Cass County residents experienced a wide assortment of severe weather Monday when a large storm system moved through the area.
Residents in all parts of the county felt the effects of a large storm cell that gained strength around 4 p.m. The system soon covered a majority of the area and produced tornadoes, funnel clouds, strong straight-line winds, large hail, heavy rain and flash flooding.
Storm chasers told the National Weather Service they saw tornadoes touch the ground at three locations in Cass County. The first tornado reached the surface one mile northeast of Louisville at 5:40 p.m. The second tornado happened four miles southeast of Louisville at 6:25 p.m. The third tornado occurred in a different section of the weather system at 6:30 p.m. A storm chaser reported it touched down six miles northwest of Murray.
Cass County Emergency Management Agency officials reported multiple damaging incidents across the county.
* CCEMA officials said hail the size of ping-pong balls came down in Louisville at 5:30 p.m. The hail damaged multiple windows in town.
* Straight-line winds in excess of 60 miles per hour moved through Louisville at the same time. The strong winds tore down tree trunks and branches 12 inches in diameter.
* Heavy rain in Cedar Creek caused flash flooding just before 6:30 p.m. The city baseball fields were covered in water after the storm moved through. The agency also told the NWS that one garage in town had an estimated five feet of water inside it.
* Strong winds in Cedar Creek caused boats to be broken from their docks. There were also multiple instances of tree damage in town.
* CCEMA officials said substantial wind damage took place at Lake Waconda Monday night. Power poles were knocked down in the community and roof and tree destruction took place at multiple homes.
The National Weather Service also received multiple reports of severe weather from members of the public. Hail 1.75 inches in diameter fell in both Elmwood and South Bend, and hail 1.50 inches in size came down three miles northwest of Manley. A Cass County resident reported a wind gust of 80 mph three miles east of Union.
The heavy rain did not cause major flooding in local rivers. A measurement gauge on the Missouri River at Plattsmouth reported the river rose to 22.67 feet at 1:30 a.m. Tuesday. The water level fell below 22 feet later Tuesday morning. Flood stage at Plattsmouth is 26.0 feet.
The Platte River at Louisville had maintained a level of 4.81 feet at 10:15 a.m. Tuesday morning. Flood stage at Louisville is 9.0 feet.
The Weeping Water Creek at Union reached a maximum elevation of 7.39 feet at 2:45 a.m. Tuesday. The river fell to 5.69 feet by 10:15 a.m. Flood stage at Union is 25.0 feet.
Omaha Public Power District said the storm caused 1,578 power outages in Cass County. Approximately 540 people lost power in an area that included Mynard Road, Beach Road and 96th Street. A total of 793 people were affected in an area that included Summit Lane, Corner Road, Queen Hill Road and 24th Street.
OPPD crews repaired a circuit outage and restored power to the 793 customers at 11:04 p.m. They repaired a downed primary line and restored power for the 540 people at 11:46 p.m. OPPD employees also assisted with restoration work in both Louisville and Syracuse throughout the evening.