Heat Advisory issued July 26 at 4:07AM CDT until July 27 at 8:00PM CDT by NWS

...HEAT ADVISORY NOW IN EFFECT FROM NOON TODAY TO 8 PM CDT THURSDAY... * EVENT: Heat index values will approach or exceed 105 degrees during the afternoon hours Wednesday. * AREAS AFFECTED: Portions of southwest and west central Arkansas.

from Current Watches, Warnings and Advisories for the United States Issued by the National Weather Service http://ift.tt/2uAsoh3