Today, the **National Meteorological Service** (NMS) has announced that Argentina will experience the **hottest day** of the year so far. With **extreme temperatures affecting **[18 provinces](https://noticiasambientales.com/medio-ambiente/cambio-climatico-se-multiplico-por-60-la-probabilidad-de-una-ola-de-calor/)**, authorities have issued yellow, orange, and red alerts, urging the population to take precautions to **prevent heat strokes** and other associated risks.
In Buenos Aires, a **maximum of 37°C** is forecasted, while provinces in the north, center, and west are recording similar temperatures. In some areas, the heat index could exceed **40°C**. In **Salta capital** and its surroundings, a **maximum of 30°C** is expected, which could be surpassed in some areas.
The NMS has **[emphasized that dangerous temperatures](https://noticiasambientales.com/medio-ambiente/la-alerta-de-la-onu-el-cambio-climatico-esta-fuera-de-control/)** particularly affect **children, people over 65 years old, and those with chronic illnesses**. Orange alerts indicate a moderate to high health impact, while red alerts signal high to extreme effects, posing a danger to the entire population, even **healthy individuals**.
Authorities recommend avoiding prolonged sun exposure, **staying well hydrated**, and wearing light-colored and light clothing. Additionally, it is advised not to engage in intense physical activities during the **hottest part of the day**.
This **climatic phenomenon** adds to a series of **heatwaves** that have affected the country in recent months, highlighting the need to take measures against **climate change** and its devastating effects.
![Stay hydrated on the hottest day](https://storage.googleapis.com/media-cloud-na/2025/01/dia-mas-caluroso-del-ano.jpeg)
### **What to do on the hottest day**
#### **Tips to protect your family on the hottest day**
#### **Prepare for extreme heat:**
#### **Inform yourself about the measures to take on the hottest day**
Know the heat and humidity forecasts for the day, week, and month to better plan your outdoor activities.
#### **Emergency kit**
Keep a home kit with oral rehydration salts (ORS) sachets, a thermometer, water bottles, towels or wet cloths for cooling, a fan or portable battery-operated nebulizer, and a checklist to identify and treat symptoms of heat stress.
#### **Emergency contacts**
Take note of the contact numbers for health professionals and the nearest ambulance or transportation services to ask for help if needed.
### **Keep your home cool**
#### **Curtains and windows**
Close the curtains or lower the blinds during the **hottest part of the day** and open the windows at night to cool the house.
#### **Cooling systems**
Use fans and cooling systems if you have access to them.
### **Avoid heat exposure**
#### **Schedules and clothing**
Avoid going out during the **hottest part of the day**. Organize your activities early or in the evening when it’s cooler. Wear light and loose-fitting clothing, preferably cotton, to avoid excessive heat.
#### **Sun protection**
Use sunscreen and seek shade. Use hats and umbrellas to protect yourself from the sun.
### **Keep your body cool and hydrated**
#### **Hydration**
Drink water regularly, without waiting to feel thirsty. Carry a water bottle with you to stay hydrated.
#### **Wet towels**
Carry a small towel to cool off, moisten it, and place it on your neck when necessary.
#### **Bedding**
Use cotton sheets that absorb sweat better and reduce skin rashes caused by heat.
#### **Air-conditioned facilities**
Find out if there are air-conditioned facilities in your neighborhood, such as healthcare centers with cooling systems.
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