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Grumari Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts
Grumari surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 pm Wednesday 30 Apr 2025 -03Forecast update in hr min s Forecast update imminent
Grumari surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grumari sea temperature is
25.2° C
(Which is slightly warmer than usual)How big are the waves at Grumari today?
The current surf forecast for Grumari at 4PM is: 2.2m 12s primary swell from a South-southwest direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 02:00pm April 30). The wind direction is predicted to be cross-onshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | - | - |
| Afternoon (30 Apr) | 7ft (2.2m) | 12s |
| Evening (30 Apr) | 6.5ft (2.0m) | 11s |
Table - waves today at Grumari. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 1343 | 1208 | 1187 | 1023 | 987 | 792 | 698 | 595 | 653 | 1132 | 988 | 939 | 936 | 952 | 890 | 1237 | 1237 | 1228 | 1210 | 1173 | 1037 | 988 | 841 | 734 | 636 | 625 | 537 | 519 | 441 | 441 | 441 | 449 | 449 | 433 | 438 | 430 | 376 | 370 | 370 | 314 | 394 | 337 | 263 | 259 | 214 | 202 | 202 | 202 | 202 | 173 | 173 | 183 | 199 | 203 | 199 | 189 | 183 | 198 | 314 | 352 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | glass | glass | glass | glass | glass | cross- on | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross | cross- off | cross- off | glass | glass | on | on | cross- on | cross | cross- off | cross- off | cross- off | glass | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off |
High Tide / height (m) | 4:34PM 1.07 | 4:00AM 0.95 | 5:19PM 0.95 | 4:34AM 0.91 | 6:14PM 0.84 | 10:01PM 0.77 | 5:14AM 0.86 | 11:26PM 0.81 | 6:13AM 0.80 | 12:00AM 0.84 | 8:06AM 0.76 | 12:17AM 0.88 | 10:48AM 0.82 | 12:27AM 0.92 | 11:46AM 0.91 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 10:44AM 0.09 | 11:39PM 0.52 | 11:30AM 0.15 | 12:30AM 0.63 | 12:29PM 0.22 | 9:31PM 0.77 | 1:36AM 0.69 | 1:46PM 0.29 | 2:59AM 0.70 | 3:12PM 0.32 | 4:20AM 0.65 | 4:31PM 0.31 | 5:21AM 0.56 | 5:32PM 0.28 | 6:06AM 0.47 | 6:20PM 0.24 | ||||||||||||||||||||||||||||||||||||||||||||
Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:16 | - | - | - | - |
| Sunset | - | 5:29 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:27 | - | - | - | - | - | - | - | 5:27 | - | - | - | - | - | - | - | 5:25 | - | - | - | - | - | - | - | 5:25 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:23 | - | - |
 | |  | | | |  |  | | | | | | | | | | | | | | | | | | | |  | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 22 | 24 | 23 | 22 | 22 | 21 | 20 | 19 | 21 | 24 | 23 | 22 | 22 | 20 | 19 | 19 | 21 | 24 | 24 | 23 | 22 | 21 | 20 | 20 | 22 | 24 | 23 | 22 | 22 | 21 | 20 | 20 | 22 | 25 | 24 | 23 | 22 | 21 | 21 | 20 | 22 | 26 | 27 | 25 | 24 | 23 | 21 | 21 | 24 | 29 | 30 | 27 | 27 |
| Feels °C (?) | 23 | 22 | 23 | 23 | 23 | 22 | 22 | 23 | 24 | 23 | 22 | 23 | 22 | 21 | 20 | 22 | 24 | 22 | 21 | 22 | 20 | 19 | 19 | 22 | 24 | 23 | 23 | 23 | 22 | 21 | 21 | 24 | 25 | 23 | 22 | 23 | 22 | 21 | 21 | 24 | 26 | 23 | 23 | 23 | 23 | 22 | 20 | 22 | 26 | 26 | 25 | 25 | 24 | 21 | 21 | 25 | 30 | 30 | 28 | 28 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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