- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 10 pm Thursday 21 May 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
19.1° C
(Which is 2.4°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 3AM is: 0.6m 14s primary swell from a Southwest direction and 0.5m 5s secondary swell from a West direction (forecast issued at 10:00pm May 21). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | 2ft (0.6m) | 18s |
| Afternoon (22 May) | 1.5ft (0.5m) | 18s |
| Evening (22 May) | 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 ForecastMostly dry. Very mild (max 17°C on Fri morning, min 15°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||||||||
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 | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SW 15 | SW 15 | SW 14 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 14 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | |
174 | 174 | 127 | 194 | 194 | 194 | 152 | 109 | 169 | 171 | 186 | 239 | 245 | 245 | 245 | 245 | 248 | 248 | 245 | 242 | 224 | 209 | 206 | 206 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | glassy | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | |
High Tide | 1:47AM1.54m | 4:28PM1.24m | 3:09AM1.37m | 5:20PM1.37m | 4:35AM1.24m | |||||||||||||||||||
Low Tide | 8:10PM0.82m | 9:35AM-0.09m | 9:53PM0.77m | 10:35AM0.02m | 11:27PM0.62m | 11:28AM0.13m | ||||||||||||||||||
 | | |  |  | | | | | | | | |  | | | | | | | | | | | |
 | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — |
 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:46 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 |
16 | 16 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 18 | SW 18 | SW 18 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 |
 kJ | 174 | 174 | 127 | 194 | 194 | 194 | 121 | 99 | 169 | 171 | 186 | 239 | 245 | 245 | 245 | 245 | 248 | 248 | 245 | 242 | 224 | 209 | 206 | 206 |
Swell 2 Height (m) Direction Period (s) | W 6 | W 6 | W 5 | S 13 | SW 14 | SW 14 | SW 18 | SSW 13 | W 5 | WNW 5 | SSW 12 | WNW 10 | WNW 10 | WNW 10 | SSW 12 | SSW 11 | SSW 12 | SSW 11 | SSW 11 | WNW 3 | WNW 10 | S 11 | SW 19 | SW 19 |
| kJ | 17 | 15 | 14 | 89 | 93 | 93 | 152 | 53 | 14 | 9 | 48 | 37 | 35 | 34 | 27 | 25 | 26 | 23 | 22 | 2 | 19 | 20 | 91 | 95 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | W 5 | S 13 | W 11 | SSW 13 | SW 18 | SSW 12 | SSW 12 | W 5 | SSW 12 | SSW 12 | SSW 12 | SW 21 | SW 21 | WNW 10 | WNW 10 | SW 20 | S 11 | SW 19 | SW 19 | S 10 | S 10 |
| kJ | 89 | 89 | 87 | 13 | 86 | 61 | 55 | 109 | 49 | 48 | 8 | 47 | 47 | 47 | 18 | 18 | 19 | 10 | 15 | 20 | 58 | 58 | 17 | 19 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | W 5 | W 5 | — | — | — | — | — | — | WNW 10 | WNW 10 | WNW 3 | W 3 | WNW 10 | — | — | WNW 10 | WNW 10 | W 3 |
| kJ | — | — | — | — | — | — | 8 | 14 | — | — | — | — | — | — | 33 | 33 | 2 | 2 | 33 | — | — | 19 | 33 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 14 | 15 | 0 | 0 | 15 | 782 | 14 | 14 | 14 | 13 | 13 | 14 | 15 | 602 | 14 | 14 | 14 | 14 | 0 | 14 | 15 | 15 | 15 |
Best forecast wave conditions in San Diego County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Diamond Street surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest