BBCNEWS Weather World June 4, 2024 01:45:00
Has deepened and strengthened quickly and dramatically, something meteorologists call explosive cyclogenesis. now, imagine a column of air from the ground up to the level of the jet stream at around 30,000 feet or so. a disturbance in the powerful jet stream forces the air aloft to accelerate away, removing air from the top of the column. the column weighs less and so the force it is exerting on the ground, the pressure gets lower. hence, low pressure. near the ground, air rushes in to replace what is lost higher up, and the area of low pressure rotates more and more quickly. and as the proces...