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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 4 am Friday 17 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
14.5° C
(Which is 2.5°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 8AM is: 1.3m 10s primary swell from a West-northwest direction and 0.4m 14s secondary swell from a Southwest direction (forecast issued at 04:00am April 17). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 4ft (1.2m) | 10s |
| Afternoon (17 Apr) | 3.5ft (1.1m) | 10s |
| Evening (17 Apr) | 3ft (0.9m) | 10s |
Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| 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 | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 527 | 402 | 353 | 240 | 223 | 183 | 151 | 148 | 139 | 112 | 106 | 104 | 104 | 104 | 103 | 102 | 100 | 96 | 95 | 95 | 93 | 91 | 88 | 87 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- on | on | cross- on | cross- on | cross- on | glass | glass | glass | on | on | on | on | glass | cross- on | glass | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 11:48AM 2.12 | 11:16PM 2.63 | 12:45PM 2.08 | 11:55PM 2.66 | 1:45PM 2.02 | |||||||||||||||||||
Low Tide / height (m) | 5:26AM 0.26 | 5:11PM 1.00 | 6:13AM 0.11 | 5:52PM 1.14 | 7:03AM 0.04 | 6:37PM 1.27 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| Sunrise | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 7:46 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:47 | - | - |
 | |  | | | |  |  | | |  | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 13 | 13 | 15 | 18 | 13 | 11 | 11 | 11 | 10 | 11 | 15 | 16 | 14 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 13 |
| Feels °C (?) | 8 | 7 | 8 | 9 | 12 | 9 | 7 | 8 | 9 | 9 | 10 | 14 | 13 | 11 | 11 | 10 | 11 | 10 | 10 | 11 | 10 | 10 | 10 | 10 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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