Surf Forecasts:
How big are the waves at Diamond Street today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 3.5ft (1.1m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 3.5ft (1.1m), 16s period with SW swell.
- Evening surf: Evening surf (18 Oct, local time) - 4ft (1.2m), 16s period with SSW swell.
The current surf forecast for Diamond Street at 2AM is: 1.1m 16s primary swell from a Southwest direction and 0.5m 12s secondary swell from a Southwest direction (forecast issued at 10:00pm October 17). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 3.5ft (1.1m) | 16s |
| Afternoon (18 Oct) | 3.5ft (1.1m) | 16s |
| Evening (18 Oct) | 4ft (1.2m) | 16s |
Table - waves today at Diamond Street. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat night, min 20°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 17 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 573 | 617 | 602 | 757 | 595 | 587 | 580 | 674 | 674 | 834 | 657 | 509 | 509 | 624 | 649 | 657 | 657 | 558 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | off | glassy | cross-on | cross-on | cross | cross | glassy | glassy | cross-on | cross-on | on | on | on | on |
High Tide | 7:09AM1.14m | 3:24PM1.30m | 6:54AM1.22m | 4:52PM1.34m | ||||||||||||||
Low Tide | 10:39PM0.32m | 10:11AM1.11m | 11:42PM0.27m | 11:49AM0.98m | ||||||||||||||
 | | | |  | | | | | | | | | | | | | | |
 | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 26 | 25 | 25 | 24 | 26 | 26 | 25 | 24 | 23 | 23 | 23 | 22 | 23 | 23 | 22 | 21 | 21 |
Feels °C | 26 | 24 | 23 | 22 | 21 | 24 | 22 | 23 | 24 | 23 | 23 | 23 | 22 | 23 | 22 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 17 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SW 16 |
| kJ | 573 | 617 | 602 | 757 | 595 | 587 | 580 | 674 | 674 | 834 | 657 | 509 | 509 | 624 | 649 | 657 | 657 | 558 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 12 | WNW 14 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WNW 13 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | WNW 7 | W 7 |
| kJ | 116 | 113 | 75 | 21 | 73 | 72 | 72 | 73 | 73 | 55 | 50 | 75 | 72 | 71 | 70 | 99 | 17 | 23 |
Swell 3 Height (m) Direction Period (s) | W 11 | WNW 13 | WNW 11 | WNW 14 | SSW 20 | SSW 20 | SSW 19 | — | WNW 13 | SW 12 | WNW 9 | W 19 | W 18 | W 18 | W 18 | W 18 | WNW 12 | WNW 11 |
| kJ | 10 | 17 | 12 | 40 | 127 | 127 | 74 | — | 34 | 36 | 16 | 7 | 6 | 6 | 6 | 6 | 45 | 43 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 10 | WNW 13 | WNW 9 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 19 | 70 | 17 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 15 | 0 | 0 | 0 | 0 | 7 | 15 | 15 | 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