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The national weather agency says the warning will be in effect for the next four days, with temperatures in many areas, such as Medicine Hat\u00a0 Regina<\/a> and Saskatoon<\/a>, soaring into the mid-30s.<\/p>\n While Calgary<\/a>, Edmonton<\/a>, Red Deer and Lethbridge<\/a> are just outside the area covered by the heat warning, the temperature in those Alberta cities is forecast to hit the high 20s or low 30s.<\/p>\n \t\t\t\t\tWhile Calgary and Edmonton are outside the area covered by the \u201cyellow\u201d heat warning, temperatures across much of southern and central Alberta are forecast to be in the high 20s C to low 30s C for the next few days.\t\t\t\t <\/p>\n \t\t\t\t\tGlobal News\t\t\t\t<\/p>\n \u201cWe could also see a chance of thunderstorm later today (Tuesday) as well,\u201d said Global Calgary weather specialist Leslie Horton.<\/p>\n Story continues below advertisement<\/p>\n The extreme heat means nighttime temperatures in many areas are also forecast to be in the 20 C range \u2014 about the same as normal daytime highs.<\/p>\n \t\t\t\t\t \t\t\t\t\tGet breaking National news<\/p>\n Get breaking Canada news delivered to your inbox as it happens so you won’t miss a trending story.<\/p>\n Normal nighttime temperatures are in the high single digits.<\/p>\n \t\t\t\t\tTemperatures in southern Alberta are expected to cool off by the weekend, but in southern\u00a0 Saskatchewan they\u2019re expected to continue in the high 20s to low 30s.\t\t\t\t <\/p>\n \t\t\t\t\tGlobal News\t\t\t\t<\/p>\n Environment Canada is advising people living or visiting the areas covered by the heat warning to limit their outdoor activities to the cooler hours of the day or if they must be outside, to watch for symptoms of heat stroke or heat exhaustion, drink plenty of water and pay special attention to infants, children, seniors and people with pre-existing medical conditions who may be more susceptible to the extreme temperatures.<\/p>\n \t\t\t\t\tWhile Calgary and Edmonton are just outside the area covered by the heat warning they are forecast to see temperatures soar to about 10 degrees above normal for the next few days.\t\t\t\t <\/p>\n \t\t\t\t\tGlobal News\t\t\t\t<\/p>\n While temperatures in the 30s are expected to continue through the weekend in Saskatchewan, cooler temperatures are in the forecast for southern Alberta with showers or periods of rain expected on Saturday and a high of 19 C in Calgary and 22 C in Edmonton.<\/p>\n Story continues below advertisement<\/p>\n \t\t\t\t\t\t \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t4:35 \n\t\t© 2026 Global News, a division of Corus Entertainment Inc.\t<\/p>\n","protected":false},"excerpt":{"rendered":"Descrease article font size Increase article font size With temperatures across much of southern Alberta and Saskatchewan forecast…\n","protected":false},"author":2,"featured_media":696356,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[253963,295,249931,43,44,253964,41,39,42,40,1133],"class_list":["post-696355","post","type-post","status-publish","format-standard","has-post-thumbnail","category-headlines","tag-alberta-heat-warnings","tag-environment","tag-environment-canada-warning","tag-headlines","tag-news","tag-saskatchewan-heat-warnings","tag-top-news","tag-top-stories","tag-topnews","tag-topstories","tag-weather"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/696355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/comments?post=696355"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/696355\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/696356"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=696355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=696355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=696355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"Get](\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/national.jpg\")
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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tEarly warning signs of summer drought in parts of B.C.\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\n