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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 pm Tuesday 28 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
14.8° C
(Which is 2.7°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 10PM is: 0.5m 12s primary swell from a West direction and 0.8m 6s secondary swell from a West-northwest direction, 0.9m 6s secondary swell from a Northwest direction (forecast issued at 04:00pm April 28). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | - | - |
| Afternoon (28 Apr) | 1.5ft (0.5m) | 12s |
| Evening (28 Apr) | 1.5ft (0.5m) | 12s |
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 Wed morning, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Fri 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 | 2 AM | 5 AM | 8 AM | 11 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 12 | W 11 | W 11 | W 12 | SW 16 | WNW 7 | WNW 8 | WNW 18 | WNW 18 | W 16 | W 16 | WNW 7 | WNW 7 | W 15 | WNW 8 | WNW 9 | W 13 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 10 | |
69 | 64 | 66 | 71 | 90 | 68 | 98 | 104 | 103 | 135 | 186 | 147 | 188 | 209 | 239 | 245 | 176 | 213 | 218 | 239 | 277 | 297 | 424 | 452 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | on | on | on | on | |
High Tide | 9:36PM2.40m | 10:25AM2.00m | 10:05PM2.43m | 11:14AM2.00m | 10:33PM2.44m | |||||||||||||||||||
Low Tide | 3:19PM0.84m | 4:14AM0.55m | 3:55PM0.97m | 4:52AM0.42m | 4:31PM1.10m | 5:28AM0.33m | ||||||||||||||||||
 | |  | | | | | | | | | | |  |  | | | | | | | | | | |
 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — |
 | — | 7:57 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | 7:59 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 12 | 12 | 11 | 12 | 12 | 14 | 13 | 13 | 11 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 12 | 11 | 11 | 12 | 12 | 13 |
10 | 10 | 9 | 10 | 8 | 11 | 11 | 12 | 10 | 9 | 7 | 7 | 8 | 9 | 9 | 11 | 10 | 10 | 9 | 8 | 8 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WNW 6 | W 11 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 10 | WNW 10 | WNW 10 | WNW 7 | WNW 8 | WNW 8 | WNW 9 | WNW 8 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 10 |
 kJ | 26 | 64 | 36 | 51 | 52 | 68 | 98 | 82 | 100 | 86 | 82 | 78 | 188 | 170 | 239 | 245 | 135 | 213 | 218 | 239 | 277 | 297 | 424 | 452 |
Swell 2 Height (m) Direction Period (s) | W 12 | SSW 11 | W 11 | W 12 | W 12 | W 11 | W 11 | W 11 | WNW 11 | W 16 | W 16 | W 16 | W 15 | W 15 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | SW 13 | SW 13 |
| kJ | 69 | 12 | 66 | 71 | 71 | 64 | 61 | 86 | 91 | 135 | 186 | 127 | 157 | 209 | 150 | 136 | 176 | 173 | 125 | 125 | 121 | 117 | 28 | 27 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SW 13 | SSW 11 | SSW 12 | SW 16 | SW 16 | SW 16 | WNW 18 | WNW 18 | SSW 12 | SSW 12 | WSW 15 | WNW 10 | WNW 10 | SW 14 | SW 14 | WNW 9 | WSW 14 | SW 14 | WSW 14 | SW 13 | SW 13 | SW 10 | SW 16 |
| kJ | 13 | 7 | 13 | 13 | 90 | 40 | 39 | 104 | 103 | 14 | 14 | 22 | 58 | 72 | 54 | 33 | 68 | 20 | 32 | 19 | 28 | 28 | 4 | 10 |
Wind waves Height (m) Direction Period (s) | — | WNW 6 | — | — | — | — | — | — | — | WNW 8 | WNW 8 | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 36 | — | — | — | — | — | — | — | 100 | 122 | 147 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 83 | 40 | 27 | 8 | 4 | 4 | 27 | 81 | 80 | 79 | 70 | 53 | 27 | 27 | 27 | 81 | 81 | 80 | 47 | 27 | 27 | 27 | 27 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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