Severe Weather

1.9a  Severe Weather Hazards

Severe weather hazards are dangerous weather phenomena that threaten life and property. Within this topic, we discuss tornadoes, lightning, hail, flash flooding, and downbursts.

1.9b  Life Cycle of a Thunderstorm

A basic thunderstorm (single cell) goes through three phases during its lifetime: cumulus, mature, and dissipating. This can last between 30 minutes to an hour.

1.9c  Thunderstorm Classification

Although thunderstorms can vary in size and shape, we can classify them into four main groups: single cell, multi-cell clusters, multi-cell lines, and supercells.

1.9d  Watches and Warnings

The National Weather Service (NWS) issues watches and warnings all across the United States to warn people of impending, dangerous weather.