Surf Forecasts:
How big are the waves at Islas Marietas today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 1.5ft (0.5m), 21s period with SW swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 2ft (0.6m), 21s period with SW swell.
- Evening surf: Evening surf (17 Sep, local time) - 2ft (0.6m), 21s period with SW swell.
The current surf forecast for Islas Marietas at 6AM is: 0.5m 21s primary swell from a Southwest direction (forecast issued at 11:00pm September 16). An open ocean swell of 1.3m 14s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 1.5ft (0.5m) | 21s |
| Afternoon (17 Sep) | 2ft (0.6m) | 21s |
| Evening (17 Sep) | 2ft (0.6m) | 21s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Warm (max 30°C on Wed night, min 27°C on Fri night). Winds increasing (calm on Thu night, strong winds from the SSW by Fri afternoon). | |||||||||||||||||
Thursday 17 | Friday 18 | ||||||||||||||||
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 23 | SW 22 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 |
Wave Graph  | |||||||||||||||||
 kJ | 187 | 229 | 224 | 224 | 224 | 368 | 368 | 365 | 344 | 464 | 455 | 455 | 450 | 546 | 450 | 450 | 441 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | off | cross-off | off | cross-off | cross-off | off | off | glassy | cross-off | cross-off | glassy | on | on | cross-on |
High Tide | 00:06AM0.83m | 10:51AM1.26m | 10:37AM1.20m | ||||||||||||||
Low Tide | 3:55AM0.74m | 6:54PM0.61m | |||||||||||||||
 |  |  | |  | | | | |  | | | | |  | | | |
 | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 |
Temp °C | 30 | 29 | 29 | 28 | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 28 | 29 | 30 | 29 | 28 | 27 |
Feels °C | 34 | 33 | 33 | 32 | 33 | 34 | 34 | 34 | 35 | 34 | 35 | 33 | 33 | 35 | 29 | 26 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 568 | 711 | 701 | 647 | 701 | 638 | 621 | 474 | 379 | 368 | 331 | 362 | 400 | 394 | 357 | 295 | 261 |
Swell 2 Height (m) Direction Period (s) | SW 23 | SW 22 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 |
| kJ | 187 | 229 | 224 | 224 | 224 | 368 | 368 | 365 | 344 | 464 | 455 | 455 | 450 | 546 | 450 | 450 | 441 |
Swell 3 Height (m) Direction Period (s) | SW 8 | S 8 | SSW 8 | SSW 8 | S 10 | NW 15 | NW 15 | S 10 | S 9 | NW 4 | NW 4 | NW 4 | NW 13 | NW 13 | NW 13 | SW 24 | NW 4 |
| kJ | 18 | 22 | 23 | 24 | 16 | 8 | 8 | 16 | 16 | 7 | 8 | 6 | 6 | 7 | 7 | 22 | 5 |
Wind waves Height (m) Direction Period (s) | WSW 11 | — | — | — | — | — | NW 4 | NW 4 | NW 4 | — | — | — | — | — | — | — | — |
| kJ | 66 | — | — | — | — | — | 2 | 4 | 5 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 29 |
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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