ST GEORGES 8NM NW of Crescent City, CA (46027)

Conditions for Saturday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 53° F
Wind direction (W Dir): North (355 - 4 Degrees)
Wind Speed (W Spd): 21.4 kts (24.6 mph)
Wind Gust (W Spd): 25.3 kts (29.1 mph)
Dominant Wave Period (DWP): 9 sec
Dominant Wave Height (DWH): 9.51 ft
Dominant Wave Range (DWR): exactly 9.5 ft
Wind Wave Period (WWP): 6 sec
Wind Wave Height (WWH): 8.20 ft
Wind Wave Range (WWR): 7.38 - 9.02 ft
Wave Swell Period (WSP): 9 sec
Wave Swell Height (WSH): 4.92 ft
Wave Swell Range (WSR): 4.10 - 5.74 ft
Atmospheric Pressure (AP): 29.78 in
Pressure Tendency (PT): -0.03 in
Decreasing, then steady; or decreasing, then decreasing more slowly

Updated: 3:50 AM PDT on July 30, 2016

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Current Wave Detail Observations

Water Depth: 151 ft
Wave Height: 9.58 ft
Spectral Peak Period: 9.1 sec
Average Wave Period: 6.5 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 4:00 AM PDT on July 30, 2016

General Information

Location: 41.852 North -124.382 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D68
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 53 50
-
North 15.6 17.9 8 8.86 exactly 8.9 6 6.56 5.74 - 7.38 8 6.56 5.74 - 7.38 29.79 -
21:50 53 50
-
North 15.6 17.9 8 9.84 exactly 9.8 7 6.56 5.74 - 7.38 8 8.20 7.38 - 9.02 29.81 +0.03
22:50 53 50
-
North 15.6 17.9 9 9.51 exactly 9.5 6 4.92 4.10 - 5.74 9 8.20 7.38 - 9.02 29.81 +0.03
00:50 53 51
-
North 19.4 22.4 8 8.86 exactly 8.9 8 8.20 7.38 - 9.02 16 3.28 2.46 - 4.10 29.81 -
01:50 54 51
-
North 21.4 24.6 9 9.19 exactly 9.2 6 6.56 5.74 - 7.38 9 6.56 5.74 - 7.38 29.80 -0.01
02:50 54 51
-
North 21.4 24.6 9 10.17 exactly 10.2 9 9.84 9.02 - 10.66 14 1.64 0.82 - 2.46 29.79 -0.03
03:50 53 51
-
North 21.4 24.6 9 9.51 exactly 9.5 6 8.20 7.38 - 9.02 9 4.92 4.10 - 5.74 29.78 -0.03

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 151 ft 9.19 ft 8.3 sec 6.7 sec 0.6 sec 2400 sec
21:00 151 ft 8.79 ft 8.3 sec 6.5 sec 0.6 sec 2400 sec
22:00 151 ft 9.74 ft 8.3 sec 6.8 sec 0.6 sec 2400 sec
23:00 151 ft 9.51 ft 9.1 sec 6.7 sec 0.6 sec 2400 sec
00:00 151 ft 7.97 ft 8.3 sec 6.4 sec 0.6 sec 2400 sec
01:00 151 ft 9.02 ft 8.3 sec 6.6 sec 0.6 sec 2400 sec
02:00 151 ft 9.35 ft 9.1 sec 6.8 sec 0.6 sec 2400 sec
03:00 151 ft 10.04 ft 9.1 sec 6.8 sec 0.6 sec 2400 sec
04:00 151 ft 9.58 ft 9.1 sec 6.5 sec 0.6 sec 2400 sec