Evacuation of emergency forces by flash floods in areas west of Omaha


The emergency concerns the regions around Valley, west of Omaha, between the Platte and Elkhorn rivers, after the lifting of a dike on the Union dam, announced the national meteorological service.

The Omaha Valley Weather Services Office announced that it was evacuating its staff.

"This is an extremely dangerous and life-threatening situation," he said. the meteorological service . "Do not try to travel if you do not leave an area prone to flooding or an evacuation order."
Nebraska and other areas of the Midwest face severe flooding this weekend as a result of a powerful bomb " cyclone "As well as natural snowmelt during the spring thaw," forecasters said.
The communities of this state as well as those of Iowa and South Dakota remain under a flood warning for rain and snowmelt Friday.
Darlington, Wisconsin, is facing its worst flood since the early 90 years.

Hazardous weather was forecast for millions of people being monitored, warned or warned as it headed east. then to the north.

A bomb cyclone occurs when there is a rapid pressure drop, with a decrease of at least 24 millibars - as a function of atmospheric pressure - over 24 hours. This storm dropped 33 millibars from Tuesday to Wednesday.

"Although the hurricane was at the center of the storm, the area east of the Depression recorded heavy rains on the existing snowpack and frozen ground, which CNN meteorologist Chad Myers said. "Heavy rains in the storm have caused severe flooding and damaged roads and bridges in Iowa, Nebraska and Missouri.

Employees of the Nebraska Parks and Park Commission used a fan boat to save the residents of Gretna. The Mead Fire Department was helping people near Horseshoe Lake. The Columbus Police Service warned residents to stay away from the black bridge. One person reportedly disappeared from Boyd County when a dam collapsed and a house was washed downstream.

Dave Hennen, Monica Garrett, Eln C. McLaughlin and Nicole Chavez from CNN contributed to this report.

This article appeared first on https://www.cnn.com/2019/03/15/us/weather-friday-wxc/index.html