Surf Forecasts:
How big are the waves at Islas Marietas today (21 Jul):
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3.5ft (1.1m), 14s period with SW swell.
- Evening surf: Evening surf (21 Jul, local time) - 3.5ft (1.0m), 14s period with SW swell.
The current surf forecast for Islas Marietas at 11PM is: 1.0m 14s primary swell from a Southwest direction and 0.8m 11s secondary swell from a Southwest direction (forecast issued at 05:00pm July 21). An open ocean swell of 0.6m 4s 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 Jul) | - | - |
| Afternoon (21 Jul) | 3.5ft (1.1m) | 14s |
| Evening (21 Jul) | 3.5ft (1.0m) | 14s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Warm (max 30°C on Tue afternoon, min 28°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||
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 14 | SW 14 | SW 14 | SW 14 | SW 11 | SW 14 | SW 10 | SW 12 | SW 14 | SW 11 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 10 | SW 9 | SW 26 | WSW 9 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 521 | 564 | 368 | 373 | 309 | 264 | 163 | 337 | 284 | 224 | 204 | 145 | 137 | 115 | 94 | 83 | 329 | 68 | 138 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | cross-off | cross-off | cross | cross-on | glassy | glassy | cross-on | cross-on | cross | cross | cross |
High Tide | 2:27PM1.17m | 3:34PM1.16m | 4:54PM1.17m | ||||||||||||||||
Low Tide | 11:45PM0.62m | 00:47AM0.50m | |||||||||||||||||
 | |  | |  | | | | | | |  | | |  | | |  | | |
 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — |
 | — | 7:45 | — | — | — | — | — | — | — | 7:44 | — | — | — | — | — | — | — | 7:44 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | 1 | — |
Temp °C | 30 | 30 | 29 | 29 | 28 | 28 | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 29 |
Feels °C | 31 | 32 | 31 | 32 | 32 | 32 | 33 | 32 | 33 | 35 | 35 | 34 | 35 | 35 | 35 | 34 | 33 | 34 | 34 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 11 | SW 11 | SSW 14 | SW 12 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | WSW 10 | SW 10 | SW 9 | SW 9 | SW 13 | WSW 9 |
| kJ | 521 | 564 | 368 | 373 | 309 | 220 | 328 | 337 | 258 | 224 | 204 | 145 | 137 | 115 | 94 | 83 | 81 | 175 | 71 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | SW 11 | SW 11 | SSW 14 | SW 14 | SW 10 | SSW 14 | SW 14 | SSW 14 | SW 14 | SW 14 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 9 | SW 13 |
| kJ | 56 | 36 | 121 | 228 | 239 | 264 | 163 | 243 | 284 | 253 | 203 | 203 | 108 | 175 | 175 | 175 | 138 | 68 | 138 |
Swell 3 Height (m) Direction Period (s) | WNW 15 | WNW 15 | S 11 | S 11 | NW 4 | WSW 14 | WSW 12 | S 13 | S 13 | NW 4 | S 12 | WNW 5 | W 6 | W 6 | WNW 6 | WNW 6 | SW 26 | WNW 6 | WNW 6 |
| kJ | 44 | 44 | 36 | 38 | 7 | 121 | 136 | 53 | 51 | 9 | 45 | 22 | 17 | 17 | 18 | 12 | 329 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | NNW 3 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NW 4 | NW 4 | NW 4 | NW 4 | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 8 | 10 | 10 | 9 | 8 | 9 | 9 | 12 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 14 | 15 | 0 | 0 | 11 | 15 | 15 | 15 | 14 |
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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