Weather guides

How to Read a Weather Radar

Learn what radar colors mean, how radar differs from satellite, what it cannot show, and how to combine radar with the forecast to plan the next few hours.

The sudestada and temporales in Uruguay

What the sudestada is, why it causes the Río de la Plata to rise along the Uruguayan coast, and how temporales affect Montevideo and the shoreline.

The pampero and cold fronts in Uruguay

What the pampero is, how a passing cold front changes the weather in Uruguay, and why the temperature drops so suddenly.

Heat waves in Uruguay

What Uruguay's summer heat waves are like, why humidity makes them more dangerous, and how to look after yourself.

Frost and cold in the Uruguayan winter

What winter is like in Uruguay, when frost occurs and what it means for farming, roads and health.

The climate of the coast and Punta del Este

What the weather is like on the Uruguayan coast and in Punta del Este, when beach season is, and what to expect from the sea and wind.

How a Weather Forecast Is Made

Find out how a weather forecast is built: the observations, numerical models such as ECMWF, GFS and ICON, why forecasts carry uncertainty, and how often the data is updated.

Feels-like temperature: why it differs from the thermometer

What feels-like temperature is, how it differs from air temperature, how wind and humidity change what you sense, and why it matters for your health and clothing.

Humidity and Comfort: How It Affects Your Body

The difference between relative and absolute humidity, what dew point is, why high humidity feels hotter and low humidity dries you out, and the comfortable ranges.

Air Quality and the AQI Index

What the air quality index (AQI) means, the main pollutants such as PM2.5, PM10, O₃ and NO₂, the health categories, and how to reduce your exposure.

What is the UV Index and how to protect yourself

Learn what the UV index is, how the 1 to 11+ scale works, what risk each level means and how to protect your skin and eyes from the sun.