Oklahoma tornado may be rated EF5 or higher

UP NEXT
Residents survey damage after deadly tornadoes rock the South
02:44
Watch: Drone footage captures devastation after deadly tornadoes in Mississippi
02:00
Tornadoes kill dozens across Mississippi and Alabama
04:59
Deadly tornadoes in Mississippi leave behind path of destruction
01:21
Small tornado touches down outside Los Angeles
02:04
Sandstorm puts Beijing's air quality at very hazardous level
00:55
California hit with another storm bringing heavy rains and high winds
01:16
Millions of dead fish clog Australian river after floods and hot weather
01:00
Deadly earthquake shakes Ecuador
01:30
Heavy rain in California easing historic drought
01:27
Deadly flooding hits Turkey still recovering from earthquakes
01:38
Tornado watches in effect for parts of the South
01:59
Two dead after flooding fills canyons along Utah-Arizona border
01:00
Video captures daring helicopter rescue of man trapped in LA river
01:48
Watch: Man rescued from raging Los Angeles River
00:59
Northeast hit with winter storm, California recovering from record rainfall
02:07
Deadly flash floods hit parts of Turkey recovering from earthquake
01:57
Thousands without power as winter storms slam Northeast
03:43
Cyclone Freddy continues to wreak havoc in Southeastern Africa
02:15
California braces for flooding while snow halts East Coast travel
03:39

UP NEXT
Residents survey damage after deadly tornadoes rock the South
02:44
Watch: Drone footage captures devastation after deadly tornadoes in Mississippi
02:00
Tornadoes kill dozens across Mississippi and Alabama
04:59
Deadly tornadoes in Mississippi leave behind path of destruction
01:21
Small tornado touches down outside Los Angeles
02:04
Sandstorm puts Beijing's air quality at very hazardous level
00:55