Surf Forecasts:
How big are the waves at Siriu today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 4.5ft (1.4m), 8s period with E swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 4ft (1.2m), 8s period with E swell.
- Evening surf: Evening surf (30 Sep, local time) - 4.5ft (1.3m), 7s period with S swell.
The current surf forecast for Siriu at 4AM is: 1.4m 8s primary swell from a East-northeast direction and 0.5m 11s secondary swell from a South direction (forecast issued at 08:00pm September 29). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 4.5ft (1.4m) | 8s |
| Afternoon (30 Sep) | 4ft (1.2m) | 8s |
| Evening (30 Sep) | 4.5ft (1.3m) | 7s |
Table - waves today at Siriu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Wed night. Warm (max 21°C on Tue night, min 14°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | ||||||||||||||||
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) | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | S 7 | S 8 | S 8 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 171 | 214 | 226 | 238 | 245 | 251 | 228 | 200 | 200 | 169 | 221 | 195 | 356 | 188 | 162 | 242 | 247 | 520 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | glassy | cross | cross-off | cross-off |
High Tide | 3:35AM0.73m | 3:15PM0.56m | 4:20AM0.65m | 9:38AM0.52m | 3:31PM0.52m | |||||||||||||
Low Tide | 9:27PM0.19m | 11:15AM0.36m | 8:37PM0.20m | 8:08AM0.51m | 12:48PM0.46m | 8:28PM0.20m | ||||||||||||
 |  | |  |  | |  |  | |  |  | | | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 6:13 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — |
mm | 1 | — | — | — | — | — | 4 | 7 | 2 | 8 | 5 | 1 | 4 | — | — | — | 1 | 1 |
Temp °C | 20 | 20 | 21 | 20 | 20 | 20 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 14 | 14 |
Feels °C | 18 | 20 | 22 | 22 | 22 | 21 | 13 | 12 | 13 | 13 | 14 | 15 | 13 | 15 | 16 | 14 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 8 | S 8 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 |
| kJ | 171 | 214 | 226 | 238 | 245 | 251 | 228 | 200 | 200 | 169 | 163 | 195 | 224 | 188 | 162 | 242 | 247 | 354 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 10 | SSE 10 | S 10 | S 10 | SE 12 | S 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 71 | 62 | 61 | 59 | 55 | 34 | 31 | 17 | 21 | 113 | 169 | 140 | 137 | 112 | 109 | 107 | 83 | 63 |
Swell 3 Height (m) Direction Period (s) | — | SSE 8 | SE 8 | SE 8 | — | SE 11 | — | SE 11 | S 10 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 |
| kJ | — | 6 | 2 | 3 | — | 4 | — | 20 | 17 | 31 | 43 | 40 | 39 | 38 | 33 | 42 | 41 | 31 |
Wind waves Height (m) Direction Period (s) | N 4 | N 4 | — | — | — | SSW 3 | S 3 | S 5 | S 6 | S 7 | S 8 | — | S 9 | — | — | — | S 10 | S 10 |
| kJ | 18 | 19 | — | — | — | 2 | 8 | 47 | 95 | 159 | 221 | — | 356 | — | — | — | 459 | 520 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 49 | 0 | 0 | 0 | 10 | 10 | 38 | 25 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 10 | 13 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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