Surf Forecasts:
How big are the waves at Nosara Beach today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 3ft (0.9m), 19s period with SW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 3ft (0.9m), 19s period with SW swell.
- Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
The current surf forecast for Nosara Beach at 3AM is: 0.8m 19s primary swell from a Southwest direction (forecast issued at 11:00pm September 19). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 3ft (0.9m) | 19s |
| Afternoon (20 Sep) | 3ft (0.9m) | 19s |
| Evening (20 Sep) | 2.5ft (0.8m) | 18s |
Table - waves today at Nosara Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 101mm), heaviest during Sat night. Warm (max 29°C on Sun morning, min 24°C on Sat night). Winds increasing (calm on Sun morning, fresh winds from the SSW by Tue afternoon). | |||||||||||||||||
Sunday 20 | Monday 21 | ||||||||||||||||
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 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 |
Wave Graph  | |||||||||||||||||
 kJ | 199 | 325 | 427 | 520 | 614 | 621 | 614 | 510 | 452 | 516 | 510 | 588 | 679 | 679 | 582 | 487 | 454 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross | off | glassy | cross-on | cross | on | cross-on | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross |
High Tide | 8:58AM1.69m | 9:49PM1.53m | 10:09AM1.66m | ||||||||||||||
Low Tide | 2:38AM0.78m | 3:34PM0.71m | 3:51AM0.83m | 4:44PM0.71m | |||||||||||||
 | |  |  |  | | | | | | |  | |  | |  | | |
 | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | 6 | 47 | 12 | — | — | — | — | 1 | 1 | 3 | 4 | 1 | 3 | 7 | 4 | — | 1 |
Temp °C | 28 | 24 | 25 | 25 | 27 | 29 | 28 | 28 | 27 | 26 | 25 | 26 | 28 | 26 | 26 | 26 | 26 |
Feels °C | 32 | 25 | 27 | 28 | 30 | 32 | 32 | 33 | 30 | 30 | 28 | 30 | 32 | 28 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | S 6 | S 7 |
| kJ | 51 | 49 | 427 | 520 | 614 | 621 | 614 | 510 | 452 | 516 | 510 | 588 | 679 | 679 | 582 | 91 | 89 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 18 | 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 11 | SW 17 | SW 16 |
| kJ | 120 | 325 | 61 | 45 | 45 | 45 | 47 | 51 | 52 | 54 | 51 | 61 | 59 | 57 | 58 | 487 | 454 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | 199 | 118 | 116 | 116 | 114 | 114 | 114 | 112 | 91 | 88 | 61 | 60 | 58 | 59 | 59 | 58 | 58 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 6 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 81 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 4 | 4 | 4 | 0 | 0 | 24 | 24 | 32 | 4 | 0 | 0 | 0 | 4 | 13 | 4 | 4 | 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)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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