Overview

• SMN projects about 56 cold fronts for the season, which runs from September 2025 through May 15, 2026.
• The first front is forecast to arrive around September 15, coinciding with Independence Day celebrations.
• Most systems form near the polar region, cross the United States, and enter Mexico moving from northwest to southeast.
• Expected impacts include abrupt temperature drops, intense rains with flood risk, “Norte” wind gusts that raise coastal waves, and frost or snow in northern and highland areas.
• Cenapred notes typical impacts last five to seven days, with authorities flagging vulnerable states such as Chihuahua, Coahuila, Nuevo León, Hidalgo, Puebla, Tlaxcala, and the Yucatán Peninsula and advising layered clothing, home sealing, safe heater use, and flu vaccination for at‑risk groups.