| A | B |
| Hurricane | a storm with strong winds and heavy rain which forms over water |
| Tornado | a storm with very strong winds and a funnel-shaped cloud which forms over land |
| Blizzard | a heavy snowstorm with strong winds; it is difficult to see in a blizzard |
| Storm | weather that has powerful winds and might be accompanied by rain, snow, or hail |
| Thunderstorm | weather usually having strong gusts of wind and heavy rain; lightning, hail, strong winds, heavy rains, and even tornadoes can accompany thunderstorms |
| Drought | a long period of time when there is little or no rain |
| Flood | an overflowing of water on an area that is normally dry |
| Weather data | the information collected about the weather by using instruments of measurement |