The waters have already swamped a large swath of Missouri, Nebraska and Iowa along North America's longest river.
Disaster authorities had warned provincial officials of the danger of flash floods due to deforestation.
10 teens died in a flood during a hiking trip with their Bnei Zion camp. A recorded conversation between then and the PM will be revealed on Monday.
"Nebraskans should watch the forecast closely in the coming days and be prepared for severe weather events in conjunction with potential historic flooding," Nebraska Governor Pete Ricketts said.
Afghan government officials said hundreds of houses in Herat province were destroyed in flash floods.
Flooding caused by Thursday's heavy rain turned the road into a rushing stream of water.
Another storm is expected to hit Israel on Tuesday.
"This is a rare flooding event that takes place once in a decade," The Israeli Water Authority said.
Firefighters from the rescue unit were called to the flooded kindergarten and carried out the rescue using two boats and advanced rescue equipment.
‘The disaster did not happen because of the forces of nature – people killed our children.’