translated from Spanish: Prepare your coats, frost is expected for tomorrow January 28 in CDMX

CDMX.- Civil protection in coordination with the Secretariat of Comprehensive Risk Management urges the people of Mexico City to take necessary measures in the face of the low temperatures and frosts expected for the hours near dawn of the morning 28 January. In the face of the critical situation, the outbuildings have reported that the Orange Alert has been activated in six different mayors.

Alvaro Obregón, Xochimilco , Magdalena Contreras, Tlalpan and Cuajimalpa will be the main affected. The cold front is expected between 4:00 and 8:hours, reaching a temperature of 1 to 3 degrees.
In the same way the Yellow Alert has been activated in places such as Benito Juárez, Cuauthémoc, Azcapotzalco, Iztacalco, Coyoacán, Gustavo A. Madero, Venustiano Carranza, Iztapalapa, Tláhuac and Miguel Hidalgo.Temperatures are also expected to drop in the the early hours of Tuesday, January 28. 
Some recommendations that Civil Protection has provided are: Wear three layers of clothing
Getting vaccinated against influenza
Use cream to hydrate
Protecting the skin from the cold

If it is a Yellow Alert, it is best to go to the health center, drink plenty of water and eat vegetables with vitamins A and C.

Original source in Spanish