Surf Forecasts:
How big are the waves at Islas Marietas today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.8m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 19s period with SW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2ft (0.6m), 16s period with SW swell.
The current surf forecast for Islas Marietas at 7AM is: 0.8m 18s primary swell from a Southwest direction and 0.8m 10s secondary swell from a Southwest direction (forecast issued at 11:00pm July 17). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2.5ft (0.8m) | 17s |
| Afternoon (18 Jul) | 2ft (0.6m) | 19s |
| Evening (18 Jul) | 2ft (0.6m) | 16s |
Table - waves today at Islas Marietas. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Fri night. Warm (max 30°C on Mon afternoon, min 26°C on Fri night). Wind will be generally light. | |||||||||||||||||
Saturday 18 | Sunday 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) | SW 17 | SW 17 | SW 18 | SW 18 | SW 17 | SW 16 | SW 19 | SW 16 | SW 16 | SW 16 | SW 17 | SW 10 | SW 10 | SW 10 | SW 15 | SW 15 | SW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 190 | 0 | 510 | 366 | 362 | 165 | 229 | 206 | 203 | 390 | 567 | 167 | 192 | 184 | 262 | 314 | 248 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-off | cross | glassy | glassy | glassy | glassy | cross | cross | cross | cross | cross-off | off | cross-off |
High Tide | 11:19PM1.29m | 12:39PM1.22m | 00:02AM1.12m | 1:10PM1.21m | |||||||||||||
Low Tide | 5:58AM0.37m | 6:23PM0.71m | 6:18AM0.52m | 7:27PM0.72m | |||||||||||||
 | |  |  |  |  | |  | | |  | | | | | | | |
 | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — |
mm | — | — | 7 | 14 | 2 | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 29 | 29 | 28 | 26 | 26 | 26 | 28 | 29 | 29 | 28 | 27 | 27 | 28 | 29 | 28 | 28 | 28 |
Feels °C | 32 | 33 | 31 | 30 | 28 | 27 | 32 | 34 | 33 | 32 | 30 | 30 | 31 | 32 | 30 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 17 | SW 18 | SW 18 | SW 9 | SW 10 | SW 10 | SW 9 | SW 9 | SW 16 | SW 13 | SW 17 | SW 17 | SW 17 | SW 10 | WSW 9 | WSW 9 |
| kJ | 86 | 309 | 510 | 366 | 90 | 108 | 133 | 125 | 117 | 390 | 405 | 679 | 671 | 671 | 177 | 151 | 145 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SW 10 | SW 10 | SW 10 | SW 17 | SW 16 | SW 19 | SW 16 | SW 16 | SW 9 | SW 17 | SW 10 | SW 10 | SW 10 | SW 15 | SW 15 | SSW 17 |
| kJ | 173 | 94 | 98 | 113 | 362 | 165 | 229 | 206 | 203 | 114 | 567 | 167 | 192 | 184 | 262 | 314 | 373 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | SW 12 | S 13 | S 13 | WSW 12 | S 11 | SW 18 | SW 18 | SW 14 |
| kJ | 190 | 135 | 133 | 137 | 137 | 83 | 84 | 111 | 106 | 157 | 84 | 112 | 59 | 64 | 312 | 312 | 248 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 15 | 15 | 15 | 19 | 11 | 19 | 0 | 0 | 0 | 0 | 11 | 11 | 11 | 14 | 15 | 0 | 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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