Excessive heat warning for Joplin area today

(From the National Weather Service)

KSZ073-097-101-MOZ066-077-088-093-262100-
/O.CON.KSGF.EH.W.0003.150726T1700Z-150727T0200Z/
BOURBON-CRAWFORD-CHEROKEE-VERNON-BARTON-JASPER-NEWTON-
INCLUDING THE CITIES OF...FORT SCOTT...PITTSBURG...
BAXTER SPRINGS...COLUMBUS...NEVADA...LAMAR...JOPLIN...CARTHAGE...
NEOSHO
352 AM CDT SUN JUL 26 2015

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON TODAY TO
9 PM CDT THIS EVENING...

* TIMING AND AREAS AFFECTED...THE EXCESSIVE HEAT WARNING WILL BE
  IN EFFECT TODAY FROM NOON UNTIL 9 PM.

* TEMPERATURE...HEAT INDICES WILL RANGE FROM 104 TO 110 DEGREES...MAKING
  SEVERAL DAYS THAT HEAT INDEX VALUES HAVE BEEN AT OR ABOVE 105
  DEGREES.

* IMPACTS...THE COMBINATION OF HIGH TEMPERATURES AND HIGH HUMIDITY WILL
  RESULT IN AN INCREASED POTENTIAL FOR HEAT RELATED ILLNESSES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.