Key facts
- A dangerous heatwave is impacting large swaths of the United States.
- Record-breaking temperatures are expected to soar into the 100s.
- High humidity is contributing to the extreme heat.
- Extreme heat warnings are in effect for numerous cities.
- The western United States faces critical fire weather conditions.
A dangerous and prolonged heatwave is impacting large swaths of the United States this week. Record-breaking temperatures are expected to soar into the 100s, with high humidity contributing to the extreme conditions. Extreme heat warnings are in effect for numerous cities across the nation. In parallel, the western United States is facing critical fire weather conditions. This combination of extreme heat and dry conditions increases the risk of wildfires in the region.