Surf Forecasts:
How big are the waves at Itaipu today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 2.5ft (0.7m), 11s period with S swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 2ft (0.6m), 10s period with S swell.
- Evening surf: Evening surf (21 Jun, local time) - 3.5ft (1.0m), 8s period with SSW swell.
The current surf forecast for Itaipu at 2AM is: 0.8m 11s primary swell from a South direction and 0.4m 3s secondary swell from a West direction (forecast issued at 08:00pm June 20). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 2.5ft (0.7m) | 11s |
| Afternoon (21 Jun) | 2ft (0.6m) | 10s |
| Evening (21 Jun) | 3.5ft (1.0m) | 8s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Mon afternoon, min 18°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tuesday 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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | S 9 | SSW 9 | SSW 8 | S 8 | S 8 | S 8 | S 10 | S 10 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 280 | 216 | 163 | 157 | 116 | 114 | 83 | 80 | 53 | 137 | 160 | 194 | 193 | 169 | 162 | 129 | 118 | 111 | 86 | 45 | 47 | 100 | 72 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | on | on | on | on | on | on | glassy | cross-off | off | off | off | glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | on | on |
High Tide | 8:33PM0.82m | 6:14AM0.90m | 9:15PM0.85m | 8:47AM0.91m | 9:52PM0.89m | 10:01AM0.95m | ||||||||||||||||||
Low Tide | 1:07AM0.32m | 1:43PM0.08m | 2:06AM0.24m | 2:38PM0.09m | 3:01AM0.13m | |||||||||||||||||||
 | |  |  | |  | |  | | | | | |  | | | | | | | | | | | |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — |
 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 21 | 20 | 20 | 20 | 19 | 18 | 19 | 22 | 24 | 23 | 23 | 23 | 22 | 22 | 23 | 24 | 22 |
Feels °C | 22 | 22 | 20 | 19 | 21 | 19 | 20 | 21 | 20 | 21 | 21 | 20 | 19 | 20 | 24 | 25 | 23 | 24 | 23 | 21 | 20 | 22 | 21 | 20 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 5 | SW 6 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | S 9 | SSW 9 | SSW 8 | S 8 | S 8 | S 8 | E 9 | S 10 | S 10 | S 10 |
| kJ | 280 | 216 | 163 | 157 | 116 | 114 | 83 | 15 | 31 | 137 | 160 | 194 | 193 | 169 | 162 | 129 | 118 | 111 | 86 | 45 | 57 | 100 | 72 | 71 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | ESE 10 | ESE 6 | E 6 | E 6 | E 6 | E 10 | S 10 | E 9 | E 10 | E 10 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 5 | E 6 | E 6 | S 8 | E 9 | E 9 | E 9 |
| kJ | 12 | 33 | 14 | 20 | 21 | 21 | 46 | 80 | 43 | 47 | 46 | 29 | 42 | 42 | 41 | 41 | 40 | 13 | 23 | 16 | 29 | 57 | 56 | 54 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 6 | ESE 10 | ESE 10 | ESE 10 | SW 4 | E 7 | E 7 | S 10 | SSE 9 | SSE 9 | SSE 9 | S 16 | SSE 8 | SE 8 | SE 8 | SE 8 | ESE 9 | ESE 9 | S 9 | S 10 | — | — | S 16 |
| kJ | 33 | 13 | 32 | 19 | 18 | 5 | 21 | 16 | 53 | 16 | 16 | 8 | 5 | 7 | 3 | 3 | 2 | 27 | 27 | 28 | 47 | — | — | 5 |
Wind waves Height (m) Direction Period (s) | E 6 | — | — | W 3 | SW 4 | SW 4 | SW 4 | — | — | — | — | — | — | NE 3 | ENE 3 | ENE 3 | ESE 4 | E 5 | ENE 5 | NNE 3 | NNE 3 | — | WSW 2 | SW 4 |
| kJ | 24 | — | — | 2 | 4 | 14 | 9 | — | — | — | — | — | — | 2 | 3 | 3 | 3 | 39 | 47 | 1 | 1 | — | 1 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 0 | 0 | 48 | 133 | 102 | 102 | 102 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 5 | 5 | 0 | 102 | 210 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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