The arrival of cold front 12 It will trigger a winter weather episode in much of Mexico, with Rain, gusts of wind and a drop in temperatures Starting this weekend, according to the National Meteorological Service (SMN) of Conagua.
This system will enter through the north and northeast and will advance towards the Gulf of Mexico, where, in interaction with an upper-level trough and the subtropical jet streamIt will increase showers and a new "Norte" event in coastal areas.
System Start and Overview
During Saturday, the front will approach the northern and northeastern border, increasing the probability of Showers in Tamaulipas and isolated showers in parts of San Luis Potosí (Huasteca), Veracruz (Huasteca Alta, Huasteca Baja and Totonaca), Hidalgo (Huasteca) and Puebla (Sierra Norte and Nororiental), with gusts of 50 to 70 km/h and possible dust storms in Chihuahua, Coahuila, Nuevo León and Tamaulipas.
Starting Sunday, the front will move over the Gulf of Mexico; in combination with a low pressure channel, will leave showers and heavy rain in the northeast, east, and southeast, as well as the Yucatán Peninsula. A “North” event with gusts of 60 to 80 km/h in Tamaulipas, Veracruz and the Isthmus-Gulf of Tehuantepec.
La associated cold air mass It will bring cooler weather to the north, northeast, east, and center; after the weakening of front 11, Evenings will tend to get warmer in several areas, although the Early mornings will be cold again in the Altiplano and mountainous areas.
Expected effects by region
At Gulf slope and southeast, on Saturday they may occur isolated storms in Nuevo León and Tamaulipas (accumulated rainfall below 15 mm), while on Sunday the rains will intensify rainfall in Veracruz, northern Oaxaca and on the border with Tabasco and Chiapas, with records that could exceed 50-75 mm. In addition, it is expected high waves and the development of fog in mountain areas.
The Northern and central highlands Mostly stable weather is expected, with Maximum temperatures of 20-28 °C and minimum temperatures of 5-12 °COn Sunday, a cooling effect will be noticeable. gusts of 40-60 km/h and fog banks in mountain ranges; they cannot be ruled out isolated thunderstorms with hail in the afternoons in specific areas.
El northwest and west They will maintain a warm to hot environment, with maximums of 33-40 °C and a low probability of rain; the embarrassment could intensify in coastal strips.
The South PacificThe typical heat of the area will continue (highs of 31-37 ° C) and are expected afternoon rain and thunderstorms between Colima, Michoacán, Guerrero, and Oaxaca. In the Isthmus, Sunday will feature a strong “Norte” event with gusts of 80-100 km/h in La Ventosa–Tehuantepec.
Temperatures, wind and waves: key thresholds and recommendations
They are being watched minimums of -5 to 0 °C in the mountain ranges of Baja California, Chihuahua, Durango, State of Mexico, Puebla and Veracruz; and 0 to 5 ° C in high-altitude areas of Sonora, Coahuila, Nuevo León, Zacatecas, San Luis Potosí, Aguascalientes, Michoacán, Guanajuato, Querétaro, Hidalgo, Tlaxcala and Oaxaca.
- Wind: 50-70 km / h with dust storms in Chihuahua, Coahuila, Nuevo León and Tamaulipas; 60-80 km / h in Tamaulipas, Veracruz and Istmo-Tehuantepec.
- Rain: showers in the northeast and east; strong to very strong in Veracruz and areas of Oaxaca, with support from moisture from the Pacific and the Caribbean.
- Waves: of 2.0 to 3.0 m on the coasts of Tamaulipas and Veracruz, and of 3.0 to 4.0 m in the Gulf of Tehuantepec, according to the progress of the "Norte" event.
- Daytime heat: highs of 35-40 ° C in sections of the northwest and west (Sonora, Sinaloa, Nayarit, Jalisco, Colima and Michoacán).
Given these conditions, it is advisable bundle up in the early morningsAvoid sudden temperature changes and pay attention to weather warnings. Civil Protection and local authoritiesIn coastal areas with high waves, it is recommended take extreme precautions in maritime and port activities.
With the entry of cold front 12The weather will become more unstable in the north, northeast, east, and southeast, with rain, wind and a drop in temperatureMeanwhile, daytime heat will persist in the Northwest and the Pacific, so the country will experience a weekend of contrasts marked by the advance of the system and its mass of cold air.
