 12.1 sec 7.7 sec 0.6 sec 2400 sec
02:00 446 ft 8.40 ft 12.1 sec 7.6 sec 0.6 sec 2400 sec
06:00 446 ft 7.84 ft 11.4 sec 6.9 sec 0.6 sec 2400 sec
09:00 446 ft 8.69 ft 12.1 sec 7.7 sec 0.6 sec 2400 sec
12:00 446 ft 7.61 ft 12.1 sec 7.5 sec 0.6 sec 2400 sec
13:00 446 ft 6.73 ft 12.1 sec 7.2 sec 0.6 sec 2400 sec
18:00 446 ft 6.17 ft 11.4 sec 7.8 sec 0.6 sec 2400 sec
19:00 446 ft 5.81 ft 10.8 sec 7.9 sec 0.6 sec 2400 sec