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Surf Forecasts:
Guarita surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 8 pm Wednesday 20 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
19.1° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Guarita today?
The current surf forecast for Guarita at 3AM is: 2.5m 15s primary swell from a South-southeast direction (forecast issued at 08:00pm May 20). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 8ft (2.5m) | 14s |
| Afternoon (21 May) | 7.5ft (2.3m) | 13s |
| Evening (21 May) | 7.5ft (2.3m) | 16s |
Table - waves today at Guarita. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 16°C on Thu afternoon, min 12°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 15 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 14 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | |
2652 | 2028 | 2513 | 2736 | 2948 | 2627 | 2155 | 1804 | 1519 | 2511 | 2228 | 1992 | 1775 | 1700 | 1526 | 1286 | 1110 | 931 | 917 | 766 | 624 | 539 | 437 | 429 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | off | glassy | glassy | cross-on | cross-on | cross | cross-off | cross-off | glassy | glassy | cross-off | cross-off | on | |
High Tide | 9:09PM0.60m | 2:14AM0.53m | 9:16AM0.14m | 3:38PM0.35m | 10:03PM0.58m | 2:59AM0.54m | 9:59AM0.17m | 4:22PM0.31m | 10:52PM0.54m | 3:49AM0.52m | 10:40AM0.21m | |||||||||||||
Low Tide | 5:23PM0.29m | 00:00AM0.46m | 6:42AM0.03m | 11:48AM0.04m | 6:07PM0.24m | 00:42AM0.47m | 7:28AM0.07m | 12:41PM0.06m | 6:51PM0.22m | 1:28AM0.45m | 8:13AM0.13m | 1:37PM0.09m | ||||||||||||
 | | |  |  |  | | | | | | | | |  | | | | | | | |  |  | |
 | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — |
 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 16 | 14 | 13 | 13 | 12 | 13 | 14 | 16 | 15 | 13 | 12 | 12 | 12 | 13 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 16 |
11 | 10 | 9 | 9 | 8 | 9 | 10 | 12 | 11 | 10 | 10 | 10 | 11 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 16 | |
Swell 1 Height (m) Direction Period (s) | SSE 15 | SSE 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 14 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 |
 kJ | 1641 | 2028 | 2513 | 2736 | 2948 | 2627 | 2155 | 1804 | 1519 | 2511 | 2228 | 1992 | 1775 | 1700 | 1526 | 1286 | 1110 | 931 | 917 | 766 | 624 | 539 | 437 | 429 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SSE 17 | SSE 17 | SSE 16 | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 | E 5 | E 5 |
| kJ | — | — | — | — | — | — | — | 453 | 537 | 1150 | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 7 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | S 15 | WSW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 6 |
| kJ | 2652 | 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 64 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 84 | 0 | 21 | 39 | 45 | 39 | 21 | 21 | 71 | 0 | 0 | 0 | 0 | 0 | 45 | 142 | 45 | 0 | 0 | 0 | 0 | 0 | 45 | 142 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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