Overview
- The National Meteorological Service kept a yellow alert in place for the Buenos Aires metro area and several provinces as an early-summer heat wave intensifies.
- Forecasters expect the highest temperatures around Wednesday, with peaks of roughly 37–40°C and a gradual easing projected around January 2.
- Electricity regulators reported widespread outages on Saturday affecting about 27,000 users across the AMBA, with thousands still affected on Sunday and system demand projected by Cammesa above 21,000 MW.
- Health authorities advise frequent hydration, staying out of the sun between 10:00 and 16:00, remaining in cool or ventilated spaces, and closely monitoring children, older adults and people with chronic conditions.
- Doctors and trainers recommend scaling back workouts to early morning or evening, cutting intensity to two or three sessions weekly, and watching for warning signs such as dizziness, severe headache, nausea or confusion.