An exceptionally devastating tornado hit the Oklahoma City suburb of Moore on Monday afternoon, twisting through subdivisions and across a highway, leaving debris and confusion in its wake. Some of the storm's effects can be measured in numbers:

24

The number of dead, including at least 9 children

More than 200

Injured, including dozens of children

200-plus

Responders searched overnight for survivors

2

Number of schools damaged, Plaza Towers Elementary in Moore and Briarwood in Oklahoma City

16

Minutes between when National Weather Service issued a tornado warning at 2:40 p.m. and when the tornado touched down in Newcastle, Okla., about 12 miles southwest of Moore

40

Minutes the tornado was on the ground, from 2:56 p.m. CDT to 3:36 p.m. CDT

17

Miles tornado traveled

1.3 miles

Width of tornado at points

200-210 mph

Estimated maximum wind speed, ranking as an EF-5 on the enhanced Fujita scale — the most powerful category of tornado

58

EF-5 tornadoes in the United States since 1950

5,131

Days since the May 3, 1999, tornado in Moore, which followed the same route as Monday's tornado. More than 4 dozen people died in that storm, and 600 homes were damaged.

___

Sources: Emergency officials in Moore, Okla., and the National Severe Storm Lab in Norman, Okla.