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| Buoy 139 Umpqua Offshore
Longitude = 124.54W Latitude = 43.77N
FAQs | | Current Swell & Surf Analysis | | Buoy 139 | | 09:12:00 (GMT) on 11/21 | | Sea Height: | 13.4 ft | | Primary Swell Height: | 10.4 ft | | Primary Swell Period: | 12.1 secs | | Primary Swell Direction: | 293 degrees | | Surf Height: | 10.1-12.6 ft |
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) |
| 11/21 | 09:12:00 | 13.4 | 10.4 | 12.1 | 293 | 5.7 | 8.5 | 282 | 2.6 | 15.9 | 274 | 10.1 -12.6 | 12.1 | | 11/21 | 08:12:00 | 13.3 | 10.5 | 11.7 | 286 | 5.4 | 8.5 | 265 | 2.4 | 15.8 | 281 | 9.9 -12.3 | 11.7 | | 11/21 | 07:12:00 | 12.2 | 9.0 | 12.3 | 291 | 2.5 | 15.8 | 278 | 4.8 | 8.4 | 265 | 8.8 -11.1 | 12.3 | | 11/21 | 06:12:00 | 12.5 | 9.3 | 12.1 | 280 | 5.0 | 8.4 | 258 | 2.5 | 16.0 | 282 | 9.0 -11.2 | 12.1 | | 11/21 | 05:12:00 | 12.9 | 9.6 | 11.6 | 268 | 2.7 | 15.8 | 268 | 4.8 | 8.4 | 260 | 8.9 -11.1 | 11.6 | | 11/21 | 04:12:00 | 12.0 | 7.6 | 12.1 | 264 | 3.1 | 15.7 | 263 | 5.3 | 8.4 | 250 | 7.4 -9.3 | 12.1 | | 11/21 | 03:12:00 | 13.1 | 8.5 | 11.5 | 262 | 3.9 | 14.7 | 269 | 6.4 | 8.4 | 255 | 7.8 -9.8 | 11.5 | | 11/21 | 02:12:00 | 13.5 | 9.3 | 11.3 | 260 | 3.2 | 15.0 | 271 | 5.7 | 7.8 | 253 | 8.4 -10.5 | 11.3 | | 11/21 | 01:12:00 | 13.4 | 8.7 | 11.2 | 267 | 6.1 | 7.8 | 252 | 3.0 | 15.0 | 273 | 7.8 -9.7 | 11.2 | | 11/21 | 00:12:00 | 13.6 | 9.9 | 11.3 | 267 | 3.4 | 14.8 | 276 | 4.9 | 7.8 | 255 | 9.0 -11.2 | 11.3 | | 11/20 | 23:12:00 | 13.2 | 9.1 | 11.3 | 265 | 3.5 | 14.8 | 269 | 6.1 | 7.8 | 263 | 8.2 -10.3 | 11.3 | | 11/20 | 22:12:00 | 14.0 | 10.5 | 11.3 | 270 | 3.9 | 14.7 | 277 | 5.2 | 7.8 | 269 | 9.5 -11.9 | 11.3 | | 11/20 | 21:12:00 | 13.8 | 10.5 | 11.4 | 272 | 3.8 | 14.7 | 268 | 4.2 | 7.7 | 261 | 9.5 -11.9 | 11.4 | | 11/20 | 20:12:00 | 15.9 | 13.2 | 11.3 | 282 | 3.8 | 14.9 | 281 | 4.9 | 7.8 | 277 | 11.9 -14.9 | 11.3 | | 11/20 | 19:12:00 | 14.6 | 11.7 | 11.5 | 277 | 5.6 | 14.5 | 282 | 4.4 | 7.8 | 248 | 10.7 -13.4 | 11.5 | | 11/20 | 18:12:00 | 14.4 | 11.8 | 11.4 | 275 | 4.2 | 14.7 | 283 | 4.5 | 7.9 | 242 | 10.7 -13.4 | 11.4 | | 11/20 | 17:12:00 | 13.2 | 10.1 | 12.1 | 278 | 5.3 | 8.5 | 231 | 2.8 | 15.8 | 263 | 9.7 -12.2 | 12.1 | | 11/20 | 16:12:00 | 15.8 | 13.3 | 11.5 | 258 | 5.7 | 14.5 | 288 | 5.4 | 8.5 | 207 | 12.3 -15.3 | 11.5 | | 11/20 | 15:12:00 | 14.4 | 11.4 | 11.5 | 260 | 6.0 | 14.6 | 282 | 1.8 | 17.6 | 270 | 10.5 -13.1 | 11.5 | | 11/20 | 14:12:00 | 16.6 | 13.5 | 11.5 | 249 | 6.9 | 14.6 | 279 | 4.6 | 7.8 | 200 | 12.4 -15.5 | 11.5 | | 11/20 | 13:12:00 | 16.7 | 12.9 | 12.1 | 252 | 4.3 | 15.8 | 278 | 6.5 | 8.6 | 201 | 12.4 -15.5 | 12.1 | | 11/20 | 12:12:00 | 16.6 | 12.6 | 11.4 | 230 | 6.7 | 14.8 | 283 | 5.0 | 7.8 | 201 | 11.4 -14.3 | 11.4 | | 11/20 | 11:12:00 | 18.4 | 14.0 | 11.3 | 224 | 6.8 | 14.7 | 270 | 6.0 | 7.8 | 204 | 12.7 -15.8 | 11.3 | | 11/20 | 10:12:00 | 19.6 | 13.3 | 11.9 | 237 | 4.9 | 15.7 | 270 | 9.1 | 8.5 | 200 | 12.7 -15.9 | 11.9 |
Surf Height Scale| Size Scale (ft) | | >1 | 1-2 | 2-3 | 3-4 | 4-5 | 5-6 | 6-7 | 7-8 | 8-9 | 9-10 | 10-11 | 11-12 | 12-13 | 13-14 | 14-15 | 15-20 | 20-25 | 25-30 | 30-35 | 35-40 | 40-45 | 45+ |
Swell Period Scal| CDIP Period Scale (secs) | | 6.3 | 6.7 | 7.1 | 7.7 | 8.3 | 9.1 | 10 | 10.5 | 11.1 | 11.8 | 12.5 | 13.3 | 14.3 | 15.4 | 16.7 | 18.2 | 20 | 22.2 | 25 | 28.6 | 33.3 | 40 |
| 000002880 ___0.754948 | |
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