Excessive Heat Warning

URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SPRINGFIELD MO 418 PM CDT THU JUN 28 2012 BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-VERNON-ST. CLAIR- HICKORY-CAMDEN-BARTON-CEDAR-JASPER-DADE-NEWTON-MCDONALD- INCLUDING THE CITIES OF...FORT SCOTT...PITTSBURG... BAXTER SPRINGS...COLUMBUS...WARSAW...COLE CAMP...VERSAILLES... ELDON...LAKE OZARK...NEVADA...APPLETON CITY...OSCEOLA... HERMITAGE...OSAGE BEACH...CAMDENTON...LAMAR...EL DORADO SPRINGS... STOCKTON...JOPLIN...CARTHAGE...GREENFIELD...NEOSHO...ANDERSON... PINEVILLE 418 PM CDT THU JUN 28 2012 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY... * SHORT TERM TRENDS...LATE AFTERNOON TEMPERATURES AND HEAT INDEX VALUES WILL RANGE FROM 102 TO 108 DEGREES. THE HOTTEST AIR TEMPERATURES WILL BE ACROSS THE EASTERN OZARKS WHILE THE HOTTEST HEAT INDEX VALUES WILL BE ACROSS EXTREME SOUTHEAST KANSAS AND WEST CENTRAL MISSOURI. * TIMING AND AREAS AFFECTED...LOCATIONS WEST AND NORTH OF A POWELL TO GREENFIELD TO IBERIA LINE THROUGH 7 PM SATURDAY. * TEMPERATURE...AFTERNOON TEMPERATURES ARE EXPECTED TO CLIMB TO BETWEEN 100 AND 105 EACH AFTERNOON ACROSS THE WARNING AREA. HEAT INDEX VALUES WILL RANGE FROM 103 TO 109 AS A RESULT OF SLOWLY INCREASING HUMIDITY. * IMPACTS...INCREASINGLY HOT AND HUMID CONDITIONS WILL COMBINE TO MAKE PROLONGED OUTDOOR ACTIVITIES DANGEROUS. HEAT INDEX VALUES OF AROUND 105 DEGREES OR HIGHER WILL MAKE THOSE PERFORMING OUTDOOR ACTIVITIES MORE SUSCEPTIBLE TO 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. TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER. 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.