Surf Forecasts:
How big are the waves at Itaipu today (31 Oct):
- Morning surf: Morning surf (31 Oct, local time) - 2.5ft (0.8m), 11s period with S swell.
- Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.0m), 11s period with S swell.
- Evening surf: Evening surf (31 Oct, local time) - 2.5ft (0.7m), 10s period with S swell.
The current surf forecast for Itaipu at 1PM is: 0.9m 11s primary swell from a South direction and 0.5m 5s secondary swell from a Southwest direction (forecast issued at 08:00am October 31). An open ocean swell of 0.3m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Oct) | 2.5ft (0.8m) | 11s |
| Afternoon (31 Oct) | 3.5ft (1.0m) | 11s |
| Evening (31 Oct) | 2.5ft (0.7m) | 10s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Mon afternoon. Warm (max 27°C on Mon morning, min 21°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||
Saturday 31 | Sunday 1 | Monday 2 | ||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 174 | 155 | 191 | 238 | 110 | 106 | 98 | 69 | 69 | 68 | 66 | 66 | 65 | 61 | 58 | 59 | 57 | 39 | 35 | 35 | 35 | 22 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-on | on | on | cross-off |
High Tide | 7:25AM0.93m | 5:10PM0.92m | 8:36AM0.88m | 6:02PM0.93m | 9:46AM0.86m | 7:01PM0.92m | ||||||||||||||||
Low Tide | 12:40PM0.33m | 1:02AM-0.06m | 1:32PM0.36m | 1:59AM-0.02m | 2:27PM0.35m | |||||||||||||||||
 | | | |  |  |  |  | | | |  |  | | | |  | | |  |  |  | |
 | 5:07 | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:05 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 7 | 2 | 1 |
Temp °C | 21 | 23 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 23 | 24 | 24 | 23 | 22 | 22 | 21 | 21 | 24 | 27 | 24 | 22 | 23 |
Feels °C | 21 | 23 | 22 | 24 | 25 | 23 | 24 | 23 | 23 | 24 | 23 | 22 | 22 | 21 | 23 | 22 | 22 | 26 | 30 | 27 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SE 6 | SE 6 | S 10 | S 10 | S 10 | S 9 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | S 8 | ESE 7 | ESE 7 |
| kJ | 174 | 155 | 191 | 238 | 69 | 54 | 57 | 52 | 49 | 40 | 66 | 66 | 65 | 61 | 97 | 110 | 113 | 117 | 120 | 35 | 124 | 111 |
Swell 2 Height (m) Direction Period (s) | SW 6 | SE 7 | ESE 7 | E 7 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | E 9 | S 15 | S 15 | S 15 | S 9 | S 9 | S 9 | S 9 | S 8 | S 13 | S 8 | S 8 |
| kJ | 36 | 12 | 9 | 4 | 110 | 106 | 98 | 69 | 69 | 68 | 1 | 4 | 4 | 4 | 58 | 59 | 57 | 39 | 35 | 3 | 35 | 22 |
Swell 3 Height (m) Direction Period (s) | SE 7 | E 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | SW 5 | SW 5 | E 9 | E 9 | — | — | — | S 14 | S 14 | S 14 | S 13 | S 13 | — | S 13 | — |
| kJ | 13 | 4 | 5 | 4 | 3 | 4 | 4 | 1 | 1 | 1 | 1 | — | — | — | 4 | 4 | 4 | 4 | 4 | — | 3 | — |
Wind waves Height (m) Direction Period (s) | WSW 5 | SW 5 | SW 5 | SW 5 | — | — | — | — | — | — | SE 6 | ESE 6 | ESE 5 | ESE 6 | E 6 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 7 | — | — |
| kJ | 69 | 25 | 14 | 7 | — | — | — | — | — | — | 49 | 74 | 66 | 85 | 200 | 206 | 218 | 197 | 203 | 124 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 20 | 48 | 102 | 121 | 34 | 0 | 0 | 0 | 0 | 0 | 34 | 190 | 114 | 43 | 0 | 0 | 0 | 1 | 12 | 34 | 17 | 17 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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