Mundaka Surf Break

Lat Long: 43.42° N 2.70° W

Mundaka Surf Forecast and Surf Report

Issued: 1 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mundaka sea temperature is
23.7° C
2.2° 

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


Mundaka surf forecast from 12 Aug 2026:

  • Best quality surf: Sunday 16 Aug, 2AM (local time) - 3ft (0.9m), 7s period, NW swell with glassy winds.
  • Most powerful swell: Sunday 16 Aug, 2PM (local time) - 4.5ft (1.3m), 8s period, NW swell with 227 kJ wave energy.
  • Next surfable swell (1★+): Sunday 16 Aug, 2AM (local time) - 3ft (0.9m), 7s period with NW swell.

Best Forecast Surf Conditions for Mundaka this week:

The surf forecast for Mundaka over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 16) at 2AM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.6m and 5s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Mundaka in the next 16 days are 1.3m 8s and forecast to arrive on Sunday (Aug 16) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 16th Aug)3ft (0.9m) 7s
Best Surf 2AM (Sun 16th Aug)3ft (0.9m) 7s
Most Powerful 2PM (Sun 16th Aug)4.5ft (1.3m) 8s

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


The Lowdown

G'day, it's Rusty.

I'll be straight with you – the next 16 days at Mundaka are a tough watch. We've got a long stretch of nothing but poor surf conditions, with the odd flicker of something surfable but nothing you'd get excited about. The first real chance of a wave that's not a total write-off doesn't arrive until Sunday the 23rd of August, and even then, it's only just surfable.

Let's walk through it. From Wednesday the 12th right through to the end of Saturday the 22nd, it's a grinding run of poor surf. The swell is tiny, mostly under 3ft, with a combined energy that's generally weak (values between 47 and 204). The winds are a real killer – constantly cross, cross-onshore, or just plain onshore, keeping everything choppy and messy. There's a lot of moderate breeze and even some stronger stuff, so the paddle out wouldn't be fun for no reward.

The first real break in the gloom comes on Sunday the 23rd of August. The morning shows a 3ft swell from the NNW with a 9-second period, giving a combined energy of 109 (moderate). The wind is a light ESE cross-off, which will clean things up. The guidance calls it "surfable waves but very ordinary conditions." It's not a standout, but it's the first window where you wouldn't be totally wasting your time. The water temperature is typical for this time of year.

Then we get another gap. Monday the 24th is a write-off with fresh to near gale force winds, and Tuesday the 25th is just as brutal with strong cross-shore winds. The swell is tiny, and the conditions are messy.

Wednesday the 26th of August offers a little hope. The morning sees a 3ft NW swell with an 8-second period, combined energy of 93 (weak), but the wind is a light SE cross-off, keeping it clean. The afternoon is even better with a glassy 3ft NW swell and a combined energy of 134 (moderate). Again, it's only "surfable waves but very ordinary conditions," but the glassy wind is a major positive.

Finally, Thursday the 27th of August shows some promise. The morning has a 3ft swell from the NW, but this one has a longer 11-second period, giving it a combined energy of 218 (moderate). The wind is a light WSW cross-off, keeping it clean. This is the best-looking window in the whole forecast. The longer period means better shaped waves, though at a beach break like Mundaka, it can sometimes make them a bit straight. Still, it's the pick of a poor bunch.

So, the honest truth is: don't hold your breath for the first ten days. If you're desperate, Sunday the 23rd is a maybe, but Wednesday the 26th and Thursday the 27th are the only real chances for a half-decent session. Conditions can change, but right now, it's a waiting game.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 25°C on Wed afternoon, min 20°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 23°C on Sat afternoon, min 21°C on Sat night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
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
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
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
NNW
8
0.5
NW
8
0.4
NW
8
0.4
WNW
10
0.4
WNW
10
0.6
WNW
11
0.6
WNW
10
0.6
WNW
9
0.6
WNW
9
0.6
WNW
9
0.9
NNW
6
0.9
NW
7
1.1
NW
8
1.3
NW
8
1.1
NW
7
0.9
NW
7
0.9
NNW
7
0.9
NNW
7
0.7
NNW
6
0.6
NNW
6
0.5
NNW
6
Wave Graph
Metric surfscale
Energy kJ
44
30
18
37
33
78
64
58
55
53
66
77
165
216
136
69
88
70
31
25
18
Wind (km/h)
0
N
10
NE
10
WSW
5
NNW
10
NNW
15
W
15
WNW
15
NW
10
W
10
NNW
10
NW
5
NNW
10
WNW
15
NNW
10
WNW
10
WNW
15
NW
15
W
15
NW
15
NNW
5
SW
Wind State
glassy
cross-on
cross-off
glassy
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
glassy
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
on
glassy
High Tide
5:12PM3.96m
5:40AM3.72m
5:56PM4.10m
6:22AM3.78m
6:38PM4.11m
7:01AM3.74m
7:17PM4.00m
7:39AM3.63m
7:56PM3.78m
8:16AM3.45m
8:33PM3.49m
8:53AM3.24m
9:13PM3.17m
Low Tide
10:49AM0.22m
11:22PM-0.05m
11:34AM0.06m
00:05AM-0.15m
12:16PM-0.01m
00:46AM-0.12m
12:56PM0.02m
1:25AM0.01m
1:36PM0.16m
2:03AM0.23m
2:16PM0.37m
2:40AM0.51m
2:57PM0.64m
3:20AM0.81m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:13
7:15
7:16
7:16
7:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:19
9:16
9:15
9:14
9:13
9:10
9:09
 mm
2
Temp °C
23
25
24
24
25
23
22
24
23
22
23
22
22
23
22
22
23
23
21
23
21
Feels °C
26
26
26
27
26
23
23
25
23
24
25
23
23
23
22
23
23
24
21
22
21
  • Map Icons:
  • Break
  • 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 Mundaka Surf forecast

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

Mundaka is 2 km (1 miles) from Bermeo. If you plan a holiday in Pais Vasco, look for hotels and other accommodation in Bermeo. Bermeo has rooms for a wide range of budgets as well as car hire and transport links.

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