005  
WWCN11 CWTO 111538  
HEAT WARNING  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 11:38 A.M. EDT FRIDAY 11 JULY 2025.  
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HEAT WARNING FOR:  
=NEW= GATINEAU.  
 
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==DISCUSSION==  
 
A PROLONGED PERIOD OF NEAR HEAT WARNING LEVELS BEGINS TODAY.  
 
WHAT:  
DAYTIME HIGHS OF 29 TO 32 DEGREES CELSIUS AND A HUMIDEX OF 35 TO 40.  
OVERNIGHT LOWS OF 19 TO 23 DEGREES CELSIUS, PROVIDING LITTLE RELIEF  
FROM THE HEAT.  
 
WHEN:  
TODAY, POSSIBLY TO THURSDAY.  
 
ADDITIONAL INFORMATION:  
THIS WEEK GATINEAU WILL EXPERIENCE HOT AND HUMID CONDITIONS. THE  
TEMPERATURES AND HUMIDEX WILL MEET OR BE EXTREMELY CLOSE TO HEAT  
WARNING CRITERIA, WITH THE HOTTEST DAY BEING SATURDAY. A SHIFT IN  
THE WEATHER PATTERN ON THURSDAY WILL LIKELY END THIS MULTI-DAY  
PERIOD OF HEAT AND HUMIDITY.  
 
DURING TIMES OF HIGH HEAT, YOUR HEALTH AND THE HEALTH OF YOUR FAMILY  
AND FRIENDS CAN DETERIORATE RAPIDLY.  
 
THE MINISTERE DE LA SANTE ET DES SERVICES SOCIAUX DU QUEBEC, IN  
COOPERATION WITH ENVIRONMENT AND CLIMATE CHANGE CANADA, RECOMMENDS  
THAT YOU PROTECT YOURSELF FROM THE EFFECTS OF THE HEAT BY TAKING THE  
FOLLOWING ACTIONS:  
 
DRINK 6 TO 8 GLASSES OF WATER PER DAY EVEN BEFORE FEELING THIRSTY.  
AS APPROPRIATE, FOLLOW YOUR PHYSICIAN'S INSTRUCTIONS REGARDING THE  
AMOUNT OF FLUID TO DRINK(SEMICOLON)  
AVOID ALCOHOLIC BEVERAGES OR CAFFEINE(SEMICOLON)  
IF YOU CAN, SPEND AT LEAST 2 HOURS A DAY IN AN AIR CONDITIONED OR  
COOL PLACE(SEMICOLON)  
TAKE AT LEAST ONE COOL SHOWER OR BATH PER DAY, OR COOL YOUR SKIN  
SEVERAL TIMES PER DAY WITH WET TOWELS(SEMICOLON)  
LIMIT PHYSICAL ACTIVITIES(SEMICOLON)  
WEAR LIGHT CLOTHES.  
 
BE SURE TO:  
NEVER LEAVE A CHILD OR A BABY ALONE IN A VEHICLE OR A POORLY  
VENTILATED ROOM, EVEN FOR A FEW MINUTES(SEMICOLON)  
CHECK ON AND BE READY TO HELP YOUR LOVED ONES, ESPECIALLY THOSE WHO  
ARE VULNERABLE, DISABLED, MENTALLY ILL OR LIVE ALONE.  
 
REMEMBER THAT HEAT CAN ALSO AFFECT THE HEALTH OF PETS.  
 
IF YOU HAVE ANY QUESTIONS REGARDING YOUR HEALTH, CALL INFO-SANTE BY  
DIALLING 8-1-1 OR ASK A HEALTH CARE PROVIDER. IN CASE OF AN  
EMERGENCY, CALL 9-1-1.  
 
FOR MORE INFORMATION, SEE THE PORTAIL SANTE MIEUX-ETRE DU  
GOUVERNEMENT DU QUEBEC AT WWW.SANTE.GOUV.QC.CA/EN.  
 
FOR MORE INFORMATION:  
HTTPS://WWW.CANADA.CA/EN/HEALTH-CANADA/SERVICES/CLIMATE-CHANGE-HEALTH/EXTREME-HEAT/HOW-PROTECT-YOURSELF.HTML  
HTTPS://WWW.CANADA.CA/EN/HEALTH-CANADA/SERVICES/CLIMATE-CHANGE-HEALTH/EXTREME-HEAT/WHO-IS-AT-RISK.HTML  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA.  
 
TO REPORT SEVERE WEATHER IN GATINEAU, SEND AN EMAIL TO  
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)QCSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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