| Buoy 142 San Francisco Bar Longitude = 122.59W Latitude = 37.78N FAQs | Current Swell & Surf Analysis | Buoy 142 | 05:23:00 (GMT) on 04/18 | Sea Height: | 5.3 ft | Primary Swell Height: | 3.1 ft | Primary Swell Period: | 17.5 secs | Primary Swell Direction: | 233 degrees | Surf Height: | 4.3-5.4 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) |
04/18 | 05:23:00 | 5.3 | 3.1 | 17.5 | 233 | 1.8 | 13.6 | 251 | 1.7 | 8.9 | 293 | 4.3 -5.4 | 17.5 | 04/18 | 04:23:00 | 5.3 | 2.9 | 17.7 | 237 | 1.3 | 13.6 | 249 | 0.7 | 21.7 | 255 | 4.1 -5.2 | 17.7 | 04/18 | 03:23:00 | 5.8 | 3.7 | 17.7 | 238 | 0.9 | 21.5 | 250 | 1.4 | 13.5 | 261 | 5.2 -6.5 | 17.7 | 04/18 | 02:23:00 | 5.7 | 3.5 | 17.6 | 241 | 1.7 | 13.6 | 259 | 0.8 | 21.6 | 244 | 4.9 -6.1 | 17.6 | 04/18 | 01:23:00 | 6.3 | 3.9 | 17.6 | 241 | 1.6 | 13.5 | 259 | 0.9 | 21.5 | 250 | 5.5 -6.8 | 17.6 | 04/18 | 00:23:00 | 6.0 | 3.4 | 17.6 | 238 | 1.7 | 13.3 | 255 | 0.9 | 21.8 | 245 | 4.9 -6.1 | 17.6 | 04/17 | 21:23:00 | 5.7 | 2.7 | 17.7 | 255 | 2.4 | 14.6 | 256 | 2.3 | 8.8 | 287 | 3.9 -4.8 | 17.7 | 04/17 | 20:22:00 | 5.7 | 2.4 | 18.9 | 246 | 2.6 | 9.7 | 286 | 1.6 | 14.2 | 261 | 3.6 -4.5 | 18.9 | 04/17 | 19:23:00 | 5.7 | 2.9 | 18.0 | 244 | 2.1 | 14.4 | 258 | 2.8 | 9.4 | 291 | 4.2 -5.2 | 18.0 | 04/17 | 18:22:00 | 5.8 | 2.9 | 18.1 | 242 | 2.0 | 14.4 | 252 | 1.3 | 21.3 | 252 | 4.2 -5.2 | 18.1 | 04/17 | 17:22:00 | 5.9 | 2.8 | 18.7 | 246 | 2.0 | 14.3 | 257 | 2.6 | 9.7 | 285 | 4.1 -5.2 | 18.7 | 04/17 | 16:22:00 | 5.2 | 2.4 | 18.1 | 249 | 1.9 | 14.5 | 258 | 1.1 | 21.4 | 250 | 3.5 -4.4 | 18.1 | 04/17 | 15:23:00 | 5.2 | 2.7 | 18.3 | 240 | 1.8 | 14.4 | 256 | 2.3 | 9.7 | 285 | 3.9 -4.9 | 18.3 | 04/17 | 14:22:00 | 5.3 | 2.7 | 18.2 | 234 | 1.9 | 14.2 | 252 | 2.3 | 10.8 | 280 | 4.0 -5.0 | 18.2 | 04/17 | 13:23:00 | 4.8 | 1.9 | 17.6 | 242 | 1.7 | 14.0 | 257 | 2.1 | 10.8 | 283 | 2.6 -3.3 | 17.6 | 04/17 | 12:22:00 | 5.1 | 2.4 | 17.8 | 244 | 1.3 | 21.1 | 249 | 1.7 | 14.0 | 257 | 3.4 -4.2 | 17.8 | 04/17 | 11:22:00 | 5.2 | 2.4 | 16.6 | 247 | 1.7 | 19.7 | 245 | 2.1 | 12.8 | 271 | 3.2 -4.0 | 16.6 | 04/17 | 10:22:00 | 5.2 | 2.3 | 16.6 | 250 | 1.5 | 19.9 | 242 | 2.6 | 10.8 | 287 | 3.0 -3.8 | 16.6 | 04/17 | 09:23:00 | 5.0 | 2.0 | 16.7 | 259 | 1.4 | 20.0 | 257 | 2.3 | 11.3 | 287 | 2.6 -3.3 | 16.7 | 04/17 | 08:22:00 | 5.0 | 1.8 | 16.3 | 260 | 2.5 | 10.2 | 287 | 1.1 | 20.0 | 252 | 2.4 -3.0 | 16.3 | 04/17 | 07:23:00 | 4.9 | 1.8 | 17.6 | 248 | 2.7 | 10.2 | 287 | 1.7 | 14.1 | 268 | 2.5 -3.1 | 17.6 | 04/17 | 06:22:00 | 5.0 | 2.8 | 10.8 | 286 | 1.7 | 16.4 | 259 | 1.1 | 20.1 | 248 | 2.4 -3.0 | 10.8 | 04/17 | 05:22:00 | 5.2 | 2.9 | 11.3 | 281 | 2.0 | 16.3 | 251 | 1.3 | 20.1 | 233 | 2.6 -3.3 | 11.3 | 04/17 | 04:22:00 | 4.8 | 1.9 | 18.7 | 254 | 1.9 | 15.4 | 262 | 2.4 | 11.3 | 281 | 2.9 -3.6 | 18.7 |
Surf Height ScaleSize 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 ScalCDIP 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 |
000032711 ___0.020096 | |
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