The Greenfield storm comes exactly 11 years and one day after a catastrophic tornado struck Moore, Okla. That was the last EF5 tornado on ... southeast Oklahoma and southwest Arkansas.

A surge of severe storms brought several tornado warnings to central Oklahoma communities, starting early Monday morning and ...

After losing two siblings in a 2013 tornado, a 19-year-old college student has turned to her studies to make a difference. | MORE | Moore became model of how to rebuild stronger following tornado ...

and parts of northeastern Oklahoma, according to the National Weather Service. The weather service said the storms are bringing an increased threat of EF2 to EF5 tornadoes, which can pack winds as ...