clima ·
Orange Alert from SMN for Puerto Iguazú: Storm Until 10/04 at 02:59
Guia 3 newsroom · edited by Annie GrellmannPortuguêsEspañol
The SMN issued an orange storm alert for Puerto Iguazú, valid from 10/03 at 21:00 until 10/04 at 02:59.

What the warning says
The area will be affected by heavy rain and strong storms, some locally severe. They may be accompanied by abundant precipitation in short periods, hail of various sizes, and frequent electrical activity. Intense gusts may also occur, potentially exceeding 100 km/h. Accumulated precipitation values of 50 to 90 mm are expected, with possible localized exceedances.
Official warning text (quoted from the original, in Spanish).
The alert is in the orange tier and covers Puerto Iguazú, Argentina, from 10/03 at 21:00 to 10/04 at 02:59.
What the agency recommends
- 1- Follow the instructions of local authorities. Staying calm is essential in these situations.
- 2- Go out only if necessary.
- 3- Remain in enclosed structures such as homes, schools, and public buildings.
What changes for those at the border
The warning applies to the Argentine side of the border, just a few kilometers from Foz do Iguaçu, and affects anyone crossing the bridge during the period. River measurements are available at how the Falls are today; strong wind and heavy rain delay the crossing, and the queue is listed at bridge queue. Forecasts for the three sides can be found at border weather.
This article is generated from the official warning as soon as it is published and updated while the alert remains active.
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Content verified by the newsroom based on an official source: SMN — Servicio Meteorológico Nacional (Argentina). Last checked: 10/3/2026. Found something inaccurate? We fix it fast. How we work.
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