Animations to complement A World of Weather: Fundamentals of Meteorology


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Jump to Chapter 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18

  • Penn State WeatherWhys segments
  • University of Wisconsin CIMSS Applets
  • Other Web Apps


    Chapter 1: Weather Analysis: The Tools of the Trade

  • Identify the States game
  • Polar Stereographic tool
  • Scales of Motion applet
  • Station Model tool
  • Hawaii topography
  • Weather calculators and unit conversion: NWS 1, NWS 2
  • Station Model Practice
  • Contouring applet
  • Practice drawing isopleths, (2), (3), (4)


    Chapter 2: The Global Ledger of Heat Energy

  • Relationship between wavelength and temperature
  • Emission diagram as a function of temperature
  • Angle of incidence
  • Earth's Energy Budget
  • Solar Calculator
  • Planck function
  • Temperature as f(emissivity, albedo, solar constant)
  • Conduction of energy
  • Schlieren video
  • Convection over Hot Plate
  • Mixing colors


    Chapter 3: Global and Local Controllers of Temperature

  • Set of Climographs demonstrate climate controls
  • Overrunning at a warm front
  • Seasons and Tilt
  • Seasons interactive
  • Sun angle interactive
  • Sunshine applet
  • Incoming sunlight as f(date,latitude)
  • Sunrise/Sunset calculator
  • Atlantic Ocean surface water velocities


    Chapter 4: The Role of Water in Weather

  • Making a cloud in a bottle
  • Temp, Dewpoint, and RH
  • Relative Humidity interactive


    Chapter 5: Satellite and Radar Imagery: Remote Sensing of the Atmosphere

  • NASA Eyes on Earth 3D; NOAA Satellites Youtube page
  • Cloud Atlases: (1), (2)
  • Geostationary Satellite Orbit: Top View, Side View
  • Polar-orbiting satellite interactive
  • Path of polar orbiter
  • Satellite image resolution
  • Clouds vs snow on visible imagery
  • Infrared satellite image simulator
  • Real-time IR temperatures interactive
  • Comparing visible and infrared imagery
  • Interpreting Water Vapor Imagery
  • Water vapor imagery and low-level moisture
  • Satellite imagery interactive
  • How radar works
  • Radar beam properties with distance
  • Doppler Effect Train (sound)
  • Doppler Velocity vs Storm-relative: Part 1, Part 2


    Chapter 6: Surface Patterns of Pressure and Wind

  • Balance of forces interactive
  • PGF, Coriolis, Friction: Interactive, Narrated
  • Troughs and ridges
  • Coriolis Effect: Part 1, Part 2, Part 3
  • Coriolis on Merry-Go-Round
  • Wind direction from isobars


    Chapter 7: Upper-Air Patterns of Pressure and Wind

  • Pressure decreases faster in cold air than in warm air
  • Slicing a pressure surface with a height surface
  • Geostrophic flow on constant pressure surface
  • Heating's affect on pressure surfaces
  • SVS jet stream simulation
  • Jet stream explainer
  • Computer simulation of eddies associated with CAT
  • Movement of air thru a jet streak: (1), (2)


    Chapter 8: The Role of Stability in Weather

  • Interactive sounding tool
  • Wet-bulb calculator
  • Estimating LCL
  • Finding LCL on Skew-T
  • Finding Mixed Layer LCL
  • LCL, LFC, EL
  • Finding Theta-E on Skew-T
  • Virtual temperature calculator
  • Evolution of boundary layer on clear day
  • Satellite imagery, watching valley fog dissipating


    Chapter 9: Thunderstorms

  • Lightning striking plane
  • Annual migration of lightning flashes
  • Flash Flood Toowoomba, Australia - January 10, 2011
  • Sea breeze
  • Make a thunderstorm
  • Lightning & Thunder
  • Single-cell thunderstorm model


    Chapter 10: Tropics, Part I: Patterns of Wind, Water and Weather

  • Formation of heat low
  • Hadley Cells
  • Earth's Energy Budget
  • Average flow in tropics and mid-latitudes as demonstrated by water vapor imagery
  • El Nino: Animations, Current data, Chris Farley SNL
  • 1997-98 El Nino Sea-surface height anomalies, SST Anomalies (Plan), SST Anomalies (X-Section)
  • Advance of Asian summer monsoon


    Chapter 11: Tropical Weather, Part II: Hurricanes

  • Hurricane Intensification
  • Simple hurricane model
  • Radar loop of Katrina landfall
  • Impact of tropical cyclones on SST: Juliette (2001), Bonnie & Danielle (1998)
  • Inland radar loop of Hurricane Ivan demonstrates spiral bands and tornadoes


    Chapter 12: Mid-Latitude I: Linking Surface and Upper-Air Patterns

  • An ice skater
  • Rotation around the local vertical at various latitudes
  • Tilt-A-Whirl; Application to Earth vs Relative Vorticity
  • Curvature vorticity
  • Shear vorticity


    Chapter 13: Mid-Latitude II: The Cyclone Model

  • Conveyor belts
  • Water vapor loops unveil conveyor belts: Aug 6, 2013, Dec 26-27, 2010
  • Advection's role in self-development
  • Evolution of upper-air trough


    Chapter 14: Mid-Latitude III: Spawning Severe Weather

  • Radar loop of June 29, 2012 derecho
  • Radar loop of May 3, 1999 Oklahoma supercells
  • Tour of a Supercell
  • Computing wind-shear vector


    Chapter 15: Tornadoes

  • Movie of dust devils on Mars


    Chapter 16: Winter Weather

  • Winter precipitation types
  • Grow snow crystals
  • Precipitation-type applet


    Chapter 17: Numerical Weather Prediction

  • Lorenz Attractor Applets (illustrate sensitive dependence on initial conditions): Exploratorium, Caltech
  • Error growth in NWP
  • Wave Addition and Superposition
  • Wave interaction


    Chapter 18: Human Influence on Weather and Climate

  • Milankovitch cycles
  • Make a livable planet
  • NASA Global Climate Change
  • NASA Time Machine
  • Ground-level ozone formation game