Excessive Heat Watch

URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TULSA OK 345 PM CDT THU JUL 19 2012 SEBASTIAN-TULSA- 345 PM CDT THU JUL 19 2012 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT FRIDAY... ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH MONDAY EVENING... AN EXCESSIVE HEAT WARNING IS IN EFFECT AND AN EXCESSIVE HEAT WATCH IS IN EFFECT... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...TULSA. IN ARKANSAS...SEBASTIAN. HAZARDOUS WEATHER... * DANGEROUSLY HOT WEATHER WILL CONTINUE INTO FRIDAY...WITH AFTERNOON HEAT INDICES IN THE 105 TO 110 DEGREE RANGE. OVERNIGHT LOWS WILL REMAIN VERY WARM IN THE UPPER 70S TO NEAR 80...PROVIDING LITTLE RELIEF FROM THE HEAT. AN EXCESSIVE HEAT WATCH WILL REMAIN IN EFFECT FOR THE WEEKEND INTO EARLY NEXT WEEK. IMPACTS... * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... * 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 911. * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: WEATHER.GOV/TULSA.