Surf Forecasts:
How big are the waves at Playa Negra today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.7m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.8m), 12s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 3ft (0.9m), 13s period with SSW swell.
The current surf forecast for Playa Negra at 8AM is: 0.7m 12s primary swell from a South-southwest direction (forecast issued at 11:00pm July 17). An open ocean swell of 0.6m 14s is not directed at the surf break, a second open ocean swell of 0.5m 3s 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 (18 Jul) | 2.5ft (0.7m) | 12s |
| Afternoon (18 Jul) | 2.5ft (0.8m) | 12s |
| Evening (18 Jul) | 3ft (0.9m) | 13s |
Table - waves today at Playa Negra. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon afternoon. Warm (max 32°C on Sun afternoon, min 25°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) | SSW 13 | SW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 19 | SW 19 | SSW 12 | SSW 12 | SSW 12 | SW 18 |
Wave Graph  | |||||||||||||||||
 kJ | 184 | 140 | 295 | 113 | 150 | 164 | 164 | 269 | 298 | 286 | 286 | 177 | 170 | 256 | 244 | 248 | 194 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:28AM2.59m | 5:43PM2.45m | 6:15AM2.54m | 6:31PM2.31m | |||||||||||||
Low Tide | 11:10PM0.00m | 11:38AM0.21m | 11:56PM0.10m | 12:28PM0.30m | |||||||||||||
 |  | |  | | | |  | | | | | | | | | | |
 | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 25 | 28 | 31 | 30 | 29 | 27 | 27 | 26 | 25 | 28 | 31 | 32 | 29 | 27 |
Feels °C | 26 | 28 | 28 | 27 | 30 | 33 | 31 | 30 | 27 | 28 | 27 | 27 | 29 | 32 | 35 | 31 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 13 | S 14 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 13 | SSW 12 | SSW 12 | SSW 12 | S 12 |
| kJ | 184 | 222 | 295 | 148 | 150 | 164 | 164 | 269 | 298 | 286 | 286 | 355 | 276 | 256 | 244 | 248 | 239 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 13 | SSW 13 | SSW 13 | S 14 | S 14 | S 14 | S 6 | S 6 | S 7 | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 |
| kJ | 68 | 140 | 113 | 113 | 150 | 150 | 146 | 12 | 20 | 32 | 44 | 43 | 44 | 43 | 31 | 30 | 30 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 16 | SW 17 | S 12 | SW 13 | S 6 | S 6 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 |
| kJ | 79 | 81 | 45 | 75 | 85 | 12 | 12 | 129 | 94 | 96 | 130 | 177 | 170 | 199 | 194 | 194 | 194 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 4 | NNE 4 | NE 3 | NNE 3 | NNE 5 | N 5 | N 5 | NNE 4 | NNE 4 | NE 5 | NNE 3 | NNE 5 | — | N 5 | — | NNE 5 |
| kJ | 16 | 13 | 7 | 3 | 5 | 9 | 8 | 11 | 18 | 13 | 11 | 7 | 15 | — | 4 | — | 22 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 13 | 13 | 0 | 0 | 4 | 0 | 4 | 13 | 13 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 13 |
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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