![]() ![]() The weather forecast office in Springfield issues a tornado warning for southern Jasper County, including Joplin, northern Newton County and western Lawrence County, in effect until 6:30 p.m. EF-4 damage begins as the tornado approaches Schifferdecker Avenue in western Joplin.ĥ:48 p.m. A second 3-minute siren alert sounds for Jasper County and Joplin. (approximate) - The tornado touches down 1/ 2 mile southwest of JJ Highway and Newton Road, southwest of Joplin city limits.ĥ:38 p.m. The weather forecast office in Springfield issues a tornado warning for southwest Jasper County, including Joplin, northwest Newton County and southeast Cherokee County in Kansas, in effect until 6:00 p.m.ĥ:34 p.m. The initial 3-minute siren alert sounds for Jasper County and Joplin.ĥ:17 p.m. The weather forecast office in Springfield, Mo., issues a tornado warning for western Jasper County, including northeastern Joplin, in effect until 6:00 p.m.ĥ:11 p.m. National Weather Service storm prediction center issues a tornado watch for southwest Missouri in effect until 9:00 p.m.ĥ:09 p.m. The report gives a timeline of the weather warnings and alerts leading to the tornado:ġ:30 p.m. Typically, the "triggers" that led people to seek shelter were: seeing the tornado hearing confirmation that a tornado had touched down being informed by a radio or TV report of the threat's urgency or hearing a second, non-routine siren alert. Instead of reacting immediately to the tornado warning sirens, "the majority of Joplin residents did not take protective action until processing additional credible confirmation of the threat and its magnitude from a non-routine, extraordinary risk trigger," the report said. This suggests that initial siren activations in Joplin (and severe weather warnings in general) have lost a degree of credibility for most residents - one of the most valued characteristics for successful risk communication." ![]() ![]() Because Joplin is in a region where tornado warnings are not unusual, the study said, "the perceived frequency of siren activation in Joplin led the majority of survey participants to become desensitized or complacent to this method of warning. The report found that "the vast majority of Joplin residents did not immediately take protective action upon receiving a first indication of risk" from a possible tornado. "Tragically, despite advance tornado outlooks, watches and warnings, 162 people died and more than 1,000 were injured." "The tornado that struck Joplin offers important lessons about disaster preparedness," said the National Weather Service's director, Jack Hayes. One major message from the study is that people need to take tornado warnings seriously and be prepared to take immediate action when the sirens go off. The weather service's final assessment report on the May 22 tornado made several recommendations that aim to help save lives the next time a tornado strikes. 20, 2011 - WASHINGTON - Finding that this spring's devastating Joplin tornado "offers important lessons about disaster preparedness," the National Weather Service said Tuesday that it is taking steps to improve its warning communications nationwide. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |