Surf Forecasts:
How big are the waves at Gray Whale Cove today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 4.5ft (1.3m), 8s period with WNW swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (31 Jul, local time) - 5ft (1.5m), 7s period with WNW swell.
The current surf forecast for Gray Whale Cove at 1AM is: 1.6m 8s primary swell from a West-northwest direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 04:00pm July 30). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 4.5ft (1.3m) | 8s |
| Afternoon (31 Jul) | 2.5ft (0.7m) | 14s |
| Evening (31 Jul) | 5ft (1.5m) | 7s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Sat morning, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | ||||||||||||||||||
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) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 14 | SSW 14 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 356 | 245 | 292 | 344 | 292 | 245 | 215 | 271 | 181 | 183 | 228 | 287 | 270 | 226 | 232 | 251 | 298 | 361 | 601 | 747 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on |
High Tide | 12:55PM2.02m | 11:50PM2.37m | 1:24PM2.07m | 00:31AM2.26m | 1:53PM2.12m | |||||||||||||||
Low Tide | 6:01PM1.24m | 6:47AM0.33m | 6:45PM1.18m | 7:17AM0.44m | 7:33PM1.11m | |||||||||||||||
 | |  |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | 8:20 | — | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:17 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 15 | 15 | 15 | 14 | 13 |
Feels °C | 11 | 11 | 11 | 12 | 10 | 11 | 11 | 12 | 11 | 10 | 11 | 11 | 11 | 10 | 11 | 13 | 12 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | SW 15 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 14 | SSW 14 | SSW 14 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SW 14 | SSW 14 | WNW 8 | WNW 9 |
| kJ | 257 | 232 | 292 | 344 | 292 | 245 | 215 | 191 | 180 | 180 | 180 | 287 | 270 | 226 | 232 | 251 | 93 | 129 | 488 | 747 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SSE 15 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | — | — | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | S 11 | SW 20 | SW 14 | SSW 14 |
| kJ | 248 | 71 | 223 | 188 | 186 | 183 | 183 | 180 | 86 | — | — | 131 | 121 | 120 | 120 | 123 | 22 | 15 | 95 | 78 |
Swell 3 Height (m) Direction Period (s) | — | — | SSE 14 | S 14 | S 14 | S 14 | S 13 | — | — | — | — | — | — | W 21 | SSW 14 | SW 20 | SW 20 | S 11 | S 10 | SW 19 |
| kJ | — | — | 68 | 97 | 140 | 136 | 126 | — | — | — | — | — | — | 9 | 80 | 15 | 15 | 20 | 8 | 15 |
Wind waves Height (m) Direction Period (s) | WNW 8 | WNW 8 | — | — | — | — | — | WNW 8 | WNW 7 | WNW 7 | WNW 7 | — | — | — | — | — | WNW 8 | WNW 8 | WNW 8 | — |
| kJ | 356 | 245 | — | — | — | — | — | 271 | 181 | 183 | 228 | — | — | — | — | — | 298 | 361 | 601 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 81 | 80 | 79 | 47 | 27 | 27 | 27 | 27 | 27 | 80 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 80 | 79 | 27 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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