Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Gray Whale Cove surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 9 pm Monday 29 Dec 2025 PSTForecast 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
13.7° C
(Which is 1.2°C warmer than normal for this time of year)Nearby Cam: 8km away, Pacifica Pier and Beach, Pacifica CA 4k Live
How big are the waves at Gray Whale Cove today?
The current surf forecast for Gray Whale Cove at 12AM is: 0.5m 13s primary swell from a West direction and 0.4m 8s secondary swell from a Northwest direction (forecast issued at 09:00pm December 29). The wind direction is predicted to be cross-offshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Dec) | 2.5ft (0.7m) | 12s |
| Afternoon (30 Dec) | 2.5ft (0.7m) | 13s |
| Evening (30 Dec) | 3ft (0.9m) | 13s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 29 | Tuesday 30 | Wednesday 31 | Thursday 01 | |||||||||||||||||||||
| 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 60 | 86 | 121 | 152 | 152 | 152 | 222 | 289 | 280 | 268 | 244 | 236 | 233 | 225 | 264 | 271 | 268 | 255 | 259 | 264 | 268 | 273 | 214 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 7:03PM 1.68 | 6:14AM 2.54 | 8:18PM 1.77 | 7:04AM 2.66 | 9:19PM 1.87 | 7:56AM 2.75 | ||||||||||||||||||
Low Tide / height (m) | 11:42PM 1.21 | 1:40PM 0.31 | 12:43AM 1.31 | 2:32PM 0.08 | 1:44AM 1.35 | 3:23PM -0.08 | ||||||||||||||||||
Mon 29 | Tuesday 30 | Wednesday 31 | Thursday 01 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 |
 | | | |  |  |  | |  | | | | | | |  |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 5 | 3 | 1 | 1 | - | - | - | - |
| Temp. °C | 14 | 12 | 11 | 10 | 9 | 10 | 12 | 13 | 13 | 13 | 12 | 13 | 13 | 12 | 11 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 12 |
| Feels °C (?) | 9 | 7 | 6 | 5 | 3 | 5 | 7 | 9 | 8 | 8 | 7 | 9 | 9 | 9 | 9 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 9 | 10 |
- 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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