(2011) Fact Sheet: Severe Thunderstroms, 2011. Homeland Security & Emergency Management Division
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Abstract
Severe thunderstorms frequently visit Iowa year. Each year on average Iowa sees about 48 tornadoes, tens of flash flood events, hundreds of severe thunderstorms and thousands of non-severe thunderstorms. By definition, a severe thunderstorm must contain hail that is one inch in diameter or larger, straight line winds of 58 mph or stronger and/or a tornado. The National Weather Service issues severe thunderstorm and tornado watches and warnings for severe thunderstorms.
| Item Type: | Departmental Report |
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| Keywords: | Sever thunderstroms, Flash Floods, Flood, hail |
| Subjects: | Public Safety and consumer protection > Public safety > Emergency management Natural Disasters > Thunderstorm Natural Disasters Natural Disasters > Flood |
| ID Code: | 11596 |
| Deposited By: | Margaret Noon |
| Deposited On: | 31 Oct 2011 14:56 |
| Last Modified: | 31 Oct 2011 14:56 |
| URI: | http://publications.iowa.gov/id/eprint/11596 |
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