Heat Wave Safety
Learn how to stay safe during a heat wave and how to treat heat-related illness like heat exhaustion.
About Heat Waves
In recent years, excessive heat has caused more deaths than all other weather events, including floods. A heat wave is a prolonged period of excessive heat, generally 10 degrees or more above average, often combined with excessive humidity.
You will likely hear weather forecasters use these terms when a heat wave is predicted in your community: