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Surf Forecasts:
Guarita surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 am Sunday 17 May 2026 -03Forecast update in hr min s Forecast update imminent
Guarita surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guarita sea temperature is
20.1° C
(Which is slightly cooler than normal)How big are the waves at Guarita today?
The current surf forecast for Guarita at 9AM is: 0.8m 10s primary swell from a South-southeast direction and 0.3m 4s secondary swell from a East direction (forecast issued at 02:00am May 17). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 2.5ft (0.8m) | 10s |
| Afternoon (17 May) | 2.5ft (0.8m) | 10s |
| Evening (17 May) | 2ft (0.6m) | 10s |
Table - waves today at Guarita. (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 Sun night, light winds from the SSW by Tue afternoon). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | SSE 6 | SSE 6 | S 6 | SSW 6 | S 7 | S 7 | S 8 | S 7 | S 7 | S 13 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | |
184 | 180 | 139 | 136 | 131 | 125 | 94 | 68 | 97 | 107 | 54 | 80 | 250 | 537 | 403 | 298 | 135 | 1127 | 1769 | 1943 | 1775 | 1569 | 1189 | 986 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | 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 | cross | off | |
High Tide | 5:34AM0.20m | 1:13PM0.49m | 5:58PM0.55m | 00:22AM0.37m | 6:40AM0.15m | 1:46PM0.47m | 7:07PM0.58m | 00:54AM0.43m | 7:38AM0.12m | 2:21PM0.43m | 8:10PM0.60m | |||||||||||||
Low Tide | 3:25AM0.16m | 8:39AM0.06m | 3:09PM0.45m | 9:51PM0.27m | 4:19AM0.07m | 9:22AM0.03m | 3:55PM0.40m | 10:36PM0.35m | 5:09AM0.02m | 10:08AM0.02m | 4:39PM0.35m | |||||||||||||
 | | |  | |  |  | | | | |  | | | | | |  | |  | | | | | |
 | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — |
 | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:32 | — | — |
— | — | — | — | — | — | 1 | 4 | 5 | 4 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 16 | 18 | 19 | 18 | 18 | 17 | 16 | 16 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 15 | 16 | 16 | 14 |
18 | 16 | 16 | 18 | 19 | 16 | 17 | 16 | 13 | 13 | 9 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 10 | 12 | 13 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | SSE 6 | ESE 6 | ESE 5 | ESE 6 | S 8 | S 7 | S 7 | S 7 | S 13 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 |
 kJ | 184 | 180 | 139 | 136 | 131 | 125 | 94 | 68 | 48 | 107 | 39 | 26 | 18 | 282 | 246 | 166 | 135 | 694 | 1769 | 1943 | 1775 | 1569 | 1189 | 986 |
Swell 2 Height (m) Direction Period (s) | E 4 | E 4 | E 4 | E 4 | E 4 | E 4 | E 5 | SE 16 | SSE 15 | S 10 | S 9 | S 9 | SSE 13 | ESE 6 | E 6 | E 6 | SSE 14 | SSE 19 | ESE 6 | ESE 6 | ESE 6 | ESE 5 | E 5 | E 5 |
| kJ | 3 | 3 | 3 | 3 | 1 | 2 | 2 | 10 | 23 | 46 | 43 | 57 | 34 | 18 | 17 | 17 | 107 | 236 | 13 | 6 | 6 | 6 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 15 | SSE 14 | SSE 14 | SE 16 | S 13 | SSE 12 | SSE 15 | E 6 | ESE 6 | — | — | — | — | E 7 | E 7 |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 21 | 41 | 36 | 10 | 12 | 29 | 22 | 17 | 18 | — | — | — | — | 4 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SW 3 | SSW 3 | S 3 | SSE 5 | SSE 6 | — | S 6 | SSW 6 | S 7 | S 7 | S 8 | S 7 | S 7 | S 13 | — | — | — | — | — | — |
| kJ | — | — | — | — | 2 | 6 | 3 | 24 | 97 | — | 54 | 80 | 250 | 537 | 403 | 298 | 225 | 1127 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 21 | 142 | 142 | 142 | 141 | 183 | 171 | 183 | 218 | 84 | 84 | 71 | 21 | 0 | 0 | 0 | 21 | 71 | 21 | 0 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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