The state Department of Public Safety announced the increase from 134 to 138 on Thursday after confirming that four more people died in hospitals of injuries suffered in deadliest single U.S. tornado since 1950.
More than 8,000 homes and apartments, and more than 500 commercial properties, were damaged or destroyed when the twister ripped through more than six miles of the southwest Missouri town.
Missouri tax revenue is higher than last year, but a dip in individual income tax collections last month has prompted some concern.
Eleven months through the current budget year, revenue has increased from last year by 2.7 percent to $6.5 billion. However, the state Office of Administration reported Thursday that individual income tax collections were down 1.4 percent from May 2011 to May 2010.
Residents of the southeast Missouri land behind the Birds Point levee are dealing with the aftermath of the decision to breach the levee and unleash torrents of Mississippi River water across 130,000 acres of land.
The U.S. Army Corps of Engineers said the floodway needed to be activated last month, as it was intended, to help reduce floodwaters in communities in Missouri, Illinois and Kentucky.
A better idea of damage done at Lambert-St. Louis International Airport can be seen as daylight arrives in St. Louis on April 23. The airport was closed after a tornado hit the airport on April 22. The damage could take up to a year to fully repair.
Mother Nature is challenging Missourians again. With flooding likely along the Missouri River, Gov. Jay Nixon and other officials are heading to St. Joseph today to discuss preparations.
Seasonal flooding along the Missouri is being worsened this year as the U.S. Army Corps of Engineers releases historic amounts of water from upstream dams in the Dakotas. Officials in northwestern Missouri's Atchison and Holt counties have already put residents in flood-prone areas on alert to evacuate as needed.