Overview

• Mexico’s meteorological service forecasts heavy to intense rainfall from Sept. 30 through early October across Chiapas, Veracruz, Oaxaca, Guerrero and the Yucatán Peninsula, with risks of flooding, landslides and rising rivers.
• Authorities in Mexico are monitoring Pacific low‑pressure areas near Oaxaca and Guerrero, with local civil protection reporting development probabilities near 50 percent and advising caution for coastal winds and elevated surf.
• Despite widespread rain, Mexico also expects afternoon heat of 35–40 °C in parts of the northwest, west and south, and the SMN notes gusty conditions and hazardous travel in storm zones.
• Argentina’s SMN maintains yellow alerts for storms over the northeast and for strong winds in Patagonia, with gusts in Chubut and Santa Cruz potentially exceeding 90 km/h and an escalation to orange winds signaled for Wednesday.
• Peru’s Senamhi keeps an orange alert in effect through Sept. 30 for heavy precipitation, hail and electrical activity in highland and coastal regions, while Spain reports a lull after torrential rains with AEMET and Meteocat allowing for renewed showers later in the week.