Waterfalls at maximum flow: what it means for your visit

Today's measurement shows 8,466 m³/s of water passing over the falls, placing the volume in the top 3% of the highest values ever recorded since the historic series began. In practical terms, that's the equivalent of 3.4 Olympic-size swimming pools of water per second. Flow is the volume of water that passes a point each second; when the flow is high, the falls are fuller, the noise increases and the mist on the walkway intensifies.

This flow level is almost three times the historic average flow of about 2,800 m³/s, characterizing a water-peak period at the Falls. Historically, these peaks occur during intense rain periods in the Iguaçu basin and usually last from a few days to weeks, depending on weather conditions.

For visitors, the experience can be spectacular: the power of the falls is more impressive, the mist creates more frequent rainbows and the sound of the water is louder. However, the high volume can also trigger operational restrictions: sections of the Devil's Throat walkway may be temporarily closed for safety, as has happened in similar situations. Before planning your visit, check the real-time status of the Falls on the official website.

What this means for you: If you want to see the Falls at their most majestic, this is a rare and ideal moment. Be prepared for more mist and possibly longer lines; bring a raincoat or poncho and appropriate footwear. Verify that the walkway is open before you go and, if it is closed, consider exploring other attractions such as the Macuco Safari or the Gran Aventura boat tour.

Read also: What is the best time to see Iguaçu Falls?