The emergency situation concerns the areas around Valley, west of Omaha, between the Platte and Elkhorn rivers after the emergence of a dyke on the Dike Union, announced the National Meteorological Service.
The meteorological service bureau of the Omaha Valley said that he was evacuating his staff.
"Flooding of small streams and poorly drained urban areas continued in the far southeastern South Dakota, northeastern Nebraska and northwestern Iowa. and high water levels in major river systems slowed the decline in floodwaters in many places, "said the National Weather Service.
"Excessive runoff from previous rains and snowmelt will cause small streams and streams, urban areas, highways, streets, and underpasses to flood. 39, other drainage and lowland areas. "
At Fond du Lac, floods have occurred on the Fond du Lac River due to an ice jam, forecasters said, while other affected areas are Lodi in Columbia County, Darlington in Lafayette County. , Sac Prairie in Sauk County and DeForest in Dane County.
Bomb Hurricane Moves Towards Canada's North
Hazardous weather was predicted for millions of people being watched, warned or warned as he headed east, then north.
A bomb cyclone occurs when there is a rapid pressure drop, with a decrease of at least 24 millibars – a measurement of atmospheric pressure – over 24 hours. This storm has dropped 33 millibars from Tuesday to Wednesday.
"Although the hurricane has focused on the blizzard, the area east of the depression has recorded heavy rains on the snowpack and frozen ground, unable to absorb rain and water from the storm. runoff, "said the CNN meteorologist. Chad Myers said.
Heavy rain in the storm caused significant flooding and damaged roads and bridges in Iowa, Nebraska and Missouri.
Nebraska Game and Parks Commission employees used a rubber dinghy to rescue 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. A person would have disappeared from Boyd County when a dam collapsed and a house was washed away downstream.
CNN's Dave Hennen, Monica Garrett, Eliott C. McLaughlin, and Nicole Chavez contributed to this report.