Surf Forecasts:
How big are the waves at Gray Whale Cove today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
The current surf forecast for Gray Whale Cove at 2PM is: 0.6m 14s primary swell from a South-southwest direction and 0.6m 12s secondary swell from a West direction, 0.7m 6s secondary swell from a West-northwest direction (forecast issued at 10:00am August 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2ft (0.6m) | 14s |
| Afternoon (20 Aug) | 2ft (0.6m) | 14s |
| Evening (20 Aug) | 2ft (0.6m) | 14s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sat afternoon, min 13°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||
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 | 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) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 14 | W 11 | W 11 | SW 18 | SW 18 | SW 18 | SSW 13 | SSW 13 | SW 18 | SW 18 | SW 13 | SW 13 | SW 17 | WNW 7 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 127 | 131 | 134 | 138 | 138 | 138 | 138 | 102 | 99 | 83 | 70 | 68 | 55 | 68 | 68 | 68 | 50 | 49 | 47 | 46 | 94 | 142 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 6:40AM1.64m | 5:12PM2.16m | 8:03AM1.68m | 6:13PM2.16m | 9:01AM1.75m | 7:11PM2.19m | ||||||||||||||||
Low Tide | 10:48AM1.42m | 00:55AM0.66m | 12:02PM1.49m | 1:54AM0.59m | 1:13PM1.49m | |||||||||||||||||
 | | | |  | | | |  | | | |  | | | | |  | | | | | |
 | 6:28 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 12 | 13 | 13 | 11 | 12 | 11 | 11 | 11 | 11 | 13 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 13 | 13 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 7 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 5 | WNW 5 | W 10 | WNW 10 | WNW 10 | WNW 10 | SW 17 | WNW 7 |
| kJ | 51 | 38 | 99 | 98 | 89 | 86 | 85 | 85 | 83 | 83 | 57 | 56 | 55 | 53 | 16 | 23 | 50 | 33 | 33 | 32 | 70 | 142 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | WNW 6 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 14 | SSW 14 | SSW 13 | SSW 13 | SW 13 | SSW 13 | W 10 | W 10 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 |
| kJ | 98 | 99 | 36 | 138 | 138 | 138 | 138 | 102 | 99 | 74 | 70 | 68 | 44 | 68 | 52 | 51 | 44 | 44 | 44 | 43 | 41 | 39 |
Swell 3 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SW 19 | SW 20 | SW 20 | SW 20 | SW 20 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 13 | SSW 13 | SW 18 | SW 18 | SW 17 | SW 17 | WNW 10 | SSW 16 |
| kJ | 127 | 131 | 134 | 15 | 15 | 15 | 15 | 15 | 14 | 52 | 50 | 49 | 49 | 48 | 68 | 68 | 48 | 49 | 47 | 46 | 19 | 27 |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 6 | WNW 6 | WNW 5 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | — | NW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 6 | — |
| kJ | — | — | — | 35 | 33 | 24 | 39 | 40 | 40 | 25 | 23 | 20 | 20 | 15 | — | 21 | 17 | 20 | 33 | 44 | 94 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 40 | 27 | 81 | 81 | 79 | 53 | 70 | 70 | 47 | 81 | 83 | 83 | 80 | 53 | 55 | 70 | 70 | 80 | 81 | 83 | 79 | 27 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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