The Mexican monsoon has made a strong impact The start of the rainy season in the northwest of the country, bringing with it heavy rainfall, strong wind gusts, and the possibility of high waves on some coasts. This meteorological phenomenon, common at this time of year, affects various Mexican regions every year and is significantly influencing weather conditions in the coming days.
Amidst the recent farewell to Tropical Cyclone Erick —whose effects are still leaving their mark on southern states—the arrival and consolidation of the monsoon is capturing the attention of authorities and residents alike. The coming days bring forecasts of torrential rains, increased river flows, and a volatile environment that, while it will put an end to the heat wave in certain areas, will increase other natural hazards associated with this type of storm.
What exactly is the Mexican monsoon?
Named after the Arabic word 'mausim' (station)The Mexican monsoon consists of a seasonal shift in the direction of the winds, which transport masses of warm, humid air from the oceans—mainly the Pacific and the Gulf of California—to the interior of the continent. This interaction often triggers intense rains, localized storms and sudden temperature changes. in the northwest of the country, something that is observed especially every year from the end of June to the beginning of September.
Regions and states most affected by the monsoon
The main impact of the monsoon It is being felt in states such as Sinaloa, Nayarit, Durango, and Chihuahua, although Sonora and Baja California are also experiencing heavy rains and even strong showers and storms in some areas. This week's rains have had particularly severe consequences in Veracruz, San Luis Potosí, and Tamaulipas. where there have been accumulations of water exceeding 150 millimetres, increasing the risk of flooding and landslides.
In the rest of the countryGuerrero, Oaxaca, Puebla, and Chiapas are also under heavy rain watch, while the Valley of Mexico is experiencing thunderstorms accompanied by lightning, fog, and cooler-than-usual temperatures. In addition, The forecast calls for high waves on the coasts of Tamaulipas and Veracruz, with waves that could reach up to 3,5 meters in height..
Duration and forecasts for the storm
Rains associated with the Mexican monsoon will be maintained at least between Friday and the following Monday, according to the National Water Commission. The period will be characterized by heavy or even torrential rains in various regions, mainly during the afternoons and evenings.. In addition, the current heat wave, with temperatures exceeding 45°C in areas of Baja California and Sonora, is expected to begin to subside starting Saturday, allowing respite to the inhabitants of these areas.
In the next few days, maximum temperatures Temperatures above 40°C will persist in Baja California, Sonora, Chihuahua and Sinaloa, while in states such as Guerrero, Tabasco and Yucatán, highs of up to 40°C are expected. The arrival of more widespread rains will contribute to a gradual decrease in extreme heat..
Risks and recommendations
Meteorological authorities insist on maintaining caution due to the risk of flooding, rising rivers, landslides, and puddles in the areas most affected by the rains. In addition, the strong wind This could cause trees and signs to fall, as well as reduce visibility on roads. Therefore, it is recommended to avoid traveling in flood-prone areas and take measures to prevent power outages and property damage.
- The heaviest rainfall is concentrated in Tamaulipas, San Luis Potosí and Veracruz (up to 250 mm).
- Sinaloa, Nayarit, Jalisco and Durango record rainfall between 75 and 150 mm.
- States such as Chihuahua, Sonora, Guerrero, Oaxaca, and the State of Mexico are alert for very heavy rains and possible thunderstorms.
In Mexico City and the State of Mexico, the atmosphere will be cooler, with highs between 19 and 21 °C and lows between 12 and 16 °C, favoring rainy conditions and possible landslides in mountainous and highland areas.
The Mexican monsoon The storm continues to be a key factor in these days' weather conditions, generating heavy rains, persistent heat in the north, and reminding us that changes in the weather can occur rapidly. Staying informed and following the authorities' recommendations is essential to minimize risks during this characteristic weather season.
