
Surf Forecasts:
South Del Mar surf forecast from 3 Sep 2026:
- Best quality surf: Thursday 3 Sep, 11PM (local time) - 3.5ft (1.0m), 18s period, SSW swell with glassy winds.
- Most powerful swell: Sunday 6 Sep, 8AM (local time) - 6.5ft (2.0m), 14s period, S swell with 1,640 kJ wave energy.
- Next surfable swell (1★+): Thursday 3 Sep, 8AM (local time) - 2ft (0.6m), 19s 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 Thursday (Sep 03) at 8AM. The primary swell is predicted to be 0.6m and 19s period with a secondary swell of 0.8m and 6s. Another secondary swell of 0.9m and 11s is also forecast. 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 2.0m 14s and forecast to arrive on Sunday (Sep 06) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Thu 3rd Sep) | 2ft (0.6m) 19s |
| Best Surf | 11PM (Thu 3rd Sep) | 3.5ft (1.0m) 18s |
| Most Powerful | 8AM (Sun 6th Sep) | 6.5ft (2.0m) 14s |
Table - best surf conditions forecast for South Del Mar over the next 16 days.
The Lowdown
G’day, Rusty here. Let’s talk about what’s going on at South Del Mar.
Alright mate, it’s a bit of a slow burner down this end. We’ve got a bit of a wait on our hands before anything really worth paddling out for shows up. For the first couple of days, it’s pretty average – small and chopped up by the wind. The real action starts to bubble up from Saturday the 5th onward, with the best window shaping up to be Sunday the 6th into Monday the 7th.
Thursday the 3rd is a washout. Only 2ft of weak swell coming from the SW with a cross-onshore breeze, and the energy is just not there (427). The water’s about average for this time of year, nothing wild, but you won’t care because it’s poor out there. Friday the 4th is a little better with a touch more size, around 3ft from the SSW, but it’s still onshore and messy. The energy picks up a notch (700), but it’s still barely marginal.
Now, here’s where it gets interesting. Saturday morning, September 5th, we see the swell start building. It’s still small and onshore in the morning at 3ft (917), but by the afternoon the combined energy jumps to 1185 – that’s moderate, solid juice for this spot. The swell hits 4ft from the SSW, but the wind is onshore from the WSW. It’s a little better, but not clean.
Sunday, September 6th, is the standout. Morning sees the swell jump to 6ft from the south, with a period of 14 seconds, giving it some real push. The energy is strong, clocking in at 1430. The wind? It goes cross-shore from the SSW early, and by the afternoon it flips to a light onshore from the WSW. It’s still a bit lumpy, but this is the best size we’re going to get. Monday the 7th holds similar energy – 6ft to 7ft from the SSW with 14-second periods – but the onshore wind keeps it from being glassy. That said, with that much south swell, South Del Mar’s reef setup will have some proper lines pushing through. It’s a fairly consistent spot and exposed to the swell, but keep in mind it’s a beginner-friendly break – at 6ft, it’s pushing the limits for a learner. Also, it gets crowded often here, so expect some company.
After that peak, the energy drops away fast. Tuesday the 8th is down to 6ft, energy at 1102, and by Wednesday the 9th we’re back to 4ft. From Thursday the 10th through to the end of the forecast, it’s pretty flat and sad. Swell barely scrapes 3ft most days, with energy dipping into the 200 to 400 range. Winds stay onshore or cross-onshore, so there’s not a single clean day in the second week. Saturday the 12th and Sunday the 13th are particularly grim – tiny and weak.
So, to sum it up: if you’re keen, make the most of Sunday the 6th and Monday the 7th. That’s your window. After that, it’s a long dry spell right through to the 18th with nothing worth chasing. The blank run is real this time, but with it being fairly consistent here, it won’t stay poor forever – forecasts can always shift.
Stay salty, Rusty.
Short Range ForecastMostly dry. Warm (max 24°C on Sat morning, min 20°C on Thu morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 25°C on Sun morning, min 22°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | SW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 14 | S 14 | S 14 | S 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 11 | SW 16 | SW 17 |
Wave Graph | |||||||||||||||||||||
239 | 455 | 651 | 587 | 717 | 620 | 506 | 657 | 1207 | 1576 | 1572 | 736 | 1483 | 1359 | 1230 | 968 | 880 | 532 | 317 | 278 | 419 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | glassy | cross-on | on | cross | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | cross-on | on | cross-on | on |
High Tide | 1:47PM1.99m | 6:09AM1.25m | 3:12PM1.98m | 7:12AM1.38m | 4:45PM2.04m | 7:40AM1.51m | 6:00PM2.14m | 8:08AM1.64m | 7:00PM2.24m | 8:36AM1.76m | 7:50PM2.29m | 9:04AM1.87m | 8:37PM2.28m | ||||||||
Low Tide | 10:06PM0.60m | 6:57AM1.24m | 11:36PM0.46m | 10:00AM1.32m | 00:39AM0.30m | 11:49AM1.23m | 1:26AM0.18m | 12:55PM1.08m | 2:06AM0.11m | 1:47PM0.90m | 2:42AM0.11m | 2:33PM0.74m | 3:15AM0.17m | ||||||||
6:24 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | |
— | 7:10 | — | — | 7:09 | — | — | 7:08 | — | — | 7:07 | — | — | 7:06 | — | — | 7:05 | — | — | 7:02 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 22 | 20 | 22 | 22 | 21 | 24 | 24 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 25 | 23 | 25 | 25 | 24 |
Feels °C | 21 | 20 | 20 | 22 | 21 | 22 | 23 | 23 | 24 | 25 | 25 | 24 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | W 6 | SW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | S 13 | S 14 | S 14 | S 14 | S 14 | S 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SW 10 |
47 | 455 | 651 | 587 | 717 | 620 | 421 | 637 | 1207 | 1576 | 1572 | 736 | 1483 | 1359 | 1230 | 968 | 880 | 532 | 317 | 220 | 139 | |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SSW 10 | W 6 | W 6 | SSE 14 | SSE 13 | SSW 16 | SSW 16 | W 10 | SW 20 | W 12 | SSW 15 | W 6 | WSW 11 | SW 10 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 17 |
138 | 55 | 41 | 24 | 210 | 286 | 506 | 657 | 56 | 15 | 3 | 596 | 15 | 11 | 4 | 152 | 49 | 130 | 214 | 278 | 419 | |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 12 | SW 11 | SSW 11 | SW 10 | W 5 | SW 12 | WNW 6 | W 13 | — | — | WSW 11 | W 11 | W 11 | SW 18 | SSW 21 | SSW 21 | W 12 | SW 20 | SSW 12 | W 6 |
239 | 72 | 61 | 79 | 50 | 11 | 48 | 6 | 14 | — | — | 11 | 2 | 2 | 50 | 44 | 42 | 3 | 97 | 14 | 32 | |
Wind waves Height (m) Direction Period (s) | — | W 6 | — | — | W 6 | — | WNW 4 | — | WNW 6 | — | WNW 6 | WNW 6 | — | W 6 | WNW 5 | WNW 5 | W 5 | W 5 | WNW 6 | WNW 6 | — |
— | 31 | — | — | 23 | — | 4 | — | 12 | — | 22 | 17 | — | 15 | 8 | 8 | 15 | 25 | 25 | 31 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 36 | 36 | 0 | 36 | 36 | 9 | 35 | 35 | 9 | 13 | 35 | 18 | 35 | 200 | 0 | 35 | 200 | 6 | 36 | 35 |
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.










