Flooding triggered by the remnants of Tropical Storm Mario caused the death of a 2-year-old in the city of Barstow, California, after he got swept away by the floodwaters on September 18, 2025. The fatality was confirmed by the police on September 19, after the body of the deceased was found in a flood control channel in the area.
Moisture from post-tropical Mario is forecast to spread into southern California on September 18, 2025, bringing thunderstorms and rainfall totals of 25–75 mm (1–3 inches) through Friday. Rainfall rates may exceed 25 mm/h (1 inch/h), prompting Flood Watches and Flash Flood Watches across much of the region. Arizona and New Mexico are also expected to see widespread showers and thunderstorms with localized flooding into September 19.
Tropical Storm Mario formed at 15:00 UTC on September 12, 2025, just off the coast of Mexico, prompting the government of Mexico to issue a Tropical Storm Watch from Lazaro Cardenas to Punta San Telmo. At the time of formation, the center of Mario was located 65 km (40 miles) SSW of Zihuatanejo and 95 km (60 miles) SSE of Lazaro Cardenas, Mexico.
As Tropical Storm Mario/Fung Wong is leaving Philippine area of responsibility, it left a wake of devastation and four dead victims. The storm has intensified slightly as it moves towards Southern Taiwan.In its 10 p.m. update (14:00 UTC, September 19), the The Nation
