Overview
- Argentina’s national weather service kept yellow storm alerts in effect for multiple provinces and, for Sunday, Mendoza authorities upgraded several areas to orange, warning of short‑period downpours, hail, frequent lightning and gusts up to 90 km/h.
- In Mendoza the orange alert covers Greater Mendoza, Lavalle, San Martín, Rivadavia, Santa Rosa, Tunuyán, San Carlos and Tupungato, with forecast rainfall totals of roughly 40–70 mm and a noticeable drop in temperatures.
- Córdoba is forecast to swing from a mostly dry Saturday to strong Sunday storms with 50–80 mm of rain, reduced visibility and slick roads, prompting provincial police to urge cautious driving and warn of possible sudden rises in mountain streams.
- Mexico’s meteorological agency expects Cold Front No. 19 and its polar air mass to enter on Sunday, driving a strong Norte along Tamaulipas and Veracruz coasts and minimums near −10 °C in the sierras of Chihuahua and Durango.
- CONAGUA forecasts heavy showers in Nayarit, Jalisco, Colima and Michoacán, with a chance of snow or sleet in high terrain of Sonora, Sinaloa, Durango and Chihuahua, alongside windy conditions across parts of the north and Bajío.