Heat Warning in Effect for Much of Northern Ontario

Heat Warning

THUNDER BAY – WEATHER – The warm summer weather continues. Much of the western region of Northwestern Ontario is under a heat warning issued by Environment Canada.

Heat Warning in effect for:

  • Dryden – Vermilion Bay
  • Sioux Lookout
  • Pickle Lake – Mishkeegogaming
  • Red Lake – Ear Falls
  • Kenora – Grassy Narrows
  • Sachigo Lake
  • Rainy Lake – Fort Frances
  • Ignace – English River
  • Sandy Lake – Sachigo Lake

The weather service advises that a long-duration heat event is expected.

Daytime high temperatures in the low to mid-thirties with overnight lows near 20 are expected until the end of this week.

Hot and humid air can also bring deteriorating air quality and can result in the Air Quality Health Index to approach the high-risk category.

Extreme heat affects everyone.

The risks are greater for young children, pregnant women, older adults, people with chronic illnesses, and people working or exercising outdoors.

Watch for the effects of heat illness: swelling, rash, cramps, fainting, heat exhaustion, heatstroke, and the worsening of some health conditions.