Heat Advisory in Effect from 11 AM Today Until 7 PM Friday

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Heat Index of 100°F or higher from 10 a.m. 6:00 p.m. expected today. Heat Index of 101° high expected about 11:00 a.m. through 3:00 p.m. Heat index of 102°F expected at 4:00 p.m.

Tomorrow could be hotter with a Heat Index of 104°F from 2:00 p.m. to 4:00 p.m.

URGENT – WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
405 AM CDT THU JUL 18 2013

…HOT AND HUMID CONDITIONS THROUGH FRIDAY…

.A HEAT ADVISORY IS IN EFFECT FOR NORTH CENTRAL AND NORTHEAST
ILLINOIS AND NORTHWEST INDIANA THROUGH FRIDAY EVENING…

COOK-
INCLUDING THE CITY OF…CHICAGO
405 AM CDT THU JUL 18 2013

…HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
7 PM CDT FRIDAY…

* TEMPERATURE…HIGHS WILL BE IN THE LOW TO MID 90S TODAY AND
MID TO UPPER 90S FRIDAY. MAXIMUM HEAT INDEX WILL BE 100 TO 105
TODAY AND 102-108 FRIDAY. LOW TEMPERATURES WILL ONLY BE IN
THE MIDDLE TO UPPER 70S TONIGHT EXCEPT LOWER 80S DOWNTOWN
CHICAGO.

* IMPACTS…SEVERAL DAYS OF BUILDING HEAT AND HUMIDITY WILL
LIKELY RESULT IN AN INCREASE IN HEAT RELATED ILLNESSES. THE
HEAT CAN BE MOST STRESSFUL ON SMALL CHILDREN…THE ELDERLY…
OR THOSE WITH MEDICAL CONDITIONS. LEAVING A CHILD OR A PET IN
AN ENCLOSED VEHICLE…EVEN FOR A SHORT TIME…CAN BE DEADLY.
INTENSE HEAT COULD ALSO RESULT IN ROLLING POWER BLACKOUTS AND
BUCKLING OF PAVEMENT.

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.

CHICAGO RESIDENTS CAN CALL 311 FOR ASSISTANCE AND INFORMATION ON
COOLING CENTERS.

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT WEATHER IS EXPECTED.
HIGH 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.


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