Forecast for Merlo on September 20, 2025: What does the weather have in store?
In the city of Merlo on September 20, residents can expect a day of mixed weather conditions, according to the National Weather Service (SMN). The forecast predicts isolated storms in the morning, with a 10 to 40 percent chance of rain throughout the day.
The SMN advises taking precautions during these storms. Motorists are urged to avoid driving on flooded or affected streets, and those who must travel are advised to stay inside their vehicles during storms. For those in closed buildings, the SMN recommends staying indoors and seeking shelter in a safe location.
The humidity in Merlo will be high, with levels reaching 96 percent. In the morning, temperatures will be cooler, around 15 degrees, while after midday and in the evening, the temperature will rise to approximately 20 degrees.
Visibility in Merlo will be regular, and winds from the east will blow at speeds between 13 and 22 kilometers per hour after midday, shifting to the southwest in the evening with speeds remaining the same. The chance of rain in the evening will be between 70 and 100 percent.
The SMN also advises staying away from riverbank areas during storms and turning off the electrical supply if there is a risk of water entering the house. It is also recommended to have an emergency backpack ready, containing essential items such as a flashlight, radio, documents, and a phone.
For those planning to venture out, the SMN recommends avoiding electrical appliances and corded telephones during storms. The sun will rise at 06:48 and set at 18:49 in Merlo on September 20. Stay safe and stay informed!
