Surf Forecasts:
How big are the waves at Jaco Beach today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 3ft (0.9m), 17s period with SW swell.
- Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.8m), 16s period with SW swell.
The current surf forecast for Jaco Beach at 1PM is: 0.9m 18s primary swell from a Southwest direction and 0.8m 7s secondary swell from a South-southwest direction (forecast issued at 05:00am September 21). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 3ft (0.9m) | 18s |
| Afternoon (21 Sep) | 3ft (0.9m) | 17s |
| Evening (21 Sep) | 2.5ft (0.8m) | 16s |
Table - waves today at Jaco Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Mon morning. Warm (max 28°C on Tue morning, min 26°C on Mon morning). Wind will be generally light. | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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 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 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 437 | 432 | 516 | 510 | 505 | 418 | 384 | 375 | 375 | 375 | 371 | 366 | 361 | 357 | 357 | 357 | 352 | 348 | 239 | 233 | 221 | 258 | 301 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | cross | cross | cross | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy |
High Tide | 10:17AM2.01m | 11:12PM1.93m | 11:27AM2.06m | 00:11AM2.07m | 12:24PM2.17m | ||||||||||||||||||
Low Tide | 4:00AM1.03m | 4:52PM0.87m | 5:15AM1.00m | 5:53PM0.80m | 6:16AM0.88m | 6:42PM0.69m | |||||||||||||||||
 |  | |  | |  | | | |  | |  | | | | |  |  | | | | | | |
 | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | 2 | 7 | 6 | — | — | — | — | 1 | 1 | — | — | 1 | 5 | 5 | 4 | 2 | — | — | — | — | 1 | 2 | 3 |
Temp °C | 27 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 31 | 29 | 28 | 28 | 32 | 32 | 31 | 32 | 30 | 30 | 32 | 31 | 30 | 30 | 30 | 31 | 30 | 30 | 31 | 31 | 31 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | 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 6 | SW 6 | SW 7 | SW 7 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | SW 15 |
| kJ | 437 | 432 | 516 | 510 | 505 | 418 | 384 | 375 | 375 | 375 | 371 | 366 | 361 | 357 | 62 | 80 | 135 | 123 | 110 | 110 | 78 | 69 | 301 |
Swell 2 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | S 8 | SW 6 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | WSW 7 |
| kJ | 65 | 63 | 63 | 63 | 62 | 62 | 60 | 58 | 44 | 43 | 41 | 40 | 40 | 37 | 357 | 357 | 352 | 348 | 239 | 233 | 221 | 258 | 63 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 11 | SW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SW 11 | S 8 | S 8 | S 7 | SSW 10 | SSW 10 | S 7 | S 7 | S 7 | S 7 | S 7 |
| kJ | 67 | 65 | 61 | 60 | 48 | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 30 | 30 | 19 | 27 | 20 | 20 | 39 | 36 | 36 | 37 | 36 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | WSW 5 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 11 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 20 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 57 | 151 | 34 | 3 | 0 | 0 | 0 | 0 | 90 | 145 | 16 | 0 |
Best forecast wave conditions in Golfo de Nicoya | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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