Overview
- The national weather service said Monday that a persistent heat wave will push highs to 40–45 °C in many states.
- Heavy to very heavy storms are expected in Nuevo León, Tamaulipas and San Luis Potosí, with lightning, hail and flash‑flood risk.
- A dry line interacting with an upper‑level trough and the subtropical jet will drive 60–80 km/h wind gusts and blowing dust in Sonora and Chihuahua.
- Yucatán and Campeche will face temperatures above 40 °C and a heat index near 48 °C, and local civil protection warned of dangerous heat.
- Baja California has logged seven heat‑related cases and one child’s death this season, and Mexicali opened mass hydration and medical aid points for residents.