Surf Forecasts:
How big are the waves at Gray Whale Cove today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 2.5ft (0.8m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 2ft (0.6m), 14s period with SW swell.
- Evening surf: Evening surf (12 Sep, local time) - 2ft (0.6m), 14s period with SW swell.
The current surf forecast for Gray Whale Cove at 6AM is: 0.8m 14s primary swell from a Southwest direction and 1.1m 6s secondary swell from a West-northwest direction (forecast issued at 10:00pm September 11). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 2.5ft (0.8m) | 14s |
| Afternoon (12 Sep) | 2ft (0.6m) | 14s |
| Evening (12 Sep) | 2ft (0.6m) | 14s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Mon morning, min 14°C on Fri night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon morning). | ||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | ||||||||||||||||
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) | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WNW 6 | WNW 7 | NW 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 313 | 212 | 209 | 251 | 248 | 206 | 203 | 167 | 162 | 160 | 123 | 120 | 114 | 113 | 113 | 145 | 192 | 352 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:47PM2.31m | 12:10PM2.41m | 00:37AM2.18m | 12:42PM2.40m | ||||||||||||||
Low Tide | 5:43PM0.66m | 5:55AM0.59m | 6:29PM0.57m | 6:30AM0.78m | 7:16PM0.53m | |||||||||||||
 |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:21 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 13 | 14 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 11 | 10 | 9 | 10 | 10 | 11 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 15 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | WNW 7 |
| kJ | 313 | 75 | 110 | 107 | 82 | 206 | 203 | 167 | 162 | 127 | 123 | 118 | 114 | 113 | 113 | 62 | 61 | 242 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | SW 15 | SW 15 | SW 14 | SW 14 | WSW 13 | WSW 13 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | WSW 16 | SW 13 |
| kJ | 51 | 212 | 209 | 251 | 248 | 35 | 35 | 23 | 23 | 23 | 22 | 20 | 25 | 25 | 25 | 19 | 26 | 62 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WSW 15 | S 10 | WNW 9 | WNW 10 | S 10 | WSW 13 | SW 18 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | SW 19 | SW 19 | SW 19 |
| kJ | 37 | 36 | 85 | 8 | 17 | 18 | 2 | 17 | 12 | 14 | 14 | 14 | 12 | 12 | 12 | 58 | 59 | 57 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | NW 6 | WNW 6 | WNW 6 | WNW 7 | NW 7 |
| kJ | — | — | — | — | — | 82 | 97 | 122 | 141 | 160 | 115 | 120 | 96 | 83 | 85 | 145 | 192 | 352 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 40 | 47 | 47 | 27 | 27 | 81 | 81 | 83 | 80 | 79 | 79 | 72 | 70 | 81 | 81 | 83 | 81 | 24 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
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