
Surf Forecasts:
Mundaka surf forecast from 31 Jul 2026:
- Most powerful swell: Saturday 1 Aug, 8AM (local time) - 2.5ft (0.7m), 8s period, NW swell with 67 kJ wave energy.
Best Forecast Surf Conditions for Mundaka this week:
The most powerful waves expected at Mundaka in the next 16 days are 0.7m 8s and forecast to arrive on Saturday (Aug 01) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 8AM (Sat 1st Aug) | 2.5ft (0.7m) 8s |
Table - best surf conditions forecast for Mundaka over the next 16 days.
The Lowdown
Alright, let’s take a look at the forecast for Mundaka.
First up, I gotta be straight with you – the next 16 days are looking pretty grim for this legendary river-mouth wave. The energy just isn't there. We’re looking at a long stretch of tiny, weak swell with poor conditions. The combined energy barely cracks 69 at its best, and most of the time it’s sitting in the weak 20s and 30s. That’s not gonna push a proper wave down the point.
The first few days, from July 31st right through the first week of August, are all about swells under 2 ft with short periods of 6 to 8 seconds. That’s windswell, not the long-period groundswell that Mundaka needs to fire. The water temperature is 75°, which is 5° warmer than normal – that’s much warmer than you’d expect this time of year, a real oddity.
You’ll see some glassy mornings, like the morning of August 1st with a 2 ft NW swell and glassy wind, but it’s still “poor surf conditions” – just not enough size or period to get the sandbar working. The afternoon of August 1st goes cross-on with a NNE breeze, which doesn’t help.
The whole first week is a washout. There’s a small bump on August 8th morning with a 3 ft NW swell, but the period is a shocking 4 seconds – that’s just wind chop, not a rideable wave. The wind is cross-shore, so even that tiny bump is messy.
The second week doesn’t offer much hope either. August 11th has a 1 ft NW swell with a period of 11 seconds, which is better period, but the size is tiny and the wind is cross-on from the WNW at 9-12 mph, making for choppy conditions. The energy is only 51. August 14th morning has the biggest swell of the whole run at 3 ft from the WNW, but again, a short 5-second period and cross-on wind. The energy is still only 46.
The crowd situation at Mundaka is often busy, but with surf this poor, it’s not going to be an issue because nobody will be out. The break is consistent, but it’s consistently flat.
So, to be honest, there’s no standout session in this whole 16-day window. The best you could hope for is a glassy morning on a tiny day, like August 10th morning with a 2 ft NW swell, glassy ENE wind, and a bit more energy (44). But even that’s a long shot for a proper wave. If you’re desperate for a paddle, you might find a knee-high wave, but don’t expect anything worth the drive.
Rusty
Short Range ForecastLight rain (total 2mm), mostly falling on Fri morning. Warm (max 23°C on Sun afternoon, min 17°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 23°C on Mon afternoon, min 18°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | |||||||||||||||
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) | NW 8 | NW 8 | NW 7 | NW 8 | NW 8 | NNW 6 | N 6 | N 6 | NNW 6 | NW 5 | NW 7 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 |
Wave Graph | |||||||||||||||||||||
53 | 30 | 26 | 67 | 57 | 29 | 22 | 22 | 43 | 12 | 9 | 17 | 16 | 25 | 25 | 13 | 13 | 6 | 23 | 37 | 19 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | glassy | cross-on | glassy | glassy | cross-on | cross | cross | on | glassy | glassy | on | cross-off | cross-on | on | cross-on | on | on | glassy |
High Tide | 6:41PM3.66m | 7:00AM3.40m | 7:13PM3.67m | 7:33AM3.39m | 7:46PM3.61m | 8:07AM3.34m | 8:22PM3.51m | 8:45AM3.26m | 9:03PM3.36m | 9:29AM3.14m | 9:52PM3.17m | 10:24AM3.00m | 10:56PM2.99m | ||||||||
Low Tide | 12:26PM0.38m | 00:52AM0.30m | 12:59PM0.36m | 1:25AM0.30m | 1:32PM0.39m | 1:59AM0.35m | 2:09PM0.47m | 2:36AM0.45m | 2:49PM0.59m | 3:18AM0.60m | 3:37PM0.75m | 4:09AM0.78m | 4:37PM0.90m | ||||||||
6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | |
— | — | 9:35 | — | — | 9:32 | — | — | 9:31 | — | — | 9:30 | — | — | 9:30 | — | — | 9:28 | — | — | 9:27 | |
mm | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 22 | 22 | 20 | 22 | 21 | 21 | 23 | 22 | 21 | 23 | 22 | 21 | 23 | 22 | 21 | 23 | 22 | 21 | 22 | 21 |
Feels °C | 21 | 22 | 23 | 21 | 22 | 21 | 22 | 22 | 21 | 22 | 24 | 23 | 23 | 23 | 23 | 21 | 23 | 23 | 22 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | NW 8 | NW 8 | NW 7 | NW 8 | NW 8 | NNW 6 | N 6 | N 6 | NNW 6 | NW 5 | NNW 4 | NNW 4 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 |
53 | 30 | 26 | 67 | 57 | 29 | 22 | 22 | 43 | 12 | 7 | 4 | 16 | 25 | 25 | 13 | 13 | 6 | 23 | 37 | 19 | |
Swell 2 Height (m) Direction Period (s) | N 4 | — | NW 9 | W 10 | N 7 | NW 7 | NW 7 | NW 7 | WNW 10 | NNW 7 | NW 7 | WNW 9 | NNW 5 | NNW 7 | NNW 4 | N 4 | — | NW 10 | — | — | NNE 3 |
2 | — | 12 | 2 | 4 | 9 | 12 | 7 | 10 | 5 | 7 | 17 | 4 | 5 | 2 | 1 | — | 4 | — | — | 2 | |
Swell 3 Height (m) Direction Period (s) | — | — | N 4 | — | W 8 | WNW 9 | WNW 9 | WNW 9 | — | WNW 10 | WNW 10 | NW 7 | NNW 7 | NNW 7 | NW 7 | N 7 | — | N 3 | — | — | NNW 9 |
— | — | 1 | — | 1 | 8 | 8 | 8 | — | 9 | 9 | 8 | 5 | 5 | 2 | 1 | — | 1 | — | — | 8 | |
Wind waves Height (m) Direction Period (s) | — | N 4 | — | — | — | — | — | — | — | — | — | — | — | N 4 | — | — | N 4 | — | NE 3 | NE 3 | — |
— | 1 | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | 1 | — | 3 | 2 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 506 | 1533 | 56 | 2 | 2 | 3 | 3 | 771 | 45 | 258 | 398 | 75 | 260 | 507 | 169 | 344 | 774 | 256 | 244 | 480 | 256 |
Best forecast wave conditions in Pais Vasco | |||||||||||||||||||||
Best forecast wave conditions in Spain (Europe) | |||||||||||||||||||||
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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.











