First published · Last updated
Aviso de Onda de Calor. Severidade Grau: Grande Perigo
Brazil’s INMET issued a high-danger heat-wave alert running from September 26 to September 30, 2026. The source lists affected areas across multiple regions of Brazil.
Categories: severe-weather-and-natural-disasters, environment-and-climate
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 6/10
- Geographic reach
- 4/10
- Global importance
- 2/10
- Impact magnitude
- 3/10
- Positivity
- 3/10
- Urgency
- 6/10
Why it matters
The alert identifies a heat wave classified as “Grande Perigo” across multiple Brazilian regions.

