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Thunderstorms, Lightning, and Floods By:Eyosias Lemma, Rahel Kahsai, Robel Seltene, Matthew Sam, Melanie Juarez.

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Presentation on theme: "Thunderstorms, Lightning, and Floods By:Eyosias Lemma, Rahel Kahsai, Robel Seltene, Matthew Sam, Melanie Juarez."— Presentation transcript:

1 Thunderstorms, Lightning, and Floods By:Eyosias Lemma, Rahel Kahsai, Robel Seltene, Matthew Sam, Melanie Juarez

2 What is a thunderstorm, flood lightning and how does it form? A thunderstorm is a storm with thunder and lightning and typically includes heavy rainfall. A flood is when an overflowing of a large amount of water beyond its normal confines, especially over what is normally dry land. Lightning is a natural electrical discharge of very short duration and high voltage between a cloud and the ground or within a cloud.

3 Where and when can a thunderstorm, flood or lightning occur? Thunderstorms can occur year-round and at all hours. But they are most likely to happen in the spring and summer months during the afternoon and evening hours. Thunderstorms are typically associated with rain, and if it stays too long, it will eventually flood.

4 How are thunderstorms, floods or lightning measured, detected or forecasted Meteorologists often rely on massive computer programs called numerical weather prediction models to help them decide if conditions will be right for the development of thunderstorms. These models are designed to calculate what the atmosphere will do at certain points over a large area, from the Earth's surface to the top of the atmosphere. Data is gathered from weather balloons launched around the globe twice each day, in addition to measurements from satellites, aircraft, ships, temperature profilers and surface weather stations. The models start with these current weather observations and attempt to predict future weather using physics and dynamics to mathematically describe the atmosphere's behavior. The predictions are usually output in text and graphics (mostly) maps).

5 What kind of damage can a thunderstorm, flood or lightning create? Many hazardous weather events are associated with thunderstorms. Under the right conditions, rainfall from thunderstorms causes flash flooding, killing more people each year than hurricanes, tornadoes or lightning. Lightning is responsible for many fires around the world each year, and causes fatalities. Hail up to the size of softballs damages cars and windows, and kills livestock caught out in the open. Strong (up to more than 120 mph) straight-line winds associated with thunderstorms knock down trees, power lines and mobile homes. Tornadoes (with winds up to about 300 mph) can destroy all but the best-built man-made structures.

6 How can people keep safe from a thunderstorm, flood or lightning? In case of flooding, you should stay out of areas that may be subject to flooding. If outdoors, climb to high ground. If you reach water, turn around immediately. In case of lightning stay away from silver or metal and also trees.

7 Name some important things to put in a thunderstorm, flood, or lightning disaster kit. For a thunderstorm, lightning, and flood kit, you might need the things. You will need a portable battery powered radio or t.v., a flashlight with extra batteries, first aid kit and first aid manual, credit card and cash, personal identification, extra set of car keys, matches in a waterproof container, a signal flare, map of the area, phone numbers where you want to go, and if you have any, special needs, such as medication pills, diapers and formula, etcetera.

8 What is the difference between a thunderstorm, flood or lightening watch and a thunderstorm, flood or lightning warning? The difference is the word “watch” and “warning”. If there is a weather watch, it means that meteorologists are watching the upcoming weather. A warning means that you should prepare for the upcoming severe weather.

9 Why is it important to study severe weather? It is important to study severe weather because it is a big threat to our country. It is also important so we know when the severe weather is going to hit.

10 Are thunderstorms, floods or lightening a serious threat to our state? Why? Thunderstorms,Floods, and lightning are a threat to our state. The reason why is because we could be in danger. Fires could happen, and a lot of damage. Floods can damage houses across the state and people could get injured

11 Work Cited ●fairfieldschools.org ●weatherwizkids.com ●srh.noaa.gov ●mshallearthscience.weebly.com

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