Surf Forecasts:
How big are the waves at Itaipu today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 3.5ft (1.0m), 10s period with SSE swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 3ft (0.9m), 11s period with SSE swell.
- Evening surf: Evening surf (21 Oct, local time) - 3ft (0.9m), 11s period with SSE swell.
The current surf forecast for Itaipu at 9AM is: 1.0m 10s primary swell from a South-southeast direction and 0.2m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am October 21). The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 3.5ft (1.0m) | 10s |
| Afternoon (21 Oct) | 3ft (0.9m) | 11s |
| Evening (21 Oct) | 3ft (0.9m) | 11s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Thu night. Warm (max 26°C on Fri afternoon, min 20°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 176 | 173 | 190 | 202 | 222 | 167 | 167 | 161 | 155 | 118 | 118 | 121 | 121 | 118 | 121 | 125 | 166 | 174 | 171 | 154 | 105 | 103 | 101 | 69 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross-on | cross-on | cross-on | cross | glassy | glassy | off | cross-on | glassy | glassy | cross-off | off |
High Tide | 11:33PM0.89m | 12:39PM1.06m | 00:06AM1.02m | 12:57PM1.13m | 00:38AM1.14m | 1:17PM1.18m | ||||||||||||||||||
Low Tide | 5:40AM0.21m | 6:12PM0.38m | 6:24AM0.11m | 6:49PM0.28m | 7:05AM0.04m | 7:24PM0.19m | ||||||||||||||||||
 | |  |  | |  |  |  | |  | | | | | | | | | | | | | | | |
 | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:14 | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | — | 2 | — | — | 1 | — | — | — | 2 | 3 | — | — | — | — | — |
Temp °C | 20 | 20 | 19 | 21 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 23 | 25 | 26 | 25 | 25 |
Feels °C | 19 | 20 | 20 | 22 | 22 | 22 | 20 | 20 | 19 | 20 | 21 | 23 | 24 | 24 | 24 | 22 | 24 | 24 | 23 | 26 | 28 | 29 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SSE 11 | SSE 11 | SSE 10 |
| kJ | 176 | 173 | 190 | 202 | 222 | 167 | 167 | 161 | 155 | 118 | 118 | 121 | 121 | 118 | 121 | 57 | 57 | 47 | 52 | 42 | 42 | 103 | 101 | 69 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 18 | — | — | S 16 | — | — | — | S 15 | — | SSE 10 | SSE 11 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | ESE 6 | ESE 6 | ESE 7 |
| kJ | 10 | 9 | 8 | 8 | 8 | 8 | 6 | — | — | 5 | — | — | — | 4 | — | 125 | 166 | 174 | 171 | 154 | 105 | 34 | 35 | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 18 | S 18 | S 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 16 |
| kJ | — | — | — | 6 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | ESE 3 | E 3 | — | — | — | ESE 4 | ESE 5 | ESE 5 | ESE 5 | E 5 | E 5 | ESE 5 | E 5 | ESE 6 | ESE 6 | — | — | E 6 | — | — | — | — | — | — |
| kJ | 3 | 5 | — | — | — | 12 | 30 | 53 | 58 | 59 | 59 | 49 | 57 | 77 | 69 | — | — | 143 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 5 | 0 | 0 | 10 | 6 | 68 | 57 | 52 | 6 | 0 | 5 | 6 | 6 | 6 | 5 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 7 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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