Heat Advisory extended until tomorrow at 6PM. Drink plenty of fluids. Check on relatives and neighbors. ...HEAT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT FRIDAY... * HEAT INDEX VALUES...UP TO 103 EACH AFTERNOON DUE TO AFTERNOON HIGH TEMPERATURES IN THE MID 90S...AND DEWPOINTS IN THE LOWER 70S. LOWS TONIGHT WILL ONLY BE IN THE 70S, EXCEPT POSSIBLY ONLY AROUND 80 IN PARTS OF METROPOLITAN PHILADELPHIA. * TIMING...TWO TO FOUR HOURS OF 100 DEGREE HEAT INDICES EACH AFTERNOON. * OUTLOOK...HEAT INDEX VALUES WILL LIKELY AGAIN APPROACH 100 DEGREES ON SATURDAY, THOUGH IT WILL BE COOLER SUNDAY AND MONDAY. * IMPACTS...THE HEAT WILL LEAD TO INCREASED RISK FOR HEAT RELATED ILLNESS ESPECIALLY FOR THOSE WHO WORK OUTSIDE OR WHO DO NOT HAVE AIR CONDITIONING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. 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.
For updated forecasts, visit the National Weather Service at www.weather.gov/phi For all current NWS Watches, Warnings, or Advisories, visit http://goo.gl/xfexUk
For more information on emergency preparedness, visit www.phila.gov/ready
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