06.06.2026
température — CA news
A heat dome is causing temperatures to soar in the southwestern United States, prompting extreme heat warnings. Residents are advised to limit outdoor activities.

A significant heat dome is currently impacting the southwestern United States, leading to temperatures exceeding 40 °C in some areas. This weather phenomenon has resulted in extreme heat warnings being issued across a vast region, with some locations experiencing temperatures up to 15 °C above normal.

The National Weather Service (NWS) has strongly recommended that residents limit outdoor activities during this extreme heat period. They advise drinking plenty of water before feeling thirsty and seeking air-conditioned spaces to mitigate the effects of the heat.

In Los Angeles, temperatures are projected to reach 39 °C, potentially breaking the record high for March, which stands at 37 °C, set in 1879. This unprecedented heat wave is causing concern among residents and officials alike.

Meanwhile, in Quebec, the winter season is typically characterized by cold temperatures and increased heating costs. Reducing the temperature in homes by 1 to 2 °C can lead to savings of 5 to 7% on annual heating bills, which average around $2,000.

To retain heat effectively, homeowners are encouraged to close doors to unused rooms and improve insulation. Air leaks can account for up to 25% of heat loss in homes, making it crucial to address these issues.

As the heat dome continues to affect the southwestern United States, the situation remains intense, particularly in Nevada and Arizona, where Phoenix is expected to reach a maximum of 41 °C.

Officials are closely monitoring the situation, and further updates will be provided as conditions develop. The combination of extreme heat and rising heating costs in other regions highlights the need for effective temperature management in homes.