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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 10 am Wednesday 27 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
19.2° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Diamond Street today (27 May):
- Morning surf: Morning surf (27 May, local time) - 3ft (0.9m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 2.5ft (0.7m), 14s period with SW swell.
- Evening surf: Evening surf (27 May, local time) - 2.5ft (0.7m), 14s period with SW swell.
The current surf forecast for Diamond Street at 3PM is: 0.7m 14s primary swell from a Southwest direction and 1.2m 7s secondary swell from a West direction (forecast issued at 10:00am May 27). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 3ft (0.9m) | 14s |
| Afternoon (27 May) | 2.5ft (0.7m) | 14s |
| Evening (27 May) | 2.5ft (0.7m) | 14s |
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 Wed afternoon, min 15°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | 8 PM | 11 PM | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | |
288 | 293 | 206 | 203 | 203 | 206 | 206 | 203 | 194 | 189 | 189 | 186 | 144 | 144 | 144 | 147 | 151 | 160 | 160 | 160 | 155 | 151 | 149 | 151 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross-on | cross-on | cross-on | glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | |
High Tide | 8:00AM1.10m | 7:35PM1.76m | 8:50AM1.09m | 8:04PM1.80m | 9:33AM1.09m | 8:31PM1.82m | ||||||||||||||||||
Low Tide | 1:28PM0.46m | 2:57AM-0.05m | 2:00PM0.54m | 3:32AM-0.14m | 2:30PM0.61m | 4:04AM-0.19m | ||||||||||||||||||
 | |  |  |  | | | | | | | | |  |  | | | | | | | | | | |
 | 5:43 | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 |
 | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:50 | — | — | — | 7:50 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 15 |
13 | 13 | 13 | 13 | 12 | 13 | 14 | 15 | 16 | 14 | 14 | 13 | 14 | 15 | 14 | 15 | 16 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | W 7 | W 8 | W 7 | SW 14 | SW 14 | SW 14 | W 9 | W 10 | W 10 | W 11 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
 kJ | 150 | 163 | 159 | 203 | 203 | 206 | 108 | 117 | 90 | 166 | 189 | 186 | 144 | 144 | 144 | 147 | 151 | 160 | 160 | 160 | 155 | 151 | 149 | 151 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 15 | S 9 | S 9 | SW 14 | SW 14 | SW 14 | SW 14 | W 21 | W 20 | WNW 20 | W 11 | W 7 | W 11 | W 11 | W 7 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | W 6 | W 5 |
| kJ | 288 | 293 | 206 | 17 | 2 | 2 | 206 | 203 | 194 | 189 | 9 | 32 | 37 | 85 | 24 | 58 | 57 | 23 | 86 | 86 | 85 | 83 | 17 | 11 |
Swell 3 Height (m) Direction Period (s) | WNW 15 | WNW 15 | WNW 15 | S 9 | WNW 12 | S 9 | WNW 12 | WNW 12 | WNW 12 | W 22 | S 9 | W 20 | WNW 20 | WNW 20 | WNW 18 | WNW 18 | WNW 18 | WNW 17 | S 21 | WNW 10 | WNW 10 | WNW 10 | WNW 15 | WNW 15 |
| kJ | 22 | 22 | 21 | 2 | 61 | 2 | 26 | 26 | 26 | 9 | 2 | 7 | 75 | 37 | 31 | 61 | 61 | 55 | 9 | 10 | 10 | 10 | 75 | 71 |
Wind waves Height (m) Direction Period (s) | — | — | — | W 7 | W 7 | W 7 | — | — | — | — | W 11 | W 11 | W 11 | — | — | — | — | — | W 6 | W 6 | W 6 | W 6 | — | — |
| kJ | — | — | — | 124 | 94 | 89 | — | — | — | — | 121 | 114 | 112 | — | — | — | — | — | 22 | 20 | 20 | 19 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 15 | 1316 | 631 | 195 | 64 | 14 | 14 | 0 | 15 | 270 | 224 | 14 | 14 | 14 | 14 | 7 | 14 | 270 | 631 | 15 | 14 | 0 | 0 |
Best forecast wave conditions in San Diego County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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