![]() ![]() 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. The southerly winds replace our touch of fall with temperatures and humidity levels climbing closer to average.This article first appeared in the St. Wednesday: Lots of sunshine with temperatures beginning to warm up as our winds switch directions. ![]() Enjoy sunshine and a continuation of our pleasant temperatures and humidity levels. Tuesday: Another beautiful day that resembles weather more like late September than the middle of August. Breezes remain fast enough to inhibit fog formation. Tonight: How about a little taste of fall and great sleeping weather overnight under a mostly clear sky and slightly slower breezes. Lack of storms in Super 10-Day Forecast.A possible heat wave begins this weekend into next week.Seasonal warmth and humidity Wednesday through Friday. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |