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Gray Whale Cove Surf Forecast
/ CAL – San Mateo (15 breaks) / California (404 breaks) /
Surf Forecasts:
Gray Whale Cove surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 10 am Sunday 31 May 2026 PDTForecast update in hr min s Forecast update imminent
Gray Whale Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gray Whale Cove sea temperature is
14.0° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Gray Whale Cove today (31 May):
- Morning surf: Morning surf (31 May, local time) - 6.5ft (2.0m), 10s period with WNW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 5.5ft (1.7m), 10s period with WNW swell.
- Evening surf: Evening surf (31 May, local time) - 5.5ft (1.7m), 10s period with WNW swell.
The current surf forecast for Gray Whale Cove at 1PM is: 1.8m 10s primary swell from a West-northwest direction and 0.6m 20s secondary swell from a South-southwest direction (forecast issued at 10:00am May 31). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 6.5ft (2.0m) | 10s |
| Afternoon (31 May) | 5.5ft (1.7m) | 10s |
| Evening (31 May) | 5.5ft (1.7m) | 10s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 14°C on Mon afternoon, min 10°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SW 19 | SW 19 | WNW 10 | WNW 10 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | |
836 | 746 | 663 | 619 | 607 | 596 | 584 | 522 | 455 | 373 | 379 | 455 | 449 | 444 | 434 | 414 | 395 | 386 | 310 | 306 | 302 | 302 | 299 | 295 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | cross-on | on | on | on | cross-on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 12:41PM1.92m | 11:06PM2.42m | 1:25PM1.91m | 11:43PM2.39m | 2:10PM1.90m | 00:22AM2.34m | ||||||||||||||||||
Low Tide | 5:48AM0.23m | 5:15PM1.42m | 6:28AM0.23m | 5:55PM1.46m | 7:08AM0.26m | 6:36PM1.49m | ||||||||||||||||||
 |  | | | |  | | | | | | | |  | | | | | | |  | |  | | |
 | 5:50 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 8:23 | — | — | — | — | — | — | — | 8:24 | — | — | — | — | — | — | — | 8:25 | — | — | 8:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 13 | 13 | 12 | 10 | 10 | 10 | 10 | 11 | 13 | 14 | 13 | 11 | 10 | 10 | 10 | 10 | 13 | 13 | 12 | 11 | 11 | 10 | 11 |
9 | 11 | 10 | 9 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 8 | 8 | 9 | 8 | 11 | 11 | 9 | 8 | 8 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 7 | WNW 9 | WNW 7 | WNW 7 | WNW 7 |
 kJ | 836 | 746 | 663 | 619 | 607 | 596 | 584 | 522 | 455 | 373 | 325 | 263 | 258 | 218 | 214 | 205 | 184 | 180 | 180 | 76 | 176 | 132 | 214 | 249 |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 302 | 214 | 318 | 309 | 306 | 450 | 540 | 518 | 338 | 327 | 379 | 455 | 449 | 444 | 434 | 414 | 395 | 386 | 310 | 306 | 302 | 302 | 299 | 295 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 13 | — | — | SW 15 | SW 15 | SW 14 | S 16 | S 16 | — | S 15 | S 15 | — | S 15 | SW 22 | WNW 9 | SW 21 | SW 22 | SSW 21 | SW 20 |
| kJ | 26 | 42 | 67 | 67 | 68 | 27 | — | — | 56 | 56 | 52 | 5 | 5 | — | 4 | 4 | — | 4 | 18 | 32 | 18 | 18 | 42 | 61 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 238 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 70 | 27 | 0 | 27 | 27 | 81 | 27 | 27 | 27 | 8 | 0 | 27 | 64 | 40 | 27 | 27 | 27 | 0 | 27 | 27 | 491 | 81 | 80 | 47 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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