| NATS 101 Lecture 17 Fronts & cyclogenesis |
| Review |
| Air Mass Characteristics |
| Air Mass Source Regions |
| Weather Map with Air Masses, Fronts, Extratropical Cyclone |
| Extratropical Cyclones and Fronts |
| Extratropical Cyclones and Fronts |
| Extratropical Cyclones and Fronts |
| Slide 9 |
| Frontal Types |
| Frontal Types |
| Frontal Types |
| Frontal Types |
| Slide 14 |
| Cross-Section: Cold Front |
| Typical Cold Front Weather |
| Slide 17 |
| Cross-Section: Warm Front |
| Typical Warm Front Weather |
| Occluded Fronts Warm portion lifts off the ground |
| Typical Occluded Front Weather |
| Summary Fronts |
| Summary: Frontal Weather |
| Summary: Frontal Weather |
| Cyclone Genesis & Evolution |
| Cyclone Family |
| Decaying Situation |
| Where Winds are Divergent |
| What Increases Divergence? |
| What Increases Divergence? |
| What Increases Divergence? |
| Longwaves and Shortwaves |
| Longwaves and Shortwaves |
| Vertical Structure |
| Storm of Century |
| Storm of Century |
| Storm of Century (not shown) |
| Storm of Century |
| Track of Storm of Century |
| Cyclone-Anticyclone Tracks |
| Summary: Extratropical Cyclones |
| Summary: Extratropical Cyclones |
| Summary: Extratropical Cyclones |
| Assignment |