[REVISION HISTORY]

Mexico weather emergency: flooding and storms intensify

Updated 34 times since CLSTR started tracking revisions of this situation.

What changed

2026-09-09 05:28 UTC → 2026-09-10 14:50 UTC · added ~~removed~~

By September 7, 9, 2026, Mexico’s weather emergency ~~escalated~~ continued as the Mexican monsoon and ~~Tropical Wave No. 37~~ tropical waves triggered ~~widespread heavy rainfall, electrical storms, and flooding. In the northwest, monsoon-driven~~ intense ~~rains impacted Baja California Sur,~~ rainfall across several states, including Sonora, Sinaloa, and ~~Chihuahua. In Sonora, heavy downpours in Ciudad Obregón caused significant flooding, stranding vehicles and damaging local businesses.~~ Nayarit. In the ~~southeast~~ Pacific Ocean, Tropical Depression Fourteen-E has formed. Although it is currently moving away from the coast and poses no direct threat, meteorologists expect it to intensify into a tropical storm and potentially a Category 1 hurricane. This ongoing weather instability follows earlier reports of extreme conditions in the Yucatán Peninsula, where Tropical Wave No. 37 ~~brought torrential rains. Mérida experienced extreme weather events comparable to major hurricanes, resulting in power outages, fallen trees,~~ caused flooding and ~~flooded streets, with high rainfall totals recorded~~ power outages in Kanasín and Temozón Norte. This follows previous forecasts from the National Meteorological Service (SMN) regarding intense rainfall for Veracruz, Oaxaca, Chiapas, and Tabasco. Other regions, including Veracruz, Tamaulipas, Guanajuato, and Michoacán, remained under alert for heavy rain, potential hail, and strong winds. Authorities warned of rising river levels, landslides, Mérida, and ~~the risk of falling trees or advertising signs due to high wind gusts. Meanwhile, Hurricane Marie continued to influence~~ in the northwest, where monsoon rains impacted Baja California ~~peninsula with strong winds~~ Sur, Sonora, Sinaloa, and ~~high waves.~~ Chihuahua.

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