El Mongol Surf Break

Lat Long: 43.54° N 5.67° W

El Mongol Surf Forecast and Surf Report

Issued: 1 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's El Mongol sea temperature is
21.9° C
1.6° 

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


El Mongol surf forecast from 16 Aug 2026:

  • Best quality surf: Friday 21 Aug, 5AM (local time) - 5ft (1.5m), 10s period, NNW swell with glassy winds.
  • Most powerful swell: Thursday 20 Aug, 8PM (local time) - 5ft (1.5m), 12s period, NNW swell with 603 kJ wave energy.
  • Next surfable swell (1★+): Thursday 20 Aug, 2AM (local time) - 2.5ft (0.7m), 11s period with NNW swell.

Best Forecast Surf Conditions for El Mongol this week:

The surf forecast for El Mongol over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 20) at 2AM. The primary swell is predicted to be 0.7m and 11s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at El Mongol in the next 16 days are 1.5m 12s and forecast to arrive on Thursday (Aug 20) at 8PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Saturday (Aug 22) at 2PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Thu 20th Aug)2.5ft (0.7m) 11s
Best Surf 5AM (Fri 21st Aug)5ft (1.5m) 10s
Most Powerful 8PM (Thu 20th Aug)5ft (1.5m) 12s

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


The Lowdown

Alright, Rusty here. Let’s talk about what’s coming up at El Mongol over the next couple of weeks. Honestly, it’s a bit of a slow start, but there is a light at the end of the tunnel if you can wait.

Water temp is sitting at a balmy 71°F, which is about 3°F warmer than usual for this time of year – a touch warmer than normal, so you can leave the thickest rubber at home for now. El Mongol (a reef setup) is consistent and fairly exposed to the swell, with an optimum direction from the NNW.

The first week is pretty grim, mate. We’ve got poor surf conditions from Sunday the 16th right through to Wednesday the 19th. Swell is tiny, mostly under 3 ft, and the energy is weak with readings mostly under 100. The wind is all over the place – cross, cross-off, glass – but the swell just isn't there to do anything with. Tuesday morning the 18th is clean with a light cross-off breeze but only 1 ft of weak swell. It’s a write-off.

We finally see a pulse of energy arrive on Thursday morning the 20th. Swell jumps to 2 ft from the NNW with a period of 10 seconds, and the combined energy hits 185 – moderate. Conditions are glassy in the morning, so it’s surfable but only just. The afternoon sees the swell bump to 3 ft and the energy up to 361, but it’s a cross-shore wind and conditions are marginal. Still, it’s the first sniff of something rideable.

If you can hold out for Friday the 21st, that’s your standout. Morning and afternoon both look solid: swell hits 5 ft in the morning, dropping slightly to 4 ft in the afternoon, both from the NNW with a 10-second period. The energy is strong at 394 and 426 respectively, and the wind swings to glassy. This is clean, fun-sized surf for intermediates and up. It’s not huge, but it’s the best the forecast has to offer.

Then it drops away again. Saturday the 22nd through to the end of the month is mostly poor. There’s a spike Monday the 24th with 7 ft to 7 ft swell (energy up to 905 – strong), but the wind is cross-shore and it’s choppy, so it’s marginal at best. That’s more of a messy, powerful day for experts only, not a clean day for most.

Looking out to the 30th and 31st, there’s a bit of promise with 4 ft to 4 ft swell from the NNW and moderate energy (around 300-400), but the wind is cross-onshore or onshore. Clean it ain’t. Could be worth a look if the wind swings, but nothing to get too excited about this far out.

Best bet: Friday the 21st of August. Clean, glassy conditions with 4 ft to 5 ft of NNW swell at 10 seconds. Get in the water.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 24°C on Tue afternoon, min 17°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 6mm), mostly falling on Thu morning. Warm (max 24°C on Wed afternoon, min 17°C on Wed morning). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
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
1
1
2
2
2
1
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)
0.9
NNW
7
0.9
NNW
7
0.5
NW
8
0.7
NW
7
0.7
NNW
7
0.6
NNW
8
0.4
NNW
8
0.3
NNW
8
0.6
NNE
4
0.4
NE
4
0.3
NW
10
0.7
NNW
11
0.7
NNW
10
1
NNW
12
1.5
NNW
11
1.4
NNW
10
1.3
NNW
10
1.1
NNW
9
0.8
NNW
8
0.7
NNW
8
0.6
NNW
8
Wave Graph
Metric surfscale
Energy kJ
88
75
30
56
47
44
24
13
13
6
17
109
90
289
521
386
325
199
90
59
41
Wind (km/h)
5
NE
10
NE
0
SE
10
NNE
15
NE
5
E
10
ENE
10
ENE
5
SSE
5
N
10
NNE
5
SW
5
N
10
NE
5
NE
5
ENE
5
NE
0
SSE
15
NNE
0
ESE
5
SE
Wind State
cross
cross
glassy
cross
cross
glassy
cross-off
cross-off
glassy
glassy
cross-on
cross-off
glassy
cross
cross
glassy
glassy
glassy
cross-on
glassy
glassy
High Tide
7:52PM4.08m
8:13AM3.77m
8:31PM3.81m
8:53AM3.56m
9:11PM3.51m
9:37AM3.34m
9:59PM3.21m
10:30AM3.13m
11:01PM2.96m
11:41AM2.99m
00:24AM2.83m
1:05PM2.99m
1:49AM2.87m
Low Tide
1:33PM0.63m
1:59AM0.69m
2:11PM0.85m
2:35AM0.94m
2:50PM1.11m
3:14AM1.21m
3:34PM1.38m
3:57AM1.48m
4:30PM1.63m
4:57AM1.72m
5:56PM1.79m
6:30AM1.83m
7:42PM1.75m
part cloud
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part cloud
part cloud
clear
clear
part cloud
part cloud
clear
rain showers
rain showers
light rain
cloud
cloud
light rain
heavy rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:28
7:30
7:31
7:31
7:33
7:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:24
9:22
9:22
9:20
9:19
9:16
9:15
 mm
1
1
3
1
12
5
Temp °C
22
23
22
22
23
22
23
24
22
22
24
22
22
20
19
18
19
19
17
16
16
Feels °C
24
24
23
23
24
24
24
24
22
24
25
23
23
20
20
19
20
20
18
18
17
  • 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 El Mongol Surf forecast

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

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

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