The 4.3 magnitude earthquake, with aftershocks, that struck Oklahoma is small, compared with Tuesday's 7.8 magnitude earthquake near the Iran-Pakistan border. The Red Cross expects no injuries in Oklahoma.
Heavy rains caused flash flooding in Oklahoma City during the Monday morning commute, resulting in at least six rescues and interstate closures.
Meteorologists had been following the storm that formed the Oklahoma tornadoes since last week. They say the weather system could create more tornadoes in the region this week.