Surf Forecasts:
How big are the waves at Islas Marietas today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.3m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.3m), 17s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 3.5ft (1.1m), 16s period with SW swell.
The current surf forecast for Islas Marietas at 6PM is: 1.2m 16s primary swell from a Southwest direction (forecast issued at 11:00am September 21). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 4.5ft (1.3m) | 17s |
| Afternoon (21 Sep) | 4.5ft (1.3m) | 17s |
| Evening (21 Sep) | 3.5ft (1.1m) | 16s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon morning. Warm (max 30°C on Wed afternoon, min 27°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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 | 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 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 951 | 940 | 918 | 774 | 669 | 653 | 644 | 719 | 719 | 719 | 719 | 644 | 636 | 539 | 512 | 492 | 479 | 479 | 472 | 466 | 459 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | off |
High Tide | 8:30AM1.14m | 6:35PM1.17m | 8:20AM1.20m | 7:12PM1.28m | 8:24AM1.26m | 7:45PM1.37m | |||||||||||||||
Low Tide | 1:37PM0.86m | 1:38AM0.31m | 1:43PM0.75m | 1:56AM0.26m | 1:59PM0.62m | ||||||||||||||||
 | |  | |  | |  | | |  | | |  | |  | | |  | | | | |
 | 6:50 | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — |
 | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — |
mm | 3 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 29 | 30 | 30 | 29 |
Feels °C | 33 | 30 | 30 | 30 | 31 | 32 | 29 | 30 | 32 | 33 | 32 | 34 | 34 | 34 | 32 | 32 | 32 | 34 | 34 | 34 | 33 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 951 | 940 | 918 | 774 | 669 | 653 | 644 | 719 | 719 | 719 | 719 | 644 | 636 | 539 | 512 | 492 | 479 | 479 | 472 | 466 | 459 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SSW 11 | S 9 | S 11 | S 10 | S 10 | SSW 10 | S 8 | S 8 | S 10 | S 10 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | S 10 | S 10 | S 10 | S 10 | WNW 6 |
| kJ | 126 | 68 | 68 | 37 | 110 | 106 | 96 | 102 | 34 | 21 | 70 | 49 | 9 | 9 | 10 | 10 | 49 | 50 | 50 | 51 | 22 |
Swell 3 Height (m) Direction Period (s) | WNW 7 | S 9 | S 8 | SSW 11 | NW 3 | NW 7 | WNW 7 | SSW 10 | SSW 10 | WNW 5 | WNW 5 | WNW 5 | S 8 | SSW 10 | SSW 10 | SSW 10 | WNW 6 | WNW 6 | WNW 6 | SSW 9 | SSW 10 |
| kJ | 5 | 24 | 34 | 66 | 2 | 8 | 4 | 10 | 40 | 8 | 8 | 9 | 19 | 31 | 33 | 33 | 10 | 10 | 12 | 9 | 33 |
Wind waves Height (m) Direction Period (s) | — | NW 3 | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 6 | — |
| kJ | — | 3 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 22 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 11 | 11 | 11 | 11 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Nayarit | |||||||||||||||||||||
Best forecast wave conditions in Mexico | |||||||||||||||||||||
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