South Del Mar Surf Break

Lat Long: 32.99° N 117.28° W

South Del Mar Surf Forecast and Surf Report

Issued: 4 pm 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's South Del Mar sea temperature is
24.3° C
4.6° 

South Del Mar surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


South Del Mar surf forecast from 1 Aug 2026:

  • Best quality surf: Saturday 1 Aug, 2AM (local time) - 3ft (0.9m), 14s period, SSW swell with glassy winds.
  • Most powerful swell: Friday 7 Aug, 11AM (local time) - 2.5ft (0.7m), 19s period, SSW swell with 329 kJ wave energy.
  • Next surfable swell (1★+): Saturday 1 Aug, 2AM (local time) - 3ft (0.9m), 14s 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 (Aug 01) at 2AM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 0.7m and 10s. 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 0.7m 19s and forecast to arrive on Friday (Aug 07) at 11AM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sat 1st Aug)3ft (0.9m) 14s
Best Surf 2AM (Sat 1st Aug)3ft (0.9m) 14s
Most Powerful11AM (Fri 7th Aug)2.5ft (0.7m) 19s

Table - best surf conditions forecast for South Del Mar over the next 16 days.


The Lowdown

Hey, Rusty here. Gotta level with you – the outlook for South Del Mar is a real bummer. We’ve got a full 16-day window, but don’t get your hopes up. The first chance at any waves isn’t until Friday afternoon, July 31st, and the whole forecast is marked as "poor surf conditions." Every single session. So there’s a gap right at the start, and then a long string of almost-good-enough that just isn’t.

Let’s break down Friday afternoon, July 31st. South Del Mar is a reef break that’s good for beginners. The water’s running at 76°F – that’s a whopping 8°F warmer than average for this time of year, which is a big deal. You’ll get small 3ft waves from the SSW, but with a short 14-second period. The combined wave energy is moderate at (431). The trouble is the wind: 6 mph from the W, which is onshore. Light, sure, but it’s onshore. For a beginner spot, the size is okay, but the quality isn’t there.

Moving into Saturday, August 1st, and Sunday, August 2nd, the swell drops smaller. Saturday morning has a 2ft SSW swell with a 13-second period and moderate energy (245). By Sunday morning, it’s a 2ft SW swell with a 14-second period and moderate energy (188). The wind is still light, but it’s cross-onshore from the SW at 9 mph, making for bumpy and choppy conditions.

From August 3rd all the way to August 7th, it’s the same story. Tiny waves, 1ft to 2ft, with periods from 13 to 19 seconds. The wind is always light to gentle, but it’s onshore or cross-onshore from the W, WSW, or SW.

If I have to pick one day that’s the least bad, it’s Friday morning, August 7th. The swell bumps to 2ft from the SSW, and the period jumps to a very long 19 seconds – that’s real groundswell energy. The combined energy is moderate to strong at (484). The wind is light from the WSW at 6 mph, but it’s still onshore. It’s the cleanest onshore we get. For a beginner, 2ft is fine. Later that afternoon, the wind picks up to 9 mph, so the morning is your only shot.

From August 8th through August 15th, the pattern doesn’t change. Small swell, 2ft to 3ft, with long periods (15-20 seconds), moderate to strong energy (349 to 496), and always a light to gentle onshore or cross-onshore breeze from W or WSW. The swell comes from the SSW or SW, which aligns well with the break’s optimum WSW direction.

Honestly, this setup is more interesting for a kite surfer than a paddle surfer. For a break that’s usually fairly consistent, this is a dry spell. It usually doesn’t stay this poor for long, and forecasts can shift. But for now, keep your board in the car.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Sat morning, min 21°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 24°C on Mon afternoon, min 21°C on Mon night). Wind will be generally light.

Fri
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
2
0
0
2
0
0
1
0
0
1
0
0
0
0
0
1
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
14
0.9
SSW
14
0.7
SSW
13
0.6
SSW
14
0.6
S
13
0.5
SW
14
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.4
SW
16
0.5
SW
15
0.5
SW
15
0.5
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
13
0.6
SW
13
0.4
SSW
18
Wave Graph
Metric surfscale
Energy kJ
261
265
170
125
119
89
87
82
80
91
91
115
107
103
128
125
160
111
138
126
Wind (km/h)
10
W
5
W
10
WSW
10
W
5
SW
15
SW
10
W
5
WSW
10
WSW
15
WSW
5
SW
15
SW
15
WSW
5
WNW
15
SW
15
W
5
W
15
WSW
15
WSW
5
WSW
Wind State
on
glassy
on
on
glassy
cross-on
on
glassy
cross-on
cross-on
glassy
cross-on
on
cross-on
cross-on
on
glassy
cross-on
cross-on
glassy
High Tide
10:42PM2.07m
11:59AM1.73m
11:18PM1.91m
12:27PM1.79m
11:59PM1.72m
12:59PM1.85m
00:50AM1.51m
1:38PM1.90m
2:07AM1.31m
2:30PM1.95m
4:22AM1.20m
3:37PM2.01m
Low Tide
4:42PM0.96m
5:33AM0.36m
5:25PM0.95m
5:57AM0.49m
6:15PM0.93m
6:21AM0.63m
7:17PM0.90m
6:47AM0.78m
8:36PM0.86m
7:18AM0.94m
10:15PM0.74m
8:02AM1.09m
11:46PM0.56m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:03
6:03
6:05
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:49
7:47
7:46
7:45
7:45
7:44
7:43
 mm
Temp °C
22
22
25
24
23
25
25
22
24
24
22
23
23
22
23
23
22
23
23
21
Feels °C
22
24
26
24
24
25
25
23
25
24
23
23
23
23
23
23
23
23
22
22
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

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