SWPH Issues First Heat Warning of 2023

Southwestern Public Health issues heat warning for July 4 through July 5.

July 4, 2023 at 8:00 AM

Southwestern Public Health (SWPH) issues heat warnings when Environment Canada forecasts temperatures that are expected to be at least 31°C and/or a Humidex value above 40°C for at least two days, with overnight temperatures at or above 20°C.

Environment Canada is forecasting hot temperatures in the SWPH region beginning Tuesday, July 4^th and continuing through the evening on Wednesday, July 5^th. Temperatures, are forecast to reach the low 30s throughout the region, with the humidex values nearing 40°C.

Overnight temperatures of 20°C are expected, with cooler air entering the forecast on Thursday.

During a heat warning, residents should take precautions to protect themselves and the most vulnerable from heat-related illness. Those most vulnerable to the effects of the heat include older adults, infants and young children, outdoor workers, and homeless persons who do not have shelter, proper clothing or food. Anyone who experiences physical distress because of extreme temperatures should immediately seek medical attention, either by calling 911 or going to the nearest emergency department.

What you should do:

During extreme temperature conditions, stay indoors in an air-conditioned building if possible.
Limit time in the sun when the UV Index is most intense, between 11 AM – 4 PM.
Seek shade when outdoors, especially during mid-day.
Drink plenty of water to stay hydrated and decrease intake of caffeinated/alcoholic beverages.
Take cool showers or baths.
Apply Sunscreen with SPF 30 (or higher), 20-30 minutes before going outside to ensure absorption and re-apply every 2-3 hours.
Check regularly on children, the elderly, persons with disabilities and individuals with chronic illnesses.
Never leave young children, the elderly or pets in a closed parked vehicle for any period.
Find a public Cooling Centre at www.swpublichealth.ca/extreme-heat