If you thought yesterday was hot, get ready for it to get even hotter.

The D.C. area is in the second day of an excessive heat warning. With heat index values expected to reach as high as 120, forecasters are warning people to stay cool and hydrated.

…EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 PM EDT THIS EVENING…
…EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT SATURDAY…

* TEMPERATURE…HIGH TEMPERATURE FRIDAY IN THE LOWER 100S. HIGH TEMPERATURE SATURDAY AROUND 100.

* HEAT INDEX VALUES…115 TO 120.

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 CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF WATER…STAY IN AN AIR-CONDITIONED ROOM…STAY OUT OF THE SUN…AND CHECK 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 LIGHTWEIGHT AND LOOSE-FITTING CLOTHING.

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 STROKEIS AN EMERGENCY – CALL 9 1 1.