Surf Forecasts:
How big are the waves at Nosara Beach today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 14s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
The current surf forecast for Nosara Beach at 8AM is: 1.1m 14s primary swell from a Southwest direction (forecast issued at 05:00am August 18). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 14s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 14s |
| Evening (18 Aug) | 3.5ft (1.1m) | 16s |
Table - waves today at Nosara Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Thu night. Warm (max 29°C on Tue morning, min 25°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 | 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 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SSW 9 | SW 13 | SW 13 | SSW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 410 | 416 | 422 | 428 | 401 | 471 | 539 | 539 | 459 | 360 | 355 | 350 | 350 | 301 | 245 | 238 | 224 | 186 | 144 | 140 | 140 | 138 | 297 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | off | cross-off | cross-off | glassy | cross-off | on | on | glassy | cross-on |
High Tide | 6:22AM2.21m | 6:43PM1.94m | 7:04AM2.07m | 7:29PM1.80m | 7:50AM1.94m | 8:19PM1.66m | |||||||||||||||||
Low Tide | 00:06AM0.26m | 12:40PM0.33m | 00:48AM0.40m | 1:26PM0.45m | 1:32AM0.54m | 2:16PM0.56m | |||||||||||||||||
 |  |  | |  |  | |  | |  | | |  | | | | | | | | | |  | |
 | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | 2 | 5 | 6 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 7 |
Temp °C | 26 | 26 | 28 | 29 | 28 | 28 | 27 | 26 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 25 | 25 | 26 | 28 | 29 | 29 | 27 | 25 |
Feels °C | 29 | 30 | 32 | 33 | 32 | 32 | 31 | 29 | 28 | 28 | 30 | 32 | 32 | 31 | 29 | 28 | 29 | 30 | 32 | 33 | 33 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | S 8 | SSW 8 | SSW 9 | SSW 8 | SSW 9 | SSW 8 | SSW 8 | SSW 9 | S 10 | S 11 | SSW 11 |
| kJ | 410 | 416 | 422 | 428 | 401 | 471 | 539 | 539 | 459 | 360 | 355 | 350 | 111 | 115 | 126 | 118 | 123 | 120 | 120 | 123 | 188 | 275 | 297 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 88 | 90 | 100 | 100 | 98 | 98 | 95 | 95 | 93 | 98 | 89 | 89 | 350 | 301 | 245 | 238 | 224 | 186 | 144 | 140 | 140 | 138 | 138 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 12 | S 12 | S 12 | S 12 | S 11 | SW 6 | SW 6 | NW 7 | NW 9 | NW 9 | NW 8 | N 6 | S 14 | S 13 | S 13 | S 13 | SW 18 | NW 9 |
| kJ | 8 | 8 | 8 | 8 | 8 | 3 | 11 | 3 | 11 | 10 | 10 | 10 | 2 | 3 | 3 | 3 | 1 | 15 | 14 | 30 | 29 | 13 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 32 | 0 | 4 |
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)
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Ocean Swells (m)- Wind Speed (km/h)
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