Record-breaking heat dome expected to bring dangerous temperatures to US south-west
The National Weather Service has issued warnings for a severe heat dome affecting the southwestern United States. Temperatures are expected to reach dangerous levels, posing significant health risks to millions of residents.
Why it matters
Extreme heat events are becoming more frequent and intense, necessitating better public health preparedness and infrastructure resilience.
A baseball fan watches players warm up as temperatures hit 105F in Phoenix, Arizona, on 20 March. A baseball fan watches players warm up as temperatures hit 105F in Phoenix, Arizona, on 20 March. US weather Record-breaking heat dome expected to bring dangerous temperatures to US south-west As wildfires rage and intense heat builds across the region, daytime highs of 110-11F (43-46C) are forecast
Prefer the Guardian on Google Surging temperatures are expected to broil more than 45 million people as a heat dome settles in across the south-western US through the end of August and into early September, according to the National Weather Service (NWS).
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