| Term | Definition |
|---|
| local winds | Winds that are caused by temperature changes in an area |
| prevailing winds | Global winds that blow constantly from the same direction |
| air mass | A large body of air that has the same overall characteristics throughout |
| front | Forms when two air masses meet |
| thunderstorm | A strong storm that produces a lot of rain, thunder, and lightning |
| hurricane | A violent tropical storm that forms over the ocean and has a central eye |
| tropical storm | A tropical depression depression with winds that exceed 39 mi/hr |
| tornado | A spinning column of air that dangles from the bottom of a thundercloud and can destroy everything in its path |
| forecast | A prediction of what the weather will be like in the future |
| station model | An arrangement of symbols and numbers that show the weather conditions recorded at a weather station |
| surface map | Station models and information about fronts and about centers of high and low pressure |
| weather balloon | Carries a package of instruments that record data about temperature, air pressure, and humidity |
| weather map | Shows data about recent weather conditions across a large area |
Combine with other sets
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