sentences:  A severe weather outbreak was forecast for April 23 and 24 across the southern Plains.In the early morning hours of April 22, the SPC issued a moderate risk of severe weather for South Central Kansas, Central Oklahoma, and North Central Texas.This was an extremely rare issuance; only twice has such a risk been issued so far out—the others being for June 10, 2005 and January 2, 2006 (neither time did it result in a major outbreak).