Costa Banderas Surf Break

Lat Long: 20.75° N 105.46° W

Costa Banderas Surf Forecast and Surf Report

Issued: 11 pm 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Costa Banderas sea temperature is
31.7° C
2.2° 

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


Costa Banderas surf forecast from 14 Aug 2026:

  • Best quality surf: Friday 14 Aug, 9AM (local time) - 2ft (0.6m), 18s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Friday 14 Aug, 6PM (local time) - 3ft (0.9m), 17s period, SW swell with 487 kJ wave energy.
  • Next surfable swell (1★+): Friday 14 Aug, 9AM (local time) - 2ft (0.6m), 18s period with SSW swell.

Best Forecast Surf Conditions for Costa Banderas this week:

The surf forecast for Costa Banderas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 14) at 9AM. The primary swell is predicted to be 0.6m and 18s period with a secondary swell of 0.6m and 14s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Costa Banderas in the next 16 days are 0.9m 17s and forecast to arrive on Friday (Aug 14) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 5s period and expected on Friday (Aug 14) at 3PM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Fri 14th Aug)2ft (0.6m) 18s
Best Surf 9AM (Fri 14th Aug)2ft (0.6m) 18s
Most Powerful 6PM (Fri 14th Aug)3ft (0.9m) 17s

Table - best surf conditions forecast for Costa Banderas over the next 16 days.


The Lowdown

Alright, Rusty here again. Let’s break it down in feet and miles per hour.

We’re looking at a run of small but steady swell. Not a massive, heart-thumping stretch, but there are a few windows where it all syncs up for clean, fun waves. Most of it is just small, rideable stuff, but a couple sessions stand out big time.

Only one spot in the picture: Costa Banderas. Things kick off Friday morning, August 14th. The water temp is about normal for this time of year. That morning, we see a clean 2ft SSW swell, with an 18-second period. That’s real groundswell, with decent energy behind it (394). The wind is light cross-off from the east at 3 mph, so it’ll be clean. It’s a reef, so that long-period energy will wrap in and give you some proper lines.

Saturday morning, August 15th, is the absolute standout of the whole forecast. The swell bumps to 3ft from the SW, still a long 16-second period. The wind goes dead glassy from the east at 3 mph. You can’t ask for better. The combined energy is solid (371). This is the morning to chase. It’s not big, so it’s good for everyone, and the reef will handle that long period perfectly.

Sunday the 16th through Monday the 17th, the swell drops back to 2ft with a shorter 14-second period. Winds stay light and clean, mostly cross-off, so it’s still fun, just a step down from the weekend. Energy sits around 211-224.

Tuesday morning the 18th has another glassy window with a 2ft swell, but the energy has dropped to 145. Clean, but small.

Then we hit a dry spell. From Wednesday the 19th through the end of the week, the swell shrinks to 1ft - 2ft, with thunderstorms and messy afternoon winds. Afternoons get onshore or strong, so it’s a washout. The energy drops to double digits (85, 95). That’s about a 7-day gap where the surf is either too small or blown out.

Things start to build again slowly after the 21st. Saturday the 22nd and Sunday the 23rd have a tiny bump to 2ft, but it’s still small and afternoons are messy. The real return starts Monday, August 24th, with a 2ft short-period swell, and then Tuesday the 25th kicks off a new little run. Tuesday morning has 3ft from the SW at a 12-second period, clean with cross-off winds from the NE at 6 mph and decent energy (275). Wednesday the 26th looks similar. The last real highlight is Friday morning, August 28th. You’ve got 2ft from the SW at 14 seconds, but the energy jumps to 304, and the wind is glassy from the ENE at 3 mph. That’s another little gem to end the run.

So, the clear winner is Saturday morning, August 15th. That glassy 3ft SW swell at Costa Banderas is as good as it gets in this window. The backup is Friday morning, August 28th, with that glassy 304-energy wave. Everything else is small but clean, or blown out. Crowds can show up “sometimes” here, so those glassy mornings will likely draw a few more people, but for waves that clean, it’s worth it.

Rusty.

Short Range Forecast

Moderate rain (total 11mm), heaviest on Sat night. Warm (max 31°C on Fri afternoon, min 26°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 9mm), mostly falling on Mon afternoon. Warm (max 30°C on Mon morning, min 26°C on Mon night). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
2
2
1
2
1
2
1
1
0
1
0
1
1
1
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
15
0.6
SSW
18
0.9
SW
17
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
15
0.8
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.6
SSW
13
0.6
SSW
14
0.6
SSW
14
0.7
SW
16
0.6
SSW
15
0.6
SSW
14
0.6
SSW
14
Wave Graph
Metric surfscale
Energy kJ
171
209
439
427
362
362
322
251
214
208
203
197
120
133
140
251
146
140
136
Wind (km/h)
10
E
5
E
15
NW
10
SE
5
E
15
W
5
ENE
10
NNE
15
WNW
10
E
5
NE
15
WSW
15
NE
5
NW
10
WNW
10
NE
5
NE
15
NW
10
NE
Wind State
cross
cross-off
cross-off
cross-on
glassy
cross
cross-off
cross-off
cross-off
cross
cross-off
cross
cross-off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:52PM1.53m
10:49AM1.36m
10:29PM1.42m
11:11AM1.36m
11:04PM1.28m
11:30AM1.35m
11:37PM1.13m
11:47AM1.32m
00:11AM0.97m
12:01PM1.28m
00:57AM0.82m
12:10PM1.22m
Low Tide
4:28AM0.16m
4:33PM0.52m
4:50AM0.30m
5:08PM0.51m
5:07AM0.45m
5:44PM0.53m
5:16AM0.58m
6:22PM0.57m
5:14AM0.68m
7:11PM0.63m
4:43AM0.75m
10:17PM0.67m
thunderstorm
clear
clear
part cloud
part cloud
clear
thunderstorm
part cloud
light rain
part cloud
clear
thunderstorm
thunderstorm
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:39
6:41
6:41
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:31
7:30
7:30
7:30
7:29
7:28
 mm
1
9
1
8
1
Temp °C
29
30
31
29
30
31
30
30
30
28
30
30
26
29
30
29
30
30
29
Feels °C
33
33
34
33
33
35
36
34
32
33
35
34
29
33
34
33
34
33
32
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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 Costa Banderas Surf forecast

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

Costa Banderas is 27 km (17 miles) from Puerto Vallarta. If you plan a holiday in Nayarit, look for hotels and other accommodation in Puerto Vallarta. Puerto Vallarta has rooms for a wide range of budgets as well as car hire and transport links.

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