Surf Forecasts:
How big are the waves at Siriu today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 7ft (2.1m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 6.5ft (2.0m), 8s period with NE swell.
The current surf forecast for Siriu at 4AM is: 2.1m 8s primary swell from a Northeast direction and 1.7m 8s secondary swell from a East-northeast direction, 0.3m 10s secondary swell from a East-southeast direction (forecast issued at 08:00pm July 17). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 7ft (2.1m) | 8s |
| Afternoon (18 Jul) | 5.5ft (1.7m) | 8s |
| Evening (18 Jul) | 6.5ft (2.0m) | 8s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sun afternoon, min 18°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | ||||||||||||||||
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) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | NE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 519 | 588 | 588 | 650 | 639 | 604 | 574 | 390 | 555 | 545 | 530 | 579 | 492 | 447 | 403 | 278 | 271 | 458 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 4:11PM0.60m | 3:15AM0.73m | 4:27PM0.56m | 9:16PM0.43m | 3:55AM0.71m | 4:49PM0.55m | ||||||||||||
Low Tide | 10:48PM0.45m | 11:12AM0.11m | 8:49PM0.43m | 10:55PM0.43m | 11:48AM0.20m | |||||||||||||
 | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 18 | 18 | 18 | 20 | 25 | 25 | 21 | 21 | 20 | 19 | 19 | 21 | 25 | 26 | 21 | 22 |
Feels °C | 16 | 15 | 15 | 15 | 15 | 17 | 21 | 21 | 18 | 19 | 17 | 16 | 16 | 18 | 21 | 23 | 18 | 20 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ESE 10 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSE 13 | S 12 | ENE 8 |
| kJ | 343 | 390 | 379 | 390 | 361 | 361 | 370 | 9 | 381 | 331 | 302 | 343 | 315 | 274 | 267 | 17 | 11 | 267 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | SE 18 | SSE 16 | SSE 16 | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 13 | — | — | S 12 |
| kJ | 39 | 39 | 27 | 19 | 10 | 9 | 12 | 26 | 25 | 24 | 21 | 21 | 18 | 17 | 17 | — | — | 11 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | S 13 | S 13 | ESE 10 | SE 10 | SE 9 | SE 9 | E 9 | S 8 | — | — | — | — |
| kJ | 25 | 21 | 21 | 20 | 18 | 17 | 3 | 3 | 9 | 4 | 3 | 3 | 2 | 1 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | NE 8 |
| kJ | 519 | 588 | 588 | 650 | 639 | 604 | 574 | 390 | 555 | 545 | 530 | 579 | 492 | 447 | 403 | 278 | 271 | 458 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 101 | 33 | 49 | 33 | 33 | 25 | 101 | 16 | 57 | 9 | 9 | 9 | 9 | 9 | 91 | 39 | 33 | 9 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
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