Surf Forecasts:
How big are the waves at Rosa today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3.5ft (1.0m), 10s period with S swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 3ft (0.9m), 9s period with SSE swell.
- Evening surf: Evening surf (18 Sep, local time) - 3ft (0.9m), 9s period with SSE swell.
The current surf forecast for Rosa at 1PM is: 1.0m 10s primary swell from a South direction and 0.4m 10s secondary swell from a East direction, 0.6m 4s secondary swell from a Northeast direction (forecast issued at 08:00am September 18). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3.5ft (1.0m) | 10s |
| Afternoon (18 Sep) | 3ft (0.9m) | 9s |
| Evening (18 Sep) | 3ft (0.9m) | 9s |
Table - waves today at Rosa. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Sat night. Warm (max 24°C on Sun afternoon, min 17°C on Fri morning). Winds decreasing (fresh winds from the NNE on Sat night, light winds from the SSE by Sun night). | ||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||
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) | S 10 | S 10 | S 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | ENE 6 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 240 | 192 | 188 | 147 | 144 | 141 | 113 | 124 | 128 | 244 | 251 | 277 | 361 | 539 | 875 | 1385 | 1592 | 1429 | 1385 | 1626 | 1730 | 1947 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross |
High Tide | 5:28AM0.47m | 12:05PM0.52m | 4:23PM0.48m | 00:14AM0.27m | 6:57AM0.41m | 12:22PM0.56m | 00:05AM0.32m | 12:37PM0.59m | 7:25PM0.38m | |||||||||||||
Low Tide | 8:22AM0.39m | 2:57PM0.47m | 9:25PM0.22m | 2:20AM0.25m | 8:02AM0.40m | 9:47PM0.29m | 3:48AM0.21m | 5:38PM0.37m | ||||||||||||||
 |  | | | |  |  | | |  | | |  |  | | | |  | |  | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:08 | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | 2 | 2 | 3 | 7 | 9 | 7 | 2 | 1 | 1 | — | — | — | — |
Temp °C | 15 | 17 | 21 | 21 | 19 | 18 | 18 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 22 | 24 | 21 | 20 |
Feels °C | 13 | 15 | 18 | 18 | 17 | 16 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 14 | 14 | 17 | 18 | 21 | 23 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 9 | E 6 | S 9 | SSE 9 | S 13 | S 9 | S 12 | S 12 | S 11 | S 11 | S 12 | S 12 | S 12 | S 11 | ENE 10 |
| kJ | 240 | 192 | 188 | 147 | 144 | 141 | 113 | 106 | 63 | 57 | 25 | 51 | 38 | 74 | 44 | 23 | 23 | 25 | 11 | 10 | 10 | 1393 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 9 | E 8 | ESE 8 | S 9 | S 13 | S 13 | SSE 9 | — | E 12 | — | S 9 | — | — | — | — | — | S 11 |
| kJ | 33 | 31 | 30 | 28 | 26 | 26 | 23 | 14 | 79 | 28 | 51 | 15 | — | 3 | — | 1 | — | — | — | — | — | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 15 | S 14 | S 14 | S 13 | S 13 | — | SSW 9 | S 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 4 | 4 | 4 | 14 | 14 | — | 16 | 13 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 4 | ENE 4 | NE 4 | NE 4 | NE 4 | NE 5 | NE 5 | ENE 6 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 |
| kJ | 8 | 7 | 11 | 24 | 26 | 33 | 67 | 124 | 128 | 244 | 251 | 277 | 361 | 539 | 875 | 1385 | 1592 | 1429 | 1385 | 1626 | 1730 | 1947 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 4 | 4 | 12 | 71 | 12 | 12 | 12 | 4 | 2 | 2 | 2 | 2 | 516 | 514 | 284 | 273 | 250 | 25 | 160 | 214 | 25 | 29 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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