Nat'l WX Service upgrades Katie tornado to EF4

Posted at 11:44 AM, May 10, 2016
and last updated 2016-05-11 12:51:03-04

The National Weather Service has upgraded the tornado that struck Katie, Oklahoma to an EF-4. Previously, NWS have a preliminary rating of EF-3.

On Tuesday, Governor Mary Fallin declared a state of emergency Tuesday for 15 counties following the severe storms and tornadoes that tore through multiple towns. 

Overall, Fallin included Atoka, Bryan, Choctaw, Cleveland, Coal, Comanche, Garvin, Johnson, Kay, McCurtain, Murray, Noble, Payne, Stephens and Tillman counties in the declaration. 

The decision was made public not long after the NWS released a tweet Tuesday stating that a tornado that touched down near Katie, Oklahoma Monday caused EF-3 damage.

RELATED: Two killed by tornadoes in southern Oklahoma near Oklahoma City Monday

Tornadoes that touched down in Oklahoma late Monday afternoon are also responsible for claiming two lives.

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