Forecasters say up to 40 million people in multiple US states could be affected by the early season northeasterly storm

High winds and heavy rain were beginning to batter New England on Friday as a “significant” nor’easter, the first such storm of the fall, threatened to disrupt weekend plans for millions.

In the Pacific Ocean, meanwhile, three separate hurricanes, one threatening “catastrophic flooding”, including life-threatening flash floods, in Hawaii, were churning as a record-setting El Niño continued to amplify severe weather events on a global scale.