First published 10/9/2026, 1:14:15 PM UTC · Last updated 10/9/2026, 1:14:15 PM UTC

Aviso de Tempestade. Severidade Grau: Grande Perigo

Brazil’s official INMET alert warns of a storm affecting areas in Santa Catarina, Rio Grande do Sul and Paraná from 09:50 to 23:59 on October 9, 2026. It cites rainfall over 60 mm/h or 100 mm/day, winds over 100 km/h and hail, with risks including building damage, power cuts, flooding and road-transport disruption.

Why it matters

The warning covers multiple areas across three states and specifies severe conditions and potential damage.

Location

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 3/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 6/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 1/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Sources

Primary official sourceAviso de Tempestade. Severidade Grau: Grande Perigo

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