COL RIVER BAR 20NM West of Columbia River Mouth (46029)

Conditions for Thursday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 52° F
Wind direction (W Dir): SSW (205 - 214 Degrees)
Wind Speed (W Spd): 23.3 kts (26.8 mph)
Wind Gust (W Spd): 29.2 kts (33.6 mph)
Dominant Wave Period (DWP): 9 sec
Dominant Wave Height (DWH): 15.75 ft
Dominant Wave Range (DWR): exactly 15.7 ft
Wind Wave Period (WWP): 6 sec
Wind Wave Height (WWH): 11.48 ft
Wind Wave Range (WWR): 10.66 - 12.30 ft
Wave Swell Period (WSP): 9 sec
Wave Swell Height (WSH): 9.84 ft
Wave Swell Range (WSR): 9.02 - 10.66 ft
Atmospheric Pressure (AP): 29.66 in
Pressure Tendency (PT): -0.01 in
Decreasing, then increasing

Updated: 5:50 PM PST on December 18, 2014

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Current Wave Detail Observations

Water Depth: 476 ft
Wave Height: 15.58 ft
Spectral Peak Period: 9.1 sec
Average Wave Period: 7.3 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 6:00 PM PST on December 18, 2014

General Information

Location: 46.159 North -124.514 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D86
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 51 55
-
SW 5.8 6.7 14 9.51 exactly 9.5 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.90 +0.03
21:50 51 55
-
SW 9.7 11.2 14 9.51 exactly 9.5 5 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.90 +0.03
22:50 51 55
-
West 5.8 6.7 14 9.19 exactly 9.2 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.91 +0.02
23:50 51 55
-
WSW 3.9 4.5 13 9.19 exactly 9.2 3 1.64 0.82 - 2.46 13 9.84 9.02 - 10.66 29.91 +0.01
00:50 51 55
-
South 3.9 4.5 14 10.50 exactly 10.5 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.90 -
01:50 51 55
-
SE 7.8 8.9 14 10.50 exactly 10.5 4 1.64 0.82 - 2.46 14 9.84 9.02 - 10.66 29.90 -0.01
02:50 52 55
-
South 9.7 11.2 13 9.84 exactly 9.8 4 1.64 0.82 - 2.46 13 9.84 9.02 - 10.66 29.91 -
03:50 53 55
-
South 13.6 15.7 12 10.50 exactly 10.5 4 3.28 2.46 - 4.10 12 9.84 9.02 - 10.66 29.89 -0.01
04:50 53 54
-
SSE 19.4 22.4 11 9.51 exactly 9.5 5 3.28 2.46 - 4.10 11 9.84 9.02 - 10.66 29.86 -0.04
05:50 51 54
-
SSE 17.5 20.1 14 9.51 exactly 9.5 4 3.28 2.46 - 4.10 14 8.20 7.38 - 9.02 29.86 -0.05
06:50 53 54
-
SSE 19.4 22.4 12 8.86 exactly 8.9 6 3.28 2.46 - 4.10 12 8.20 7.38 - 9.02 29.85 -0.04
07:50 53 54
-
SSE 19.4 22.4 11 8.20 exactly 8.2 6 3.28 2.46 - 4.10 11 6.56 5.74 - 7.38 29.83 -0.04
08:50 53 54
-
SSE 21.4 24.6 12 7.55 exactly 7.5 5 3.28 2.46 - 4.10 12 6.56 5.74 - 7.38 29.81 -0.06
09:50 52 54
-
SSE 23.3 26.8 14 8.53 exactly 8.5 5 4.92 4.10 - 5.74 14 6.56 5.74 - 7.38 29.79 -0.06
10:50 54 54
-
SSE 27.2 31.3 13 8.20 exactly 8.2 5 6.56 5.74 - 7.38 13 6.56 5.74 - 7.38 29.76 -0.06
11:50 54 54
-
South 25.3 29.1 14 9.51 exactly 9.5 6 8.20 7.38 - 9.02 14 6.56 5.74 - 7.38 29.75 -0.06
12:50 55 54
-
South 25.3 29.1 13 10.50 exactly 10.5 7 8.20 7.38 - 9.02 13 6.56 5.74 - 7.38 29.73 -0.06
13:50 55 54
-
South 27.2 31.3 13 10.50 exactly 10.5 6 8.20 7.38 - 9.02 13 4.92 4.10 - 5.74 29.70 -0.06
14:50 54 54
-
South 31.1 35.8 8 11.81 exactly 11.8 8 11.48 10.66 - 12.30 14 4.92 4.10 - 5.74 29.67 -0.07
15:50 53 54
-
South 31.1 35.8 8 13.12 exactly 13.1 8 11.48 10.66 - 12.30 12 4.92 4.10 - 5.74 29.66 -0.07
16:50 54 54
-
South 31.1 35.8 8 14.11 exactly 14.1 8 11.48 10.66 - 12.30 10 6.56 5.74 - 7.38 29.64 -0.06
17:50 52 54
-
SSW 23.3 26.8 9 15.75 exactly 15.7 6 11.48 10.66 - 12.30 9 9.84 9.02 - 10.66 29.66 -0.01

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 476 ft 9.65 ft 13.8 sec 9.8 sec 0.6 sec 2400 sec
21:00 476 ft 9.45 ft 13.8 sec 9.8 sec 0.6 sec 2400 sec
22:00 476 ft 9.51 ft 13.8 sec 9.6 sec 0.6 sec 2400 sec
23:00 476 ft 9.25 ft 13.8 sec 9.4 sec 0.6 sec 2400 sec
00:00 476 ft 9.19 ft 12.9 sec 9.2 sec 0.6 sec 2400 sec
01:00 476 ft 10.47 ft 13.8 sec 9.7 sec 0.6 sec 2400 sec
02:00 476 ft 10.37 ft 13.8 sec 9.8 sec 0.6 sec 2400 sec
03:00 476 ft 9.74 ft 12.9 sec 9.4 sec 0.6 sec 2400 sec
04:00 476 ft 10.47 ft 12.1 sec 9.2 sec 0.6 sec 2400 sec
05:00 476 ft 9.68 ft 11.4 sec 7.9 sec 0.6 sec 2400 sec
07:00 476 ft 8.69 ft 12.1 sec 7.0 sec 0.6 sec 2400 sec
08:00 476 ft 8.07 ft 10.8 sec 6.9 sec 0.6 sec 2400 sec
10:00 476 ft 8.46 ft 13.8 sec 6.2 sec 0.6 sec 2400 sec
11:00 476 ft 8.33 ft 12.9 sec 5.7 sec 0.6 sec 2400 sec
12:00 476 ft 9.65 ft 13.8 sec 5.9 sec 0.6 sec 2400 sec
13:00 476 ft 10.37 ft 12.9 sec 6.2 sec 0.6 sec 2400 sec
14:00 476 ft 10.47 ft 12.9 sec 6.1 sec 0.6 sec 2400 sec
15:00 476 ft 11.98 ft 7.7 sec 6.4 sec 0.6 sec 2400 sec
16:00 476 ft 12.99 ft 8.3 sec 6.4 sec 0.6 sec 2400 sec
17:00 476 ft 14.01 ft 8.3 sec 6.9 sec 0.6 sec 2400 sec
18:00 476 ft 15.58 ft 9.1 sec 7.3 sec 0.6 sec 2400 sec