Daytime high temperatures ranging from 27 to 30 degrees Celsius combined with overnight lows near 15 degrees Celsius are expected. Temperatures will be cooler on Saturday and Sunday.In the Hay River and Fort Resolution regions, the heat will begin today with the highest temperatures expected over areas south of the lakeshore.###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.htmlPlease continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to NTstorm@ec.gc.ca, call 1-800-239-0484 or post reports on X using #NTStorm.