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Diamond Street Surf Forecast
/ CAL – San Diego County (71 breaks) / California (404 breaks) /
Surf Forecasts:
Diamond Street surfForecast / CAL – San Diego County / USA
48hr Weather and Surf, issued 4 pm Thursday 23 Apr 2026 PDTForecast update in hr min s Forecast update imminent
Diamond Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Diamond Street sea temperature is
18.6° C
(Which is 2.8°C warmer than normal for this time of year)How big are the waves at Diamond Street today?
The current surf forecast for Diamond Street at 10PM is: 0.6m 15s primary swell from a South-southwest direction and 0.8m 7s secondary swell from a West direction (forecast issued at 04:00pm April 23). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | - | - |
| Afternoon (23 Apr) | 2ft (0.6m) | 15s |
| Evening (23 Apr) | 2ft (0.6m) | 15s |
Table - waves today at Diamond Street. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Very mild (max 17°C on Thu afternoon, min 15°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | W 14 | W 14 | W 14 | W 14 | W 14 | |
186 | 172 | 169 | 167 | 167 | 167 | 165 | 163 | 149 | 141 | 101 | 101 | 101 | 99 | 99 | 98 | 96 | 90 | 85 | 66 | 65 | 66 | 66 | 66 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | glassy | on | cross-on | on | on | on | on | cross-on | on | on | on | on | on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | |
High Tide | 5:33PM1.09m | 3:36AM1.42m | 6:19PM1.23m | 5:06AM1.39m | 6:54PM1.37m | 6:17AM1.39m | ||||||||||||||||||
Low Tide | 10:04PM0.86m | 11:30AM-0.07m | 11:46PM0.71m | 12:26PM-0.05m | 00:54AM0.50m | |||||||||||||||||||
 |  |  | | | | | | | |  |  | | |  | | | | |  | | | | | |
 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
 | — | 7:23 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | 7:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | — | — | |
Temp °C | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 |
15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 13 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 11 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 6 | W 6 | W 7 | W 6 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
 kJ | 117 | 97 | 79 | 61 | 44 | 42 | 44 | 62 | 81 | 81 | 77 | 70 | 66 | 68 | 70 | 54 | 96 | 90 | 85 | 49 | 49 | 48 | 48 | 48 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | W 16 | W 15 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 |
| kJ | 186 | 172 | 169 | 167 | 167 | 167 | 165 | 163 | 149 | 141 | 101 | 101 | 101 | 99 | 99 | 98 | 77 | 39 | 39 | 66 | 65 | 66 | 66 | 66 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SW 12 | SSW 12 | W 12 | W 14 | W 14 | W 14 | W 14 | WSW 14 | WSW 14 | WSW 15 | W 13 | W 13 | W 13 | W 13 | W 16 | WSW 13 | W 12 | W 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 |
| kJ | 28 | 36 | 28 | 27 | 36 | 34 | 58 | 35 | 41 | 41 | 21 | 30 | 30 | 30 | 30 | 44 | 17 | 11 | 26 | 17 | 17 | 17 | 17 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 6 | W 6 | W 6 | W 6 | W 4 | W 5 | W 5 | W 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 51 | 47 | 34 | 30 | 24 | 44 | 52 | 43 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 270 | 15 | 15 | 5 | 0 | 4 | 8 | 15 | 154 | 64 | 64 | 15 | 15 | 15 | 15 | 15 | 631 | 631 | 64 | 15 | 183 | 183 | 15 | 15 |
Best forecast wave conditions in San Diego County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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