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Definition
| Scale for measuring tornadoes on basis of damage they cause. |
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Definition
| National Oceanic and Atmospheric Administration |
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Definition
| Scale for measuring hurricanes on basis of damage they cause. |
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Definition
| massive rotating storm that forms over the Indian Ocean and off the coast of Australia. Equivalent to hurricane in Atlantic Ocean or Caribbean. |
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Term
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Definition
| massive rotating storm that forms over the Indian Ocean and off the coast of Atlantic Ocean ,Caribbean or East Pacific when warm air rises over tropical waters. |
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Definition
| violent windstorm that spirals around a rotating column of air. |
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Definition
| a communication to the public that a tornado has been seen by someone or detected by radar. |
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Definition
| a communication to the public that a tornado is possible. |
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Term
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Definition
| massive rotating storm that forms over western Pacific. Equivalent to hurricane in Atlantic Ocean or Caribbean. |
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Term
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Definition
| the movement of liquids or gases in a spiral around a central axis. |
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