1643 Evangelista Torricelli invents the barometer, which measures air pressure.
1805 Francis Beaufort develops the Beaufort scale of wind force.
1847 Joseph Henry proposes a telegraph link to warn the eastern United States of storms coming from the west.
1870 The US Army Signal Corps begins creating weather maps for the whole US.
1917 The Bergen School of Meteorology in Norway develops the notion of weather fronts.
2001 Systems of Unified Surface Analysis use powerful computers to give highly detailed local weather.
Acentury and a half ago, notions of weather prediction were deemed little more than folklore. The ...