Surf Forecasts:
How big are the waves at Bean Hollow State Beach today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.4m), 8s period with NW swell.
- Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.7m), 18s period with SW swell.
The current surf forecast for Bean Hollow State Beach at 8PM is: 0.7m 18s primary swell from a Southwest direction and 0.3m 12s secondary swell from a South-southwest direction, 1.3m 7s secondary swell from a West-northwest direction (forecast issued at 04:00pm September 20). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 4.5ft (1.4m) | 8s |
| Evening (20 Sep) | 2.5ft (0.7m) | 18s |
Table - waves today at Bean Hollow State Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Wed morning, min 13°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | NW 8 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 17 | SW 17 | SW 17 | SSW 17 | SW 17 | SW 17 | WNW 8 | WNW 8 | WNW 8 | NW 8 | NW 8 | WNW 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 255 | 260 | 323 | 312 | 309 | 302 | 291 | 355 | 360 | 291 | 295 | 368 | 298 | 291 | 307 | 287 | 287 | 390 | 428 | 865 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on |
High Tide | 6:26PM1.90m | 8:59AM1.68m | 7:23PM1.95m | 9:23AM1.75m | 8:13PM1.99m | |||||||||||||||
Low Tide | 12:45PM1.41m | 1:57AM0.52m | 1:43PM1.32m | 2:36AM0.48m | 2:29PM1.21m | |||||||||||||||
 | |  | | | | | |  | | | | | | | |  | |  | | |
 | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 15 | 13 | 13 | 13 | 13 | 13 | 16 | 17 | 16 | 13 | 14 |
Feels °C | 13 | 14 | 11 | 11 | 11 | 11 | 13 | 14 | 15 | 13 | 12 | 12 | 12 | 13 | 12 | 16 | 16 | 14 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | NW 8 | WNW 8 | SW 18 | SW 18 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | NW 8 | WNW 7 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 |
| kJ | 236 | 187 | 323 | 312 | 173 | 178 | 169 | 169 | 173 | 150 | 133 | 114 | 252 | 261 | 307 | 287 | 287 | 248 | 315 | 865 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SSW 12 | SSW 12 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 17 | SW 17 | SW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | SW 16 | WNW 13 | WNW 13 | WNW 12 | SW 16 |
| kJ | 255 | 260 | 29 | 29 | 309 | 302 | 291 | 355 | 360 | 291 | 295 | 368 | 298 | 291 | 271 | 258 | 198 | 231 | 317 | 261 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | S 9 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | S 13 | S 13 | SSW 13 | WNW 9 | WNW 9 | SSW 12 | WNW 15 | WNW 15 | WNW 14 | SW 16 | SW 16 | SW 16 | S 11 |
| kJ | 49 | 29 | 2 | 29 | 29 | 31 | 33 | 53 | 52 | 32 | 33 | 55 | 28 | 89 | 121 | 145 | 258 | 261 | 261 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 7 | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | NW 8 | — |
| kJ | — | — | 183 | 160 | — | — | — | — | — | — | — | — | — | — | — | — | — | 390 | 428 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 47 | 47 | 47 | 10 | 23 | 23 | 23 | 361 | 47 | 47 | 34 | 34 | 29 | 4 | 18 | 35 | 64 | 47 | 10 | 23 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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