translated from Spanish: They trigger cold alerts in CDMX mayors

Authorities in Mexico City set off alerts for the low temperatures expected monday morning.
The Orange Alert will be activated for the demarcations of Alvaro Obregón, Cuajimalpa, Magdalena Contreras, Milpa Alta, Tlalpan and Xochimilco.
It is predicted that in these mayors the temperature is predicted to be one to three degrees between 5:00 and 8:00 on Monday, in the southern and western areas of the capital.

It is #AlertaNaranja triggered by forecast of low and #heladas #temperaturas at the times close to dawn in the @AlcaldiaAO, @AlcCuajimalpa, @ALaMagdalenaC, @GobMilpaAlta, @Tlalpan and @XochimilcoAl demarcations.
Stay informed. #LaPrevenciónEsNuestraFuerza pic.twitter.com/miIEfgCrfa
— Secretariat for Comprehensive Risk Management and PC (@SGIRPC_CDMX) December 22, 2019

The Yellow Alert was activated for the demarcations of Azcapotzalco, Benito Juárez, Coyoacán, Cuauhtémoc, Gustavo A. Madero, Iztacalco, Iztapalapa, Miguel Hidalgo, Tláhuac and Venustiano Carranza.
They are expected to be four to six degrees Celsius between 5:00 and 8:00 on Monday; ice-cold drizzle is also expected.
The capital government recommended that people wear at least three layers of clothing, preferably cotton or wool.
Also cover nose and mouth, avoid exposure to sudden temperature changes, wash your hands frequently or use antibacterial gel.
And use cream to hydrate and protect the skin from the cold; If you have any discomfort, they recommend going to the nearest health center.
By Monday the Conagua expects the cold air mass associated with the front No. 24 to keep the environment cold and very cold over the northeast, east and center of the country.
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Original source in Spanish