Overview
- Mexico’s Cold Front No. 12 drives a sharp temperature drop with minimums of −5 to 0 °C in mountain zones, a strong Norte of 70–80 km/h with 2–3 m seas on Gulf and Tehuantepec coasts, and very strong rains focused on Veracruz and Oaxaca.
- Mexico City begins the week with sub‑10 °C dawns forecast in 14 boroughs, isolated showers and gusty conditions, with authorities urging residents to monitor official updates and take cold‑weather precautions.
- Argentina’s meteorological service issues yellow alerts for Monday for thunderstorms across parts of Buenos Aires, Córdoba, San Luis, La Pampa and northeast Mendoza, with 15–45 mm possible in short periods, frequent lightning, occasional hail and gusts up to about 70–80 km/h.
- Southern Argentina faces westerly winds of 40–60 km/h with gusts above 90 km/h in Tierra del Fuego and southern Santa Cruz, alongside yellow alerts for persistent snowfall in Tierra del Fuego with expected accumulations of 20–30 cm.
- Zonda wind alerts are in effect for Mendoza and San Juan on Monday afternoon with sustained 30–45 km/h and gusts near 75 km/h, reducing visibility and drying the air, as agencies advise securing loose objects, avoiding outdoor exposure and preparing emergency kits.