2. Fronts An area where air masses meet and do not mix Four Types Cold
Warm
Stationary
Occluded

3. Cold Front Rapidly moving cold air running into slow moving warmer air
Summer -Violent Thunderstorms
Winter : Cold dry air

4. Warm Front Rapid moving warm air moving into slow moving cooler air
Usually brings rainy weather

5. Stationary Front
A warm air mass and a cold air mass meet and neither is moved

6. Occluded Front
A warm air mass is caught between two cold air masses and forced up.
Clouds form, may cause snow or rain.

7. Reading a weathermap

8. Meteorologist
A scientist who studies the causes of weather and attempts to predict it.

9. Cyclone
An area of low pressure
Clouds/Rain
Winds spin counterclockwise (N.H.)

10. Anticyclone
An area of high pressure
Dry/Clear weather
Winds spin clockwise (N.H.)

11. News Weather Maps (cyclone) (anticyclone) Standard symbols include:
Areas of high and low pressure
(cyclone)
(anticyclone)

12. Weather Maps
Fronts
Temperature
Types of precipitation

15. Reading Weather Maps
Isobars: lines that connect areas with equal pressure.
Isotherms: lines that connect areas of equal temperature.

17. Weather Technology
Weather Balloons: measure conditions in the atmosphere

18. Satellites: Provide Photos

19. 3. Radar: track areas of rain and snow

20. 4. Computers: make forecasts from collected data