The Rock-Costa Azul Surf Break

Lat Long: 22.96° N 109.80° W

The Rock-Costa Azul Surf Forecast and Surf Report

Issued: 4 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Rock-Costa Azul sea temperature is
30.9°C
2.8° 

The Rock-Costa Azul surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


The Rock-Costa Azul surf forecast from 1 Sep 2026:

  • Best quality surf: Wednesday 2 Sep, 8AM (local time) - 10ft (3.0m), 12s period, SSE swell with cross-onshore winds.
  • Most powerful swell: Thursday 3 Sep, 11PM (local time) - 13ft (4.0m), 13s period, SSW swell with 5,547 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 2 Sep, 8AM (local time) - 10ft (3.0m), 12s period with SSE swell.

Best Forecast Surf Conditions for The Rock-Costa Azul this week:

The surf forecast for The Rock-Costa Azul over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 02) at 8AM. The primary swell is predicted to be 3.0m and 12s period with a secondary swell of 0.8m and 16s. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at The Rock-Costa Azul in the next 16 days are 4.0m 13s and forecast to arrive on Thursday (Sep 03) at 11PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Monday (Sep 07) at 2AM.

Wave TypeTime (MST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Wed 2nd Sep)10ft (3.0m) 12s
Best Surf 8AM (Wed 2nd Sep)10ft (3.0m) 12s
Most Powerful11PM (Thu 3rd Sep)13ft (4.0m) 13s

Table - best surf conditions forecast for The Rock-Costa Azul over the next 16 days.


The Lowdown

Alright, Rusty here. Let’s have a look at what’s on offer for The Rock-Costa Azul region.

Right off the bat, we’ve got a tricky start. The first recommendation doesn’t come until Tuesday the 2nd, and even then it’s not good. The first few days are a write-off for decent paddle surfing, with poor conditions on the 1st and some serious size coming in on the 2nd, 3rd and 4th that is just too big for this break. We’re talking swell heights of 10 ft to 13 ft. The combined energy on the 3rd afternoon is a massive 5284 (very strong energy), but with onshore and cross-onshore winds, it’s a messy, blown-out situation. That’s not for the average punter; it's expert-only if anything, and even then, the wind is a problem.

The real standout, the one you want to circle on the calendar, is the morning of Monday the 7th of September. That’s where it all comes together. The Rock-Costa Azul is a reef break, and we’ve got a clean 3 ft swell rolling in from the SSW, which is darn close to that optimum S direction. The period is 14 seconds – a proper groundswell with plenty of push, and perfect for this kind of setup. The best part? Glassy conditions. The wind is NW at just 3 mph, and the water is glassy. It’s going to be clean as a whistle. Combined energy is 841 (moderate wave energy), so there’s power there without being a brute. The water temp is 88°F and the anomaly is 5°F, so it’s much warmer than normal for this time of year. This is the top pick – a short window of pure magic.

The afternoon of the 7th is also okay, with glassy winds and 4 ft swell, but the swell direction is a bit more W, less ideal than the morning. Still a good session.

After that, we drop back into smaller, cleaner but less powerful surf. The 8th and 9th of September have clean conditions (cross-off and offshore winds) with swell around 2 ft to 4 ft, periods in that 13 to 17-second range – nice and lined up for a reef. The combined energy is moderate (around 200-800 range). The 9th afternoon has a 4 ft SW swell with a 17-second period, and clean conditions. That’s a lovely session for a log or a mid-length.

There’s then a bit of a gap with marginal conditions on the 10th morning, but the afternoon of the 10th turns glassy again with a 4 ft SW swell, 16-second period – real quality, but the energy is moderate.

The morning of the 11th of September is another glassy standout. Zero wind, totally calm, with a 3 ft SSW swell (perfect direction) and a 15-second period. Combined energy 504 – moderate, but the conditions will make it feel like a million bucks.

From the 12th onwards, we’re into a long run of clean but small surf, with swell heights dropping to 2 ft to 3 ft. Periods are still okay (13-18 seconds), and there’s a mix of glassy and clean cross-off conditions, especially on the 12th and 13th afternoons, and again the 16th afternoon. Nothing that will blow your socks off, but for a quiet, uncrowded session on a small day, there are options. The crowds here are noted as “often,” so expect company on the good days, especially the 7th.

To sum it up: the absolute gem is the morning of Monday the 7th of September. The 9th afternoon and the 11th morning are also strong. Everything else is clean but small, and the first few days are blown-out and oversized.

Stay stoked, catch you in the water.

- Rusty

Short Range Forecast

Heavy rain (total 77mm), heaviest during Thu morning. Warm (max 31°C on Tue morning, min 27°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 20mm), heaviest during Fri morning. Warm (max 32°C on Sun afternoon, min 28°C on Fri morning). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
2
0
0
!
!
!
!
!
!
!
3
3
4
3
4
4
3
3
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
13
0.6
SW
18
1.6
SSE
10
3.5
SSE
13
3.5
S
13
3.5
S
12
3.5
SSW
12
4
SSW
13
4
SSW
12
3
SW
12
3
SW
12
3
SW
13
2.5
SW
13
2.5
WSW
13
2.5
WSW
13
2.2
WSW
12
2
WSW
12
1.8
W
11
1
SSW
14
0.9
SSW
14
0.9
SSW
13
Wave Graph
Metric surfscale
Energy kJ
261
246
452
3501
3953
3027
3790
5266
4963
2973
2402
3018
2213
1990
2240
1384
1072
757
413
297
273
Wind (km/h)
15
SSE
15
SSE
10
SE
20
ESE
20
ESE
15
E
15
SE
15
S
10
SE
15
ESE
15
SSW
10
S
15
S
25
WSW
5
NNW
10
SSW
25
W
15
NW
5
NW
5
SSE
10
NW
Wind State
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
cross
cross
cross
cross-off
cross-off
cross
off
off
glassy
glassy
cross-off
High Tide
10:21AM1.64m
10:59PM1.15m
10:50AM1.60m
11:58PM0.96m
11:27AM1.53m
12:32PM1.43m
3:10PM1.38m
7:32AM1.20m
5:00PM1.48m
7:29AM1.29m
6:03PM1.61m
Low Tide
5:04PM0.43m
4:14AM0.66m
6:03PM0.50m
4:15AM0.78m
7:52PM0.57m
10:45PM0.47m
11:53PM0.31m
11:25AM1.06m
00:34AM0.18m
12:18PM0.89m
1:09AM0.11m
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:01
6:01
6:01
6:01
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:36
6:35
6:34
6:32
6:31
6:30
6:30
 mm
1
14
4
5
13
18
11
11
7
4
2
7
2
6
14
Temp °C
31
31
29
30
30
29
29
28
28
29
30
29
31
31
29
31
32
28
31
30
29
Feels °C
33
33
33
31
31
32
30
28
30
31
32
33
34
33
32
34
33
30
36
34
33
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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 The Rock-Costa Azul Surf forecast

The above surf forecast table for The Rock-Costa Azul provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at The Rock-Costa Azul can be found by selecting the local surf guide option on the grey menu. Our The Rock-Costa Azul 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 (The Rock-Costa Azul) 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 The Rock-Costa Azul 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.

The Rock-Costa Azul is 13 km (8 miles) from Cabo San Lucas. If you plan a holiday in Baja Sur, look for hotels and other accommodation in Cabo San Lucas. Cabo San Lucas has rooms for a wide range of budgets as well as car hire and transport links.

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