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Rio Coyula surfForecast / Oaxaca / Mexico
12 Day Weather and Surf, issued 11 am Monday 15 Sep 2025 CST
Best Forecast Surf Conditions for Rio Coyula this week:
The surf forecast for Rio Coyula over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 15) at 10PM. The primary swell is predicted to be 1.9m and 16s period with a secondary swell of 0.7m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Rio Coyula in the next 12 days are 2.1m 16s and forecast to arrive on Tuesday (Sep 16) at 4AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 6s period and expected on Wednesday (Sep 17) at 7AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Mon 15th Sep) | 6ft (1.9m) 16s |
| Best Surf | 10PM (Mon 15th Sep) | 6ft (1.9m) 16s |
| Most Powerful | 4AM (Tue 16th Sep) | 7ft (2.1m) 16s |
Table - best surf conditions forecast for Rio Coyula over the next 12 days.
Short Range Forecast Heavy rain (total 26mm), heaviest during Wed night. Warm (max 30°C on Mon morning, min 25°C on Mon night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 47mm), heaviest during Thu night. Warm (max 30°C on Thu morning, min 25°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 18 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 10 | 13 | 13 | 9 | 9 | 15 | 14 | 6 | 13 |
Wave (?)Graph  | |||||||||||||||||||||
| Energy (?) | 1898 | 2077 | 2052 | 1969 | 1650 | 1450 | 1402 | 1280 | 1227 | 1143 | 1028 | 821 | 722 | 688 | 579 | 451 | 343 | 467 | 487 | 490 | 288 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- off | glass | cross | glass | glass | cross- on | cross- off | cross- off | cross- on | cross- off | cross | cross- on | cross- off | glass | on | glass | glass | on | glass |
High Tide / height (m) | 8:39PM 0.93 | 9:22AM 1.18 | 9:39PM 0.90 | 10:22AM 1.11 | 10:45PM 0.89 | 11:24AM 1.06 | 11:53PM 0.90 | 12:25PM 1.02 | 12:57AM 0.95 | 1:24PM 1.00 | 1:54AM 1.01 | 2:16PM 0.99 | 2:44AM 1.07 | ||||||||
Low Tide / height (m) | 2:51PM 0.17 | 2:43AM 0.08 | 3:49PM 0.21 | 3:45AM 0.14 | 4:51PM 0.24 | 4:52AM 0.21 | 5:53PM 0.26 | 6:03AM 0.24 | 6:52PM 0.25 | 7:11AM 0.25 | 7:44PM 0.23 | 8:12AM 0.23 | 8:29PM 0.21 | ||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
| Sunrise | 6:13 | - | - | 6:13 | - | - | 6:13 | - | - | 6:13 | - | - | 6:13 | - | - | 6:13 | - | - | 6:13 | - | - |
| Sunset | - | 6:25 | - | - | 6:25 | - | - | 6:24 | - | - | 6:23 | - | - | 6:22 | - | - | 6:22 | - | - | 6:22 | - |
 |  |  | | |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | 3 | 1 | - | 5 | - | - | 3 | 14 | 2 | 3 | 19 | 4 | 1 | 3 | - | 6 | 9 | 5 | 4 | 10 |
| Temp. °C | 30 | 30 | 27 | 30 | 29 | 27 | 30 | 30 | 26 | 30 | 29 | 26 | 28 | 27 | 26 | 30 | 29 | 27 | 28 | 28 | 26 |
| Feels °C (?) | 32 | 33 | 30 | 33 | 32 | 32 | 33 | 33 | 29 | 34 | 32 | 30 | 31 | 30 | 29 | 33 | 32 | 31 | 32 | 32 | 31 |
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Oaxaca
Recent clean conditions at Rio Coyula have likely become affected by the arrival of onshore winds (light winds from the SSE at Huatulco 12 km from Rio Coyula). 1.4m 17s long period groundswell from the SSW with a 0.9m 13s groundswell from the SW and a 0.6m 8s swell from the SSE. 3 swells combining to make bigger set waves.
Actual: 39 min ago
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Rio Coyula surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Rio Coyula Surf forecast
The above surf forecast table for Rio Coyula provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Rio Coyula can be found by selecting the local surf guide option on the grey menu. Our Rio Coyula 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 (Rio Coyula) 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 Rio Coyula 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.
Are you planning a holiday in Oaxaca? If you are looking for accommodation near Rio Coyula, camping, hotels and holiday cottages in Oaxaca, consider staying in Miahuatlan de Porfirio Diaz which is 82 km (51 miles) away. Alternatively, find information about places to stay and car hire in Puerto Escondido which is 88 km (55 miles) away
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