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Grumari Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts
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Grumari surf Forecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Thursday 18 Apr 2024 -03
Forecast update in hr min s 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 26.6°C (Statistics for 18 Apr 1981-2005 - mean: 25.3 °C max: 26.3 °C min: 23.8 °C)
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 26.6°C (Statistics for 18 Apr 1981-2005 - mean: 25.3 °C max: 26.3 °C min: 23.8 °C)
How big are the waves at Grumari today?
The current surf forecast for Grumari at 9PM is: 1.7m 9s primary swell from a South-southwest direction (forecast issued at 08:00pm April 18). An open ocean swell of 0.3m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | - | - |
| Afternoon (18 Apr) | - | - |
| Evening (18 Apr) | 5.5ft (1.7m) | 9s |
Table - waves today at Grumari. (Swell directed towards the surf break)
Updates in hr min s Update imminent
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Fri 26 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    |    | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 7 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 13 | 17 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 203 | 495 | 442 | 383 | 360 | 391 | 305 | 307 | 300 | 308 | 639 | 1628 | 1705 | 2027 | 2085 | 2056 | 1859 | 1715 | 1474 | 1299 | 1156 | 847 | 680 | 579 | 497 | 376 | 297 | 240 | 198 | 173 | 131 | 100 | 98 | 96 | 64 | 60 | 41 | 43 | 93 | 186 | 236 | 352 | 411 | 440 | 506 | 492 | 454 | 439 | 425 | 418 | 404 | 314 | 303 | 249 | 249 | 240 | 184 | 173 | 209 | 196 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | glass | cross- off | glass | on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross | cross- off | cross- off | cross- off | off | cross- off | off | glass | on | glass | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | glass | glass | off | off | cross- off | cross- off | cross | cross | cross | glass | cross- off | cross- off |
High Tide / height (m) | 1:04AM 0.98 | 12:34PM 0.96 | 1:22AM 1.04 | 1:06PM 1.05 | 1:42AM 1.07 | 1:35PM 1.12 | 2:01AM 1.09 | 2:05PM 1.17 | 2:22AM 1.10 | 2:34PM 1.19 | 2:43AM 1.09 | 3:04PM 1.19 | 3:06AM 1.07 | 3:36PM 1.17 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 6:24PM 0.23 | 6:55AM 0.42 | 7:03PM 0.17 | 7:23AM 0.34 | 7:36PM 0.13 | 7:50AM 0.26 | 8:07PM 0.11 | 8:17AM 0.20 | 8:38PM 0.12 | 8:44AM 0.15 | 9:09PM 0.15 | 9:13AM 0.11 | 9:42PM 0.20 | 9:44AM 0.10 | 10:18PM 0.27 | |||||||||||||||||||||||||||||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Fri 26 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 5:36 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:34 | - | - | - | - | - | - | - | 5:32 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:31 | - | - | - | - |
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Rain (mm) | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 24 | 23 | 22 | 21 | 21 | 20 | 21 | 23 | 23 | 22 | 22 | 21 | 20 | 20 | 22 | 25 | 24 | 22 | 22 | 21 | 21 | 21 | 24 | 28 | 28 | 24 | 25 | 24 | 23 | 23 | 26 | 32 | 34 | 28 | 25 | 24 | 23 | 23 | 24 | 26 | 25 | 24 | 24 | 24 | 23 | 23 | 25 | 29 | 30 | 26 | 26 | 25 | 23 |
| Feels °C (?) | 23 | 24 | 24 | 23 | 22 | 23 | 22 | 24 | 24 | 23 | 22 | 22 | 21 | 22 | 23 | 22 | 22 | 22 | 22 | 20 | 20 | 23 | 25 | 23 | 22 | 23 | 22 | 22 | 22 | 25 | 30 | 29 | 25 | 27 | 25 | 24 | 24 | 25 | 32 | 35 | 30 | 28 | 27 | 25 | 25 | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 30 | 31 | 28 | 29 | 28 | 25 |
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