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Surf Forecasts:
Ilha dos Lobos surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 8 am Sunday 17 May 2026 -03Forecast update in hr min s Forecast update imminent
Ilha dos Lobos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ilha dos Lobos sea temperature is
20.4° C
(Which is normal for this time of year)How big are the waves at Ilha dos Lobos today?
The current surf forecast for Ilha dos Lobos at 3PM is: 0.7m 10s primary swell from a South direction and 0.2m 4s secondary swell from a East direction, 0.4m 3s secondary swell from a South-southwest direction (forecast issued at 08:00am May 17). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 2.5ft (0.8m) | 10s |
| Afternoon (17 May) | 2.5ft (0.7m) | 10s |
| Evening (17 May) | 2ft (0.6m) | 10s |
Table - waves today at Ilha dos Lobos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Sun night. Very mild (max 19°C on Sun morning, min 12°C on Mon night). Winds decreasing (fresh winds from the SW on Mon morning, calm by Tue afternoon). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | SSE 6 | SSE 6 | S 6 | S 7 | S 7 | S 7 | S 7 | S 7 | S 13 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | |
139 | 136 | 131 | 96 | 70 | 68 | 48 | 102 | 71 | 121 | 193 | 423 | 411 | 282 | 198 | 991 | 1821 | 1919 | 1703 | 1419 | 1172 | 874 | 700 | 572 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | glassy | glassy | off | off | |
High Tide | 5:33AM0.21m | 1:15PM0.50m | 5:58PM0.56m | 00:24AM0.38m | 6:40AM0.15m | 1:47PM0.48m | 7:08PM0.59m | 00:56AM0.45m | 7:38AM0.13m | 2:22PM0.45m | 8:11PM0.61m | 1:33AM0.50m | ||||||||||||
Low Tide | 3:28AM0.17m | 8:39AM0.07m | 3:11PM0.46m | 9:51PM0.28m | 4:21AM0.08m | 9:23AM0.04m | 3:57PM0.42m | 10:37PM0.36m | 5:10AM0.03m | 10:09AM0.03m | 4:41PM0.36m | 11:19PM0.42m | ||||||||||||
 |  | |  |  | | | | |  | | | |  | | | |  | | | | | | | |
 | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | 6:58 |
 | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:31 | — | — | — | 5:31 |
— | — | — | — | 1 | 3 | 5 | 4 | 5 | 3 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 19 | 18 | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 15 | 16 | 16 | 14 | 13 | 12 |
15 | 16 | 18 | 16 | 16 | 16 | 14 | 12 | 9 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 11 | 12 | 13 | 15 | 13 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | SE 5 | SSE 6 | S 9 | S 9 | ESE 6 | S 7 | S 7 | S 7 | S 7 | S 13 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 |
 kJ | 139 | 136 | 131 | 96 | 70 | 68 | 19 | 65 | 43 | 40 | 17 | 222 | 225 | 161 | 134 | 694 | 1821 | 1919 | 1703 | 1419 | 1172 | 874 | 700 | 572 |
Swell 2 Height (m) Direction Period (s) | E 4 | E 4 | E 4 | E 4 | E 5 | E 5 | S 10 | S 10 | SSE 14 | SSE 14 | SSE 13 | ESE 6 | SSE 12 | ESE 6 | SSE 13 | SSE 19 | ESE 6 | ESE 5 | ESE 6 | E 5 | E 5 | E 6 | E 6 | E 7 |
| kJ | 3 | 3 | 1 | 2 | 2 | 2 | 48 | 46 | 41 | 36 | 34 | 20 | 27 | 10 | 102 | 201 | 10 | 6 | 6 | 5 | 5 | 5 | 2 | 4 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | SE 16 | SSE 15 | SSE 15 | SE 11 | SE 11 | SE 16 | SSE 12 | SSE 16 | SSE 15 | ESE 6 | ESE 6 | — | — | — | — | E 7 | E 7 | E 5 | — |
| kJ | 1 | 1 | 1 | 1 | 1 | 10 | 23 | 21 | 5 | 5 | 10 | 15 | 25 | 44 | 11 | 18 | — | — | — | — | 4 | 4 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | SSW 3 | S 4 | SSE 5 | S 5 | SSE 6 | SSE 6 | S 6 | S 7 | S 7 | S 7 | S 7 | S 7 | S 13 | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 3 | 11 | 23 | 28 | 102 | 71 | 121 | 193 | 423 | 411 | 282 | 198 | 991 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 47 | 47 | 134 | 134 | 29 | 163 | 176 | 176 | 176 | 176 | 78 | 78 | 29 | 0 | 0 | 0 | 47 | 78 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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