Entries tagged "meteorology"

Classic Cold Front

2012-02-17

Over the next 48 there will be an opportunity to witness the passing of a classic cold front system in the UK. A cold front is the leading edge of a mass of cold air as it displaces a warmer mass of air at ground level. Cold air is denser than hot air (hot air balloons rise) and so as a cold front advances it slides under the warmer air forcing it up. As the warm air is forced up its moisture condenses. This movement of moist air upwards is often quite dramatic and this can lead…