250
WWCN10 CWUL 301532
YELLOW WARNING - HEAT
FOR QUEBEC
UPDATED BY ENVIRONMENT CANADA
AT 11:32 A.M. EDT TUESDAY 30 JUNE 2026.
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YELLOW LEVEL WARNING - HEAT - FOR:
METRO MONTREAL - LAVAL
VAUDREUIL - SOULANGES - HUNTINGDON
RICHELIEU VALLEY - SAINT-HYACINTHE
LANAUDIERE
LACHUTE - SAINT-JEROME
LAURENTIANS
UPPER GATINEAU - LIEVRE - PAPINEAU
PONTIAC
EASTERN TOWNSHIPS
DRUMMONDVILLE - BOIS-FRANCS.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
HEAT WAVE EXPECTED.
WHAT:
- DAYTIME HIGHS BETWEEN 30 AND 33 DEGREES CELSIUS AND OVERNIGHT LOWS
BETWEEN 20 AND 23 DEGREES CELSIUS
- HUMIDEX VALUES BETWEEN 40 AND 44.
WHEN: WEDNESDAY TO SATURDAY
TAKE ACTION TO PROTECT YOURSELF AND OTHERS - EXTREME HEAT CAN AFFECT
EVERYONE'S HEALTH. DETERMINE IF YOU OR OTHERS AROUND YOU ARE AT
GREATER RISK OF HEAT ILLNESS. CHECK ON OLDER ADULTS, THOSE LIVING
ALONE AND OTHER AT-RISK PEOPLE IN-PERSON OR ON THE PHONE MULTIPLE
TIMES A DAY.
WATCH FOR THE EARLY SIGNS OF HEAT EXHAUSTION IN YOURSELF AND OTHERS.
SIGNS MAY INCLUDE HEADACHE, NAUSEA, DIZZINESS, THIRST, DARK URINE
AND INTENSE FATIGUE. STOP YOUR ACTIVITY AND DRINK WATER.
HEAT STROKE IS A MEDICAL EMERGENCY(EXCLAMATION MARK) CALL 9-1-1 OR
YOUR EMERGENCY HEALTH PROVIDER IF YOU, OR SOMEONE AROUND YOU, IS
SHOWING SIGNS OF HEAT STROKE WHICH CAN INCLUDE RED AND HOT SKIN,
DIZZINESS, NAUSEA, CONFUSION AND CHANGE IN CONSCIOUSNESS. WHILE YOU
WAIT FOR MEDICAL ATTENTION, TRY TO COOL THE PERSON BY MOVING THEM TO
A COOL PLACE, REMOVING EXTRA CLOTHING, APPLYING COLD WATER OR ICE
PACKS AROUND THE BODY.
DRINK WATER OFTEN AND BEFORE YOU FEEL THIRSTY TO REPLACE FLUIDS.
CLOSE BLINDS, OR SHADES AND OPEN WINDOWS IF OUTSIDE IS COOLER THAN
INSIDE.
TURN ON AIR CONDITIONING, USE A FAN, OR MOVE TO A COOLER AREA OF
YOUR LIVING SPACE. IF YOUR LIVING SPACE IS HOT, MOVE TO A COOL
PUBLIC SPACE SUCH AS A COOLING CENTRE, COMMUNITY CENTRE, LIBRARY OR
SHADED PARK.
FOLLOW THE ADVICE OF YOUR REGION'S PUBLIC HEALTH AUTHORITY.
PLAN AND SCHEDULE OUTDOOR ACTIVITIES DURING THE COOLEST PARTS OF THE
DAY.
LIMIT DIRECT EXPOSURE TO THE SUN AND HEAT. WEAR LIGHTWEIGHT,
LIGHT-COLOURED, LOOSE-FITTING CLOTHING AND A WIDE-BRIMMED HAT.
NEVER LEAVE PEOPLE, ESPECIALLY CHILDREN, OR PETS INSIDE A PARKED
VEHICLE. CHECK THE VEHICLE BEFORE LOCKING TO MAKE SURE NO ONE IS
LEFT BEHIND.
HEAT WARNINGS ARE ISSUED WHEN VERY HIGH TEMPERATURE OR HUMIDITY
CONDITIONS ARE EXPECTED TO POSE AN ELEVATED RISK OF HEAT ILLNESSES,
SUCH AS HEAT STROKE OR HEAT EXHAUSTION.
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, SEND AN EMAIL TO
QCSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)QCSTORM.
HTTP://WEATHER.GC.CA
END/QSPC
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