Heat warnings are in effect across region as record-high temperatures are forecast in California, Nevada and Arizona Sign up for the Breaking News US email to get newsletter alerts in your inbox Millions of people in the western US are preparing for extreme heat as unprecedented temperatures are forecast across California, Nevada and Arizona. The National Weather Service (NWS) issued a heat advisory for California’s Bay Area and central coast regions as temperatures are expected to reach up to 90F (32C). Continue reading...