Overview
- Río Gallegos remains under an orange wind alert from 12 Dec 09:00 to 13 Dec 08:59, with west winds of 65–80 km/h and gusts that may exceed 110 km/h, according to the SMN.
- Yellow alerts in Tierra del Fuego and Santa Cruz call for rain totals of 10–25 mm, west winds of 50–70 km/h, and gusts above 90–100 km/h, with snowfall not ruled out at higher elevations.
- The SMN also flags strong westerlies for Neuquén, Río Negro, Chubut, Santa Cruz and Tierra del Fuego, where gusts can top 100 km/h and may disrupt travel and services.
- Mendoza faces a yellow advisory for Zonda winds of 30–45 km/h with gusts up to 70 km/h, followed by thunderstorms from 13–14 Dec that could bring 20–40 mm of rain, hail and gusts near 80 km/h.
- San Luis and Córdoba are under yellow thunderstorm alerts for intense short‑period rainfall, possible hail and wind gusts up to 80 km/h, and the SMN advises securing loose objects, staying indoors and preparing emergency kits.