‘Bomb cyclone’ slams US north-east and leaves over 600,000 without power

Nor'easter became a bomb cyclone after storm system's pressure dropped from 1,008 millibars to 980 as 31m under a flood watch

A large storm that hit the US north-east has been labeled a bomb cyclone" - a storm that rapidly intensifies and features plunging air pressure within a 24-hour period, according to meteorologists.

On Tuesday night, a nor'easter, a rainstorm that blows in from the north-east, especially New England, became a bomb cyclone after a sudden pressure drop. The storm system's pressure, which is measured in millibars, fell from 1,008 millibars to 980 millibars, meeting the criteria for a so-called bomb cyclone.