058
WWCN12 CWTO 030948
HEAT WARNING
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 5:48 A.M. EDT THURSDAY 3 JULY 2025.
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HEAT WARNING FOR:
=NEW= DRYDEN - VERMILION BAY
=NEW= SEINE RIVER VILLAGE - MINE CENTRE
=NEW= EAR FALLS - PERRAULT FALLS - WESTERN LAC SEUL
KENORA - NESTOR FALLS
FORT FRANCES - EMO - RAINY RIVER
RED LAKE - WOODLAND CARIBOU PARK.
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==DISCUSSION==
HUMIDEX VALUES REACHING 36 ARE EXPECTED FOR THE NEXT 2 DAYS.
A HEAT EVENT IS EXPECTED TO BEGIN TODAY AND CONTINUE INTO FRIDAY.
WHAT:
DAYTIME HIGHS OF 28 TO 32 DEGREES CELSIUS.
OVERNIGHT LOWS OF 18 TO 21 DEGREES CELSIUS, PROVIDING LITTLE RELIEF
FROM THE HEAT.
WHEN:
BEGINNING THIS AFTERNOON AND ENDING FRIDAY NIGHT.
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.
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
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM.
HTTP://WEATHER.GC.CA
END/OSPC
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