Surf Forecasts:
How big are the waves at Tamarindo today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 3.5ft (1.1m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 3.5ft (1.0m), 17s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 3ft (0.9m), 16s period with SW swell.
The current surf forecast for Tamarindo at 7AM is: 1.1m 18s primary swell from a Southwest direction (forecast issued at 11:00pm September 20). An open ocean swell of 0.7m 7s 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) | 3.5ft (1.1m) | 18s |
| Afternoon (21 Sep) | 3.5ft (1.0m) | 17s |
| Evening (21 Sep) | 3ft (0.9m) | 16s |
Table - waves today at Tamarindo. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 63mm), heaviest during Sun night. Warm (max 28°C on Tue morning, min 25°C on Sun night). Wind will be generally light. | |||||||||||||||||
Monday 21 | Tuesday 22 | ||||||||||||||||
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 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||
 kJ | 534 | 516 | 510 | 588 | 679 | 679 | 582 | 487 | 448 | 443 | 511 | 504 | 498 | 427 | 421 | 421 | 480 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | glassy | off | off | off | cross | glassy | cross-off | cross-off | cross-off | off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 10:08AM1.83m | 11:00PM1.73m | 11:17AM1.87m | ||||||||||||||
Low Tide | 3:49AM0.91m | 4:43PM0.78m | 5:03AM0.88m | 5:44PM0.72m | |||||||||||||
 | | |  | | |  |  |  | | | | | | | | | |
 | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | 9 | 8 | 8 | 4 | 4 | 1 | — | — | 1 | 1 | 1 | 2 | 2 | 4 | 5 | 3 | 2 |
Temp °C | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 28 | 28 | 27 | 26 | 26 |
Feels °C | 31 | 30 | 30 | 28 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 28 | 32 | 31 | 29 | 28 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 534 | 516 | 510 | 588 | 679 | 679 | 582 | 487 | 448 | 443 | 511 | 504 | 498 | 427 | 421 | 421 | 480 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | SW 10 | SW 8 | S 8 | SSW 10 |
| kJ | 54 | 70 | 54 | 52 | 48 | 48 | 48 | 51 | 49 | 49 | 48 | 61 | 45 | 69 | 86 | 21 | 10 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 11 | SW 11 | — | — | SW 10 | S 11 |
| kJ | 110 | 88 | 84 | 82 | 58 | 59 | 58 | 58 | 58 | 58 | 58 | 46 | 29 | — | — | 28 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | S 7 | SSE 8 | SSW 7 | S 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 61 | 94 | 132 | 120 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 14 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 12 | 12 | 0 |
Best forecast wave conditions in Guanacaste | |||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||
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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