Weather Vocabulary

4. a boundary between two air masses
8. long-term average weather conditions that occur in a particular region
9. violent winter storm characterized by freezing temperatures, strong winds, and blowing snow
10. amount of water vapor in the air
11. a warm air mass and a cold air mass meet but stalls; brings cloudy skies and light rain
13. air pressure is higher than surrounding areas due to sinking air; typically results in fair weather conditions, such as clear, sunny skies.
14. intense tropical storm with winds exceeding 119 km/h
15. a cold air mass pushes under a warm air mass; showers and thunderstorms often occur
16. a warm air mass rise over a cold air mass; brings steady rain followed by warmer, more humid weather
17. air pressure is lower than surrounding areas due to rising air; typically results in unsettled weather conditions, such as cloudiness and precipitation (such as rain or snow) including storms.
18. cycle a series of natural processes in which water continually moves among oceans, land, and the atmosphere

1. atmospheric conditions of a certain place at a certain time
2. water, in liquid or solid form, that falls from the atmosphere
3. a scientific instrument used to measure atmospheric pressure
5. a fast-moving cold front catches up with a slow moving warm front; usually brings precipitation
6. large bodies of air that have that same temperature, humidity, and pressure
7. the pressure that a column of air exerts on the air or surface below it
12. violent, whirling column of air that comes in contact with the ground