Tornadoes rumbled through the heart of Oklahoma on Monday, killing at least two people and damaging structures.
Johnston County Emergency Manager Jason Bryant says another person was killed in a rural area near Connerville.
The Storm Prediction Center said more than 20 tornadoes were reported across five states.
In addition to the two deaths reported, six people were reportedly trapped under debris in Garvin County, Oklahoma, and multiple homes were destroyed. Tornadoes touched down in Oklahoma, Kansas, Nebraska, Arkansas, Iowa and IL. "There were kids and elderly people, dogs and cats, babies".
While tornadoes can form any time weather conditions are right, the area from Texas to Nebraska typically sees tornadoes between April and June.
Accuweather reports the threat of tornadoes might return on Wednesday; Missouri and IL may be in the bull's-eye.
Smith said the damage measured in Garvin and Murray counties was consistent with at least an EF3 tornado, a category of tornadoes that are capable of stripping the outer walls from even well-made homes.
On the same day, another system is due to pass through northern and central Texas, including the Dallas-Fort Worth area.
Another storm later produced a third tornado and there were reports of smaller twisters along with golf ball-sized hail that damaged houses and other buildings.
Tornadoes have been sweeping across the Midwest this week, and one boy was home alone when his Norman, Oklahoma, the neighborhood was struck.
The National Weather Service says a tornado bearing down on two communities in southern Oklahoma could inflict "catastrophic" damage.
Storm clouds appear over a home near Meers, Okla., Tuesday, April 26, 2016.
The Oklahoma Highway Patrol has shut down I-35 between mile marker 59 and 64 due to a large tornado.
A May 3, 1999, storm that later killed 36 people at Moore, Oklahoma, had winds of about 302 miles per hour at Bridge Creek, Oklahoma.