Surf Forecasts:
How big are the waves at Diamond Street today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2.5ft (0.8m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with SW swell.
- Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.8m), 15s period with SW swell.
The current surf forecast for Diamond Street at 5AM is: 0.8m 15s primary swell from a Southwest direction and 1.0m 11s secondary swell from a South-southwest direction (forecast issued at 10:00pm July 19). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2.5ft (0.8m) | 15s |
| Afternoon (20 Jul) | 2.5ft (0.8m) | 16s |
| Evening (20 Jul) | 2.5ft (0.8m) | 15s |
Table - waves today at Diamond Street. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Tue morning, min 20°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | ||||||||||||||||
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 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
Wave Graph  | ||||||||||||||||||
 kJ | 470 | 320 | 330 | 273 | 273 | 284 | 348 | 306 | 357 | 211 | 492 | 492 | 553 | 532 | 438 | 375 | 499 | 499 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | on | glassy | on | cross-on | cross-on | cross-on | on | glassy | cross-on | glassy | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:59AM1.18m | 3:01PM1.51m | 3:26AM0.96m | 3:54PM1.53m | ||||||||||||||
Low Tide | 8:44PM0.56m | 8:25AM0.38m | 10:14PM0.52m | 9:05AM0.58m | ||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 22 | 22 | 21 |
Feels °C | 21 | 21 | 22 | 22 | 24 | 22 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 22 | 20 | 20 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | S 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 274 | 320 | 263 | 263 | 254 | 254 | 206 | 206 | 146 | 100 | 492 | 492 | 553 | 532 | 438 | 375 | 499 | 499 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 14 | SSW 10 | SSW 9 | S 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 8 |
| kJ | 470 | 314 | 330 | 273 | 273 | 284 | 348 | 306 | 357 | 192 | 98 | 92 | 57 | 62 | 84 | 61 | 43 | 54 |
Swell 3 Height (m) Direction Period (s) | WNW 6 | WNW 6 | WNW 5 | W 5 | W 5 | WNW 5 | WNW 5 | SW 14 | WNW 5 | SW 16 | WNW 5 | WNW 5 | WNW 4 | WNW 5 | WNW 5 | SW 11 | S 8 | WNW 4 |
| kJ | 12 | 11 | 10 | 8 | 8 | 8 | 8 | 49 | 9 | 211 | 5 | 4 | 4 | 4 | 5 | 31 | 12 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | WNW 5 | — | — | — | — | — | — | — | WNW 5 | WNW 5 | — |
| kJ | — | — | — | — | — | — | — | 9 | — | — | — | — | — | — | — | 5 | 5 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 15 | 15 | 0 | 15 | 0 | 15 | 15 | 14 | 14 | 15 | 0 | 7 | 0 | 15 | 299 | 15 | 14 | 14 |
Best forecast wave conditions in San Diego County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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