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Buoy 139 Umpqua Offshore
Longitude = 124.54W Latitude = 43.77N
FAQs

 

Frequency Analysis - Current Hour
(Swell height in each period/frequency band)
Measurement Date/Time (GMT)10/21
12:57:00
 Wait ...
 Historical Surf Height...Time Lapse Spectral Density... Primary Swell Profile
      

 

Current Swell & Surf Analysis
Buoy 139
12:57:00 (GMT) on 10/21
Sea Height:12.9 ft
Primary Swell Height:8.7 ft
Primary Swell Period: 14.7 secs
Primary Swell Direction:281 degrees
Surf Height:10.2-12.8 ft

 

24 Hour Observation

Date
(Month - Day)
Time
(GMT)
Combined Sea Height
[>5 secs]
(ft)
Primary Swell Secondary Swell Tertiary Swell Estimated Surf Height (ft)Primary Swell Period
(secs)
Height
(ft)
Period
(secs)
Diection
(deg)
Height
(ft)
Period
(secs)
Direction
(deg)
Height
(ft)
Period
(secs)
Direction
(deg)
10/2112:57:0012.9 8.7 14.7 2818.2 11.6 280 3.0 18.9 273 10.2 -12.8 14.7
10/2111:57:0014.1 10.7 14.5 2796.3 10.5 273 3.2 18.8 272 12.4 -15.5 14.5
10/2111:11:0013.4 9.4 14.7 2788.1 11.7 276 3.5 18.5 268 11.1 -13.9 14.7
10/2109:59:0015.5 12.8 14.8 2795.4 18.6 275 5.9 10.5 273 15.2 -19.0 14.8
10/2108:57:0015.1 11.8 14.2 2837.5 10.4 276 4.2 18.3 276 13.4 -16.8 14.2
10/2107:57:0016.3 12.6 14.8 2819.6 11.7 277 4.4 18.7 277 14.9 -18.6 14.8
10/2106:57:0016.8 13.9 14.7 2764.8 18.5 274 6.5 10.6 277 16.4 -20.5 14.7
10/2105:57:0015.9 12.1 14.8 2769.1 11.6 276 5.4 18.7 268 14.3 -17.9 14.8
10/2105:10:0018.0 14.7 14.8 27710.7 11.8 273 6.2 18.5 276 17.5 -21.9 14.8
10/2103:57:0015.9 12.6 14.8 2786.0 18.4 275 7.2 10.5 266 15.0 -18.7 14.8
10/2102:58:0015.2 11.8 14.8 2765.7 18.3 273 8.8 11.7 273 14.0 -17.5 14.8
10/2101:57:0014.2 11.6 14.9 2796.2 18.5 271 7.6 11.9 272 13.9 -17.4 14.9
10/2100:58:0013.2 10.2 15.8 2787.5 12.6 275 3.2 20.5 280 12.9 -16.1 15.8
10/2023:57:0012.6 8.6 15.1 2755.3 18.5 272 7.9 11.5 271 10.4 -13.0 15.1
10/2023:09:0012.4 8.8 15.0 2815.1 19.0 277 7.5 11.7 269 10.5 -13.2 15.0
10/2021:58:0012.0 8.6 15.3 2815.7 18.8 276 6.5 11.7 263 10.5 -13.1 15.3
10/2020:57:0013.3 9.8 15.9 2848.1 12.5 275 4.0 20.3 282 12.5 -15.6 15.9
10/2019:59:0013.3 9.8 16.0 2797.5 12.5 278 4.1 20.5 283 12.5 -15.7 16.0
10/2018:57:0015.3 11.5 15.9 2808.4 12.5 274 4.4 20.2 274 14.6 -18.2 15.9
10/2017:59:0013.9 9.3 15.7 2818.7 12.6 274 3.6 20.3 283 11.7 -14.6 15.7
10/2016:57:0015.4 11.3 15.0 2835.9 18.6 281 8.7 11.7 276 13.6 -17.0 15.0
10/2015:57:0013.7 9.2 15.0 2825.3 18.6 280 8.3 11.7 279 11.1 -13.8 15.0
10/2014:57:0014.1 9.0 15.0 2879.1 11.5 278 5.2 18.5 289 10.8 -13.5 15.0
10/2013:57:0013.7 8.9 14.9 2818.0 11.6 277 4.5 18.7 281 10.6 -13.3 14.9

 

Surf Height Scale
Size Scale (ft)
>11-22-33-44-55-66-77-88-99-1010-1111-1212-1313-1414-1515-2020-2525-3030-3535-4040-4545+

Swell Period Scal
CDIP Period Scale (secs)
6.36.77.17.78.39.11010.511.111.812.513.314.315.416.718.22022.22528.633.340

 

000006718 ___0.223445
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