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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 12 Apr 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
15.1° C
(Which is 3.0°C warmer than normal for this time of year)How big are the waves at Gray Whale Cove today?
The current surf forecast for Gray Whale Cove at 4PM is: 3.0m 10s primary swell from a West direction and 2.5m 10s secondary swell from a West direction, 0.6m 15s secondary swell from a Southwest direction (forecast issued at 10:00am April 12). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Apr) | 8ft (2.5m) | 9s |
| Afternoon (12 Apr) | 8ft (2.5m) | 10s |
| Evening (12 Apr) | 7ft (2.1m) | 10s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 12 | Monday 13 | Tuesday 14 | Wed 15 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1019 | 1330 | 1418 | 1209 | 932 | 769 | 587 | 436 | 332 | 313 | 276 | 259 | 211 | 302 | 280 | 249 | 232 | 202 | 267 | 157 | 125 | 163 | 163 | 109 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | cross- on | cross | glass | cross- off | cross- off | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:10AM 2.00 | 8:53PM 2.06 | 8:10AM 2.05 | 9:17PM 2.18 | 9:05AM 2.09 | 9:42PM 2.31 | ||||||||||||||||||
Low Tide / height (m) | 2:04PM 0.59 | 2:34AM 1.20 | 2:42PM 0.61 | 3:16AM 0.97 | 3:19PM 0.66 | 3:58AM 0.72 | ||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wed 15 | |||||||||||||||||||||
| Sunrise | 6:39 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:44 | - | - | - | - |
 |  | |  |  |  | |  | | | | | | | | |  | | | | | | | | |
Rain (mm) | 2 | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 13 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
| Feels °C (?) | 6 | 5 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 7 | 6 | 5 | 6 | 5 | 6 | 7 | 7 | 5 | 4 | 5 | 5 | 5 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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