Surf Forecasts:
How big are the waves at Islas Marietas today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1ft (0.3m), 6s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1ft (0.3m), 6s period with WNW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1ft (0.3m), 7s period with WNW swell.
The current surf forecast for Islas Marietas at 7AM is: 0.3m 6s primary swell from a West-northwest direction (forecast issued at 11:00pm August 17). An open ocean swell of 1.1m 14s is not directed at the surf break, a second open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1ft (0.3m) | 6s |
| Afternoon (18 Aug) | 1ft (0.3m) | 6s |
| Evening (18 Aug) | 1ft (0.3m) | 7s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Tue night. Warm (max 30°C on Tue afternoon, min 27°C on Wed night). Wind will be generally light. | |||||||||||||||||
Tuesday 18 | Wednesday 19 | ||||||||||||||||
9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  | |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | SSW 14 | SW 13 | W 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 7 | WNW 7 | WNW 8 | WNW 12 | WNW 7 | WNW 7 | WNW 12 | NW 12 | NW 12 | SW 21 |
Wave Graph  | |||||||||||||||||
 kJ | 0 | 261 | 6 | 7 | 7 | 4 | 8 | 10 | 9 | 12 | 28 | 10 | 5 | 28 | 37 | 36 | 67 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | on | cross-on | cross | cross | cross | glassy | glassy | cross-off | glassy | glassy | cross-off | cross-off | off | cross-off |
High Tide | 00:10AM0.96m | 12:01PM1.26m | 00:54AM0.81m | 12:09PM1.21m | |||||||||||||
Low Tide | 5:13AM0.67m | 7:11PM0.62m | 4:42AM0.74m | ||||||||||||||
 | | |  |  | | | |  | | | |  |  | | | | |
 | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:29 | — |
mm | — | — | — | — | 1 | 2 | 1 | 1 | 3 | 2 | — | — | — | — | — | — | — |
Temp °C | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 30 | 29 | 28 | 28 | 28 | 29 | 29 | 30 | 30 | 29 |
Feels °C | 33 | 33 | 33 | 33 | 33 | 34 | 33 | 35 | 35 | 33 | 31 | 33 | 35 | 33 | 33 | 34 | 33 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 318 | 261 | 418 | 450 | 476 | 482 | 576 | 624 | 657 | 666 | 657 | 499 | 455 | 443 | 437 | 431 | 357 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 17 | S 8 | S 8 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 |
| kJ | 243 | 255 | 12 | 12 | 13 | 14 | 14 | 26 | 14 | 25 | 25 | 24 | 14 | 14 | 29 | 30 | 30 |
Swell 3 Height (m) Direction Period (s) | SSW 4 | S 8 | W 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 9 | WNW 7 | WNW 8 | WNW 12 | WNW 7 | WNW 7 | WNW 12 | W 8 | W 8 | SW 21 |
| kJ | 5 | 12 | 6 | 7 | 7 | 4 | 8 | 2 | 9 | 12 | 28 | 10 | 5 | 28 | 1 | 1 | 67 |
Wind waves Height (m) Direction Period (s) | — | S 4 | — | — | — | — | — | WNW 7 | — | — | — | — | — | — | NW 12 | NW 12 | NW 12 |
| kJ | — | 2 | — | — | — | — | — | 10 | — | — | — | — | — | — | 37 | 36 | 35 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 15 | 19 | 11 | 11 | 18 | 14 | 15 | 15 | 11 | 11 | 11 | 11 | 11 | 14 | 935 | 11 | 0 |
Best forecast wave conditions in Nayarit | |||||||||||||||||
Best forecast wave conditions in Mexico | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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