Surf Forecasts:
How big are the waves at Itaipu today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 1ft (0.3m), 12s period with S swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 2ft (0.6m), 11s period with S swell.
- Evening surf: Evening surf (28 Sep, local time) - 2.5ft (0.8m), 11s period with S swell.
The current surf forecast for Itaipu at 4AM is: 0.2m 9s primary swell from a South direction (forecast issued at 08:00pm September 27). An open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 1ft (0.3m) | 12s |
| Afternoon (28 Sep) | 2ft (0.6m) | 11s |
| Evening (28 Sep) | 2.5ft (0.8m) | 11s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 32°C on Wed morning, min 21°C on Mon night). Mainly fresh winds. | ||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | S 10 | S 9 | S 9 | S 9 | S 12 | S 12 | SSW 12 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 28 | 15 | 14 | 6 | 12 | 26 | 47 | 94 | 119 | 143 | 130 | 125 | 122 | 120 | 65 | 41 | 60 | 88 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:21PM0.90m | 4:19AM1.02m | 4:49PM0.88m | 5:08AM1.05m | 4:57PM0.87m | |||||||||||||
Low Tide | 9:24PM0.07m | 9:58AM0.02m | 10:13PM0.01m | 10:48AM0.06m | ||||||||||||||
 |  | | |  | |  | |  | | | | |  | | | | | |
 | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 23 | 26 | 26 | 26 | 24 |
Feels °C | 25 | 24 | 24 | 25 | 25 | 24 | 24 | 23 | 21 | 22 | 22 | 22 | 23 | 24 | 27 | 25 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 9 | S 9 | ESE 8 | ESE 8 | S 12 | SSW 12 | S 11 | S 11 | S 11 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | S 10 | S 9 | S 9 | ESE 7 |
| kJ | 28 | 15 | 14 | 13 | 13 | 26 | 47 | 94 | 119 | 143 | 65 | 72 | 75 | 71 | 65 | 41 | 60 | 238 |
Swell 2 Height (m) Direction Period (s) | SE 6 | ESE 8 | ESE 8 | S 9 | S 12 | ESE 8 | SE 6 | S 9 | S 8 | E 8 | S 10 | S 10 | S 10 | S 10 | S 12 | S 11 | S 11 | S 11 |
| kJ | 10 | 14 | 14 | 6 | 12 | 6 | 6 | 1 | 1 | 5 | 130 | 125 | 122 | 120 | 41 | 41 | 40 | 88 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | SE 6 | ESE 6 | ESE 6 | S 9 | ESE 6 | ESE 8 | S 9 | — | — | — | — | S 12 | — | — | — | — | — |
| kJ | 15 | 6 | 4 | 4 | 6 | 4 | 13 | 1 | — | — | — | — | 45 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 6 | ESE 8 | SE 4 | ESE 3 | ESE 4 | ESE 5 | — | E 6 | E 6 | E 6 | ESE 6 | ESE 6 | ESE 7 | E 7 |
| kJ | — | — | — | — | 9 | 34 | 2 | 7 | 24 | 54 | — | 146 | 146 | 148 | 73 | 90 | 163 | 279 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 29 | 29 | 51 | 43 | 23 | 100 | 44 | 172 | 172 | 12 | 0 | 0 | 0 | 0 | 17 | 190 | 12 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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