
Surf Forecasts:
South Del Mar surf forecast from 11 Jul 2026:
- Best quality surf: Saturday 11 Jul, 5AM (local time) - 3.5ft (1.0m), 15s period, SSW swell with glassy winds.
- Most powerful swell: Saturday 11 Jul, 5PM (local time) - 3.5ft (1.0m), 15s period, SSW swell with 439 kJ wave energy.
- Next surfable swell (1★+): Saturday 11 Jul, 2AM (local time) - 3.5ft (1.0m), 15s period with SSW swell.
Best Forecast Surf Conditions for South Del Mar this week:
The surf forecast for South Del Mar over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 11) at 2AM. The primary swell is predicted to be 1.0m and 15s period with a secondary swell of 0.5m and 9s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at South Del Mar in the next 16 days are 1.0m 15s and forecast to arrive on Saturday (Jul 11) at 5PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sat 11th Jul) | 3.5ft (1.0m) 15s |
| Best Surf | 5AM (Sat 11th Jul) | 3.5ft (1.0m) 15s |
| Most Powerful | 5PM (Sat 11th Jul) | 3.5ft (1.0m) 15s |
Table - best surf conditions forecast for South Del Mar over the next 16 days.
Alright folks, Rusty here. Let’s have a look at the next couple of weeks at South Del Mar. I gotta be straight with you, it’s a tough one to call right now. For the first week and a half, we’re looking at a pretty flat and frustrating picture. There’s a long dry spell until we get a little pulse of life, but even then, we’re not talking about a classic day. The water’s running much warmer than normal for this time of year, sitting at 72°, a solid 5° anomaly, so the sting is out of the air, but the waves just aren't cooperating.
We kick off the forecast period on Friday, July 10th, and honestly, it’s a write-off. South Del Mar is a reef setup that’s exposed to the swell, but we’ve got a weak 3ft groundswell from the SSW with a 15-second period. The combined energy is only moderate (459), and with a cross-on breeze from the WSW at 9 mph, it’s creating poor, choppy conditions. Same story rolls through Saturday and Sunday – small, crummy, and just not worth paddling out for. The wind stays rubbish, and the wave heights stay under 3ft. This flat spell drags right through until about July 18th.
The first flicker of something happens on Saturday morning, July 18th. Swell bumps up a touch to 3ft from the SW with a very long 18-second period. The energy jumps to moderate (535). But the wind is onshore from the WSW at 9 mph, so the surface is crap and it’s still a no-go. That longer period does hint at some energy, though. The real standout finally appears on Sunday, July 19th. Morning and afternoon both show a 4ft swell from the S with a 15-second period. The energy cranks up to strong (1173 and 1187). This is the best looking surf of the whole outlook. The size is still manageable for most, but the onshore wind from the West at 9 mph keeps it from being truly epic – it's "marginal," not clean. Still, if you're desperate and have a forgiving board, Sunday the 19th is your best bet, but don’t expect perfect glass.
After that, it drops back down. Monday and Tuesday (July 20th & 21st) offer 3ft to 3ft from the SW, but the cross-on wind picks up again. The week after that, from July 22nd onward, the outlook fades again into tiny, weak surf with poor wind. By the time we get to Saturday, July 25th, there’s a small pulse of 4ft to 4ft from the S with a short, choppy 12-second period. The energy is moderate (707) and the wind is looking light, possibly offshore from the West. It’s a distant maybe, but not something to clear your schedule for.
Honestly, for the vast majority of this 16-day window, the surf is too weak and wind-affected for a good paddle session. The reef set-up at South Del Mar needs better conditions. With the consistent onshore and cross-onshore flow, this stretch looks more interesting for kite surfing than a traditional surf.
Rusty.
Short Range ForecastSome drizzle, heaviest during Mon morning. Warm (max 22°C on Sun afternoon, min 17°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 24°C on Tue morning, min 20°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 14 | SSW 14 | SSW 13 | SW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 16 | SW 19 | SW 19 |
Wave Graph | |||||||||||||||||||||
405 | 405 | 417 | 439 | 384 | 316 | 210 | 326 | 312 | 179 | 213 | 154 | 154 | 249 | 150 | 167 | 161 | 122 | 121 | 177 | 181 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-on | on | cross-on | cross-on | on | glassy | on | on | glassy | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | glassy | cross-on |
High Tide | 6:11PM2.28m | 8:27AM1.44m | 7:06PM2.42m | 9:17AM1.52m | 7:59PM2.53m | 10:01AM1.59m | 8:50PM2.58m | 10:43AM1.65m | 9:39PM2.56m | 11:25AM1.71m | 10:28PM2.45m | 12:06PM1.76m | 11:16PM2.26m | 12:47PM1.80m | |||||||
Low Tide | 1:49AM0.19m | 12:32PM1.12m | 2:39AM0.01m | 1:33PM1.09m | 3:26AM-0.11m | 2:30PM1.03m | 4:10AM-0.15m | 3:23PM0.98m | 4:54AM-0.11m | 4:17PM0.95m | 5:35AM-0.00m | 5:12PM0.93m | 6:14AM0.16m | ||||||||
— | — | 5:48 | — | — | 5:48 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:52 | |
8:00 | — | — | 8:00 | — | — | 7:59 | — | — | 7:59 | — | — | 7:59 | — | — | 7:58 | — | — | 7:58 | — | 7:57 | |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 18 | 20 | 20 | 19 | 20 | 22 | 20 | 22 | 23 | 21 | 24 | 23 | 22 | 24 | 24 | 23 | 23 | 23 | 21 | 22 |
Feels °C | 18 | 18 | 19 | 19 | 19 | 21 | 22 | 20 | 23 | 22 | 21 | 24 | 22 | 23 | 24 | 24 | 23 | 22 | 22 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | W 7 | W 7 | W 7 | W 7 | W 8 | W 8 | W 7 |
405 | 405 | 417 | 439 | 384 | 316 | 210 | 326 | 312 | 179 | 213 | 154 | 93 | 133 | 61 | 62 | 81 | 112 | 90 | 57 | 49 | |
Swell 2 Height (m) Direction Period (s) | W 8 | W 9 | WNW 9 | W 9 | WNW 8 | S 15 | S 15 | S 16 | W 9 | SSW 13 | SW 19 | S 12 | SW 18 | SW 18 | SSW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 19 |
45 | 44 | 27 | 24 | 19 | 68 | 159 | 46 | 6 | 120 | 133 | 45 | 154 | 249 | 67 | 167 | 161 | 122 | 121 | 106 | 181 | |
Swell 3 Height (m) Direction Period (s) | S 21 | — | S 19 | S 20 | S 18 | W 6 | W 6 | W 9 | SW 21 | SW 19 | S 12 | SW 19 | S 12 | W 5 | SW 18 | SSW 12 | S 12 | SSW 12 | SSW 12 | SW 19 | SW 14 |
9 | — | 30 | 7 | 55 | 7 | 6 | 6 | 18 | 96 | 45 | 57 | 74 | 7 | 150 | 83 | 73 | 48 | 46 | 177 | 74 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | W 3 | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | 17 | 1 | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 120 | 0 | 83 | 16 | 6 | 36 | 36 | 0 | 36 | 36 | 0 | 35 | 35 | 13 | 36 | 13 | 13 | 83 | 83 | 0 | 138 |
Best forecast wave conditions in San Diego County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the South Del Mar Surf forecast
The above surf forecast table for South Del Mar provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at South Del Mar can be found by selecting the local surf guide option on the grey menu. Our South Del Mar surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (South Del Mar) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for South Del Mar may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
South Del Mar is 5 km (3 miles) from the very large city of Encinitas. If you plan a vacation in San Diego County, look for hotels and other accommodation in Encinitas. Encinitas has rooms for a wide range of budgets as well as cheap car hire and transport links.











