Severe Weather

2. A sudden local flood due to heavy rain.
4. Circular lowering of a cloud base that forms beneath a severe thunderstorm.
5. A localized column of sinking air within a thunderstorm,
8. A strong downward current of air from a cumulonimbus cloud.
11. Large severe storm occurring in a significant vertical updraft environment.
13. A violently rotating column of air touching the ground.
15. Pattern or plan designed to demonstrate the structure or workings of the atmosphere surrounding any object.
17. A line of dangerously gusty winds created by certain weather conditions.
19. Clouds associated with a solid line of storms.
20. A radar system using Doppler effect to determine location and velocity of clouds.

1. A map displaying the likely weather forecast for a future time.
3. Below-freezing air passes over a lake's warmer waters.
6. A scale of tornado severity from 0 to 6 based on the degree of observed damage.
7. A rotating column of water formed by a whirlwind over a body of water.
9. Take action, danger is imminent.
10. A rotating funnel-shaped cloud forming the core of a tornado or waterspout.
12. Horizontal tube arcus cloud associated with a thunderstorm gust front.
14. Be prepared as danger is possible.
16. Line A narrow band of high winds and storms associated with a cold front.
18. A system of Doppler radars used to track the location and movement of storm systems.