Overview
According to the National Weather Service (SMN) of CONAGUA, a combination of various atmospheric systems will bring significant effects across most of the country over the weekend. A high-level cyclonic circulation interacting with the active Mexican monsoon in the northwest will result in heavy rainfall, thunderstorms, and possible hail in states like Sonora, Chihuahua, Durango, and Sinaloa. Additionally, Tropical Wave Number 13 will move across the southern part of the country, while a new tropical wave approaches the Yucatan Peninsula, generating moderate to heavy rainfall in Oaxaca, Chiapas, Veracruz, Tabasco, Campeche, Yucatán, and Quintana Roo.
Saturday, July 19 Forecast
- Very Heavy Rainfall (50 to 75 mm): Sonora, Chihuahua, Sinaloa, Veracruz, Oaxaca, and Chiapas.
- Heavy Rainfall (25 to 50 mm): Durango, Michoacán, Guerrero, State of Mexico, Puebla, and Tabasco.
- Showers (5 to 25 mm): Baja California Sur, Nayarit, Jalisco, Colima, Nuevo León, Tamaulipas, San Luis Potosí, and several central and southeastern entities.
- Maximum temperatures above 45 °C: Northeast of Baja California.
- Winds with gusts up to 70 km/h: In northern and southern regions, including the Isthmus of Tehuantepec.
Sunday, July 20 Forecast
- Heavy Rainfall (25 to 50 mm): Extensive areas in the west, central, and southern parts of the country, including Sonora, Chihuahua, Durango, Sinaloa, Nayarit, Jalisco, Michoacán, Guerrero, and Oaxaca.
- Showers (5 to 25 mm): Includes Mexico City, Chiapas, Tabasco, Campeche, Yucatán, and Quintana Roo.
- Maximum temperatures above 45 °C: Northeast of Baja California.
- Wind gusts up to 70 km/h: In Coahuila, Nuevo León, Tamaulipas, Oaxaca, and Chiapas.
Safety Measures
The SMN warns that the heavy rains could lead to waterlogging, river and stream overflows, landslides, and flooding in low-lying areas. Authorities urge the public to stay informed and follow recommendations from local civil protection agencies.
Key Questions and Answers
- What systems are affecting the weather this weekend? A high-level cyclonic circulation interacting with the active Mexican monsoon and Tropical Waves Number 13 and a new wave approaching the Yucatan Peninsula.
- Which states will experience heavy rainfall? Sonora, Chihuahua, Durango, Sinaloa, Veracruz, Oaxaca, Chiapas, Michoacán, Guerrero, State of Mexico, Puebla, Tabasco, Nayarit, Jalisco, Baja California Sur, Nuevo León, Tamaulipas, San Luis Potosí, and several central and southeastern entities.
- What safety measures should the public take? Stay informed and follow recommendations from local civil protection agencies due to potential waterlogging, overflows, landslides, and flooding in low-lying areas.
