| NATS 101 Lecture 19 Thunderstorms |
| Thunderstorm Basics |
| Annual Average Days with Thunderstorms |
| Types of Thunderstorms |
| Life Cycle of Air-Mass Thunderstorm |
| Mature Air-Mass Thunderstorm |
| Dissipating Thunderstorm |
| Severe Thunderstorm |
| Severe Thunderstorm Features |
| Severe Thunderstorm Features |
| Overshooting Top |
| Shelf Cloud or Arcus Cloud |
| Roll Cloud |
| Severe Thunderstorm Weather |
| Sounding for Severe T-storm |
| Multicell Thunderstorm |
| Squall Line Formation |
| Squall Line Structure |
| Squall line propagation across the upper midwest |
| Old Storms Initiate New Storms |
| Phoenix Storm July 14, 2002 |
| Hazards from Thunderstorms |
| Hail |
| Annual Average Days with Hail |
| Microbursts |
| Dry Microburst |
| Wet Microburst |
| Microbursts and Wind Shear |
| Mesoscale Convective Complexes |
| Heavy Flash Flooding |
| Do Not Enter Arroyos! |
| Supercell Thunderstorms |
| Summary: Key Concepts |
| Assignment for Next Lecture |