Surf Forecasts:
How big are the waves at Islas Marietas today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
- Evening surf: Evening surf (19 Sep, local time) - 3.5ft (1.0m), 18s period with SW swell.
The current surf forecast for Islas Marietas at 1AM is: 0.9m 18s primary swell from a Southwest direction (forecast issued at 05:00pm September 18). An open ocean swell of 0.9m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 3ft (0.9m) | 18s |
| Afternoon (19 Sep) | 3ft (0.9m) | 18s |
| Evening (19 Sep) | 3.5ft (1.0m) | 18s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Sat night. Warm (max 30°C on Sat afternoon, min 27°C on Fri night). Winds decreasing (fresh winds from the SSW on Fri afternoon, calm by Sun night). | |||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||
3 PM | 6 PM | 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) | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 19 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 450 | 450 | 441 | 497 | 470 | 528 | 522 | 522 | 522 | 614 | 614 | 621 | 826 | 901 | 482 | 476 | 719 | 728 | 737 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross-off | glassy | cross-off | cross-off | glassy |
High Tide | 10:01AM1.14m | 9:06AM1.12m | 5:43PM1.05m | ||||||||||||||||
Low Tide | 00:41AM0.58m | 1:02AM0.47m | 1:56PM0.96m | ||||||||||||||||
 | |  | |  | | | | |  |  | | | | | | |  |  | |
 | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — |
 | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | 1 | — | — | — | — | — |
Temp °C | 29 | 28 | 28 | 28 | 28 | 27 | 28 | 29 | 30 | 29 | 29 | 28 | 27 | 27 | 27 | 29 | 29 | 29 | 29 |
Feels °C | 30 | 28 | 31 | 32 | 32 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 30 | 30 | 31 | 33 | 32 | 33 | 34 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 19 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 |
| kJ | 326 | 265 | 261 | 290 | 307 | 292 | 288 | 260 | 522 | 614 | 614 | 621 | 826 | 901 | 482 | 476 | 719 | 728 | 737 |
Swell 2 Height (m) Direction Period (s) | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 450 | 450 | 441 | 497 | 470 | 528 | 522 | 522 | 213 | 213 | 213 | 210 | 167 | 164 | 161 | 161 | 158 | 109 | 106 |
Swell 3 Height (m) Direction Period (s) | NW 13 | SW 24 | S 8 | S 7 | W 4 | WNW 4 | SSW 21 | SW 21 | WNW 6 | SW 13 | WNW 7 | WNW 7 | SSW 7 | WNW 7 | SW 20 | SW 20 | WNW 8 | WNW 8 | WNW 7 |
| kJ | 7 | 22 | 10 | 40 | 3 | 4 | 45 | 117 | 11 | 7 | 10 | 10 | 16 | 16 | 388 | 306 | 12 | 12 | 11 |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 4 | SSW 4 | — | — | — | — | — | — | W 7 | W 7 | W 7 | — | — | — | — | — | — | — |
| kJ | 11 | 37 | 27 | — | — | — | — | — | — | 16 | 17 | 15 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 29 | 29 | 15 | 19 | 19 | 11 | 19 | 15 | 29 | 29 | 15 | 19 | 19 | 11 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nayarit | |||||||||||||||||||
Best forecast wave conditions in Mexico | |||||||||||||||||||
Header Global | |||||||||||||||||||
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