Overview
- Mexico’s weather service says Fronts 14 and 15 will drive very cold conditions, strong winds and a credible chance of snow or sleet in northern and northwestern sierras from Nov. 17–20.
- Minimums of −10 to −5 °C are forecast in mountain areas of Baja California, Sonora, Chihuahua and Durango, with gusts of 60–90 km/h that could topple trees and billboards; warmer contrasts persist with 30–40 °C highs in Pacific and Gulf states such as Nayarit.
- Mexico City’s risk agency warns of a marked drop on Nov. 17, with 1–3 °C expected in high‑elevation boroughs including Álvaro Obregón, Cuajimalpa, Magdalena Contreras, Milpa Alta, Tlalpan and Xochimilco.
- The National Weather Service projects a Nov. 17 cold front in New York bringing gusts up to 65 km/h (40 mph) and daytime readings near 0–5 °C wind chill, with temperatures moderating midweek.
- Argentina’s meteorological service issues a red alert for southern Chubut with winds that could gust over 140 km/h, an orange alert for Santa Cruz, and broader yellow advisories for wind, storms and rain in multiple provinces.