Thunderstorms developed around 11 pm Thursday night, June 18th and continued during the early morning hours on Friday, June 19th. The storms were primarily concentrated north of Highway 6 in Nebraska. The thunderstorms became severe and produced hail to the size of golf balls, damaging winds up to 67 mph and heavy rainfall of 1 to 2 inches.
A summary of the severe weather reports is shown in the image below. Click on the map for more details.
The precipitation map below illustrates the locations of the heavy rainfall. Precipitation amounts are from 7 am June 18, to 7 am June 19. Click on the map to enlarge:
The table below lists 24 hour rainfall amounts of one inch or greater.
24 Hour Rainfall