El Mongol Surf Break

Lat Long: 43.54° N 5.67° W

El Mongol Surf Forecast and Surf Report

Issued: 7 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's El Mongol sea temperature is
21.7°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 23 Aug 2026:

  • Best quality surf: Saturday 29 Aug, 5AM (local time) - 7ft (2.1m), 10s period, NW swell with cross-offshore winds.
  • Most powerful swell: Friday 28 Aug, 5AM (local time) - 13ft (4.0m), 11s period, WNW swell with 3,502 kJ wave energy.
  • Next surfable swell (1★+): Sunday 23 Aug, 8PM (local time) - 3.5ft (1.1m), 7s period with NE 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 Sunday (Aug 23) at 8PM. The primary swell is predicted to be 1.1m and 7s period with a secondary swell of 0.4m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at El Mongol in the next 16 days are 4.0m 11s and forecast to arrive on Friday (Aug 28) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Thursday (Aug 27) at 11PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Sun 23rd Aug)3.5ft (1.1m) 7s
Best Surf 5AM (Sat 29th Aug)7ft (2.1m) 10s
Most Powerful 5AM (Fri 28th Aug)13ft (4.0m) 11s

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


The Lowdown

Alright folks, Rusty here. Let’s get into it. We’ve got a bit of a slow start, but there’s a beauty of a window shaping up for El Mongol next week if you’re patient.

The first few days are pretty flat and quiet. Sunday the 23rd starts with a tiny 3 ft swell from the NNE, period a short 6 seconds, and combined energy is weak at 101. It’s glassy in the morning, so you could get a grovel on a foamie, but by afternoon the wind swings cross-on and it’s messy. Monday and Tuesday (24th and 25th) are even smaller – we’re talking 2 ft and 0.7 ft – with hardly any energy (47 and 28). It’s a real lull. The water is sitting at 71°, which is a touch warmer than normal for this time of year, so at least it’s comfortable.

Things finally start to wake up on Thursday morning the 27th. The swell jumps to 5 ft from the WNW, period a punchy 8 seconds, and the energy jumps to 271 (moderate). The wind is glassy, absolutely glassy. That’s a solid session for intermediates – clean, fun waves under 5 ft. Thursday afternoon gets a bit choppy as the wind picks up, but the morning is the pick of the early week.

Friday the 28th gets big – 10 ft from the NW, period 12 seconds, and the energy is a massive 2699 (very strong). That’s expert territory. The wind is cross-onshore and choppy, so it’s not clean, and honestly, that setup looks more interesting for kite surfing than paddle surfing. Too big and messy for most.

Now, the standout. Saturday morning the 29th is where it’s at. The swell drops to a meaty 7 ft from the NW, period 10 seconds, combined energy is still strong at 909. The wind is glassy again. That’s a proper, clean, powerful wave for experienced surfers. It’s not for beginners (over 5 ft), but for anyone with a bit of paddle fitness, it’s going to be a ripper of a session. Crowds are possible at El Mongol (it’s “often” crowded), so get there early.

Sunday the 30th morning is still fun with 5 ft from the NNW and glassy conditions, but the energy drops to 326. A solid follow-up session.

Looking further out, the second week has some promise but less certainty. Monday the 31st and Tuesday the 1st are small, clean, but weak. Then on Sunday the 6th of September, the swell starts to build again – 6 ft from the NNW, period 11 seconds, energy 700 (moderate). Monday morning the 7th of September is the real long-range standout: 8 ft from the NNW, period 12 seconds, a massive 1749 energy, and glassy wind. That’s excellent, heavy surf for experienced surfers. It’s a week away, so keep an eye on it, but the signs are promising.

So, the best on offer: Saturday morning the 29th for a clean, powerful 7 ft NW swell, and keep an eye on Monday morning the 7th of September for what could be a cracker. Thursday morning the 27th is a good warm-up.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue night. Warm (max 26°C on Mon afternoon, min 16°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 5mm), mostly falling on Thu afternoon. Warm (max 24°C on Wed afternoon, min 14°C on Thu afternoon). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
1
0
0
0
0
0
0
0
0
1
2
0
3
1
0
2
3
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
NNE
6
1
NE
6
1.1
NNE
7
0.6
N
6
0.7
N
7
0.5
N
7
0.2
NNW
12
0.4
NW
11
0.8
WNW
6
0.4
NW
9
0.4
NW
9
1.8
WNW
8
1.4
WNW
8
1.6
WNW
8
3
WNW
10
3
NW
12
3
NW
11
2.3
NW
10
2
NW
10
2
NNW
10
1.7
NNW
9
Wave Graph
Metric surfscale
Energy kJ
51
76
110
27
54
21
14
31
43
29
27
398
267
368
1563
2658
2035
984
723
718
475
Wind (km/h)
5
NW
5
NNE
5
SSW
5
WSW
10
WNW
0
SSE
5
SW
5
ENE
5
SSE
5
SW
5
N
10
WSW
5
WSW
15
WSW
15
SW
20
W
25
NW
5
SW
5
W
10
N
5
SSW
Wind State
glassy
cross-on
glassy
cross
on
glassy
glassy
glassy
glassy
glassy
glassy
cross-on
glassy
cross-on
cross
cross-on
on
cross
glassy
cross-on
glassy
High Tide
2:19PM3.12m
2:55AM3.03m
3:14PM3.34m
3:42AM3.24m
3:56PM3.57m
4:19AM3.46m
4:33PM3.79m
4:52AM3.65m
5:05PM3.97m
5:24AM3.81m
5:37PM4.11m
5:54AM3.93m
6:08PM4.18m
Low Tide
8:04AM1.74m
8:52PM1.56m
9:03AM1.54m
9:38PM1.33m
9:46AM1.31m
10:15PM1.10m
10:22AM1.08m
10:47PM0.89m
10:54AM0.87m
11:18PM0.72m
11:25AM0.71m
11:49PM0.60m
11:57AM0.60m
00:19AM0.53m
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clear
clear
clear
clear
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<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:35
7:35
7:37
7:39
7:39
7:41
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:14
9:12
9:10
9:08
9:07
9:06
9:04
 mm
1
2
5
Temp °C
22
24
22
21
26
23
22
25
20
21
24
23
20
20
20
22
24
20
19
22
19
Feels °C
24
25
24
22
25
24
23
25
22
22
22
24
19
17
16
18
20
18
19
20
19
  • 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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