{"id":689604,"date":"2026-05-24T00:39:15","date_gmt":"2026-05-24T00:39:15","guid":{"rendered":"https:\/\/www.newsbeep.com\/ca\/689604\/"},"modified":"2026-05-24T00:39:15","modified_gmt":"2026-05-24T00:39:15","slug":"up-to-50-mm-rain-may-soak-southern-ontarios-weekend","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ca\/689604\/","title":{"rendered":"Up to 50 mm rain may soak southern Ontario&#8217;s weekend"},"content":{"rendered":"<p>RELATED: <a href=\"https:\/\/www.theweathernetwork.com\/en\/news\/weather\/severe\/photos-powerful-tornado-warned-thunderstorms-charge-through-ontario\" target=\"_self\" rel=\"nofollow noopener\">PHOTO: Powerful, tornado-warned thunderstorms charge through Ontario<\/a><\/p>\n<p>Lighter totals of 10-20 mm are forecast for Toronto, Ottawa, and Barrie. There is a low risk of isolated thunderstorms, and a slight chance across the southwest.<\/p>\n<p><img url=\"\/\/images.twnmm.com\/c55i45ef3o2a\/GQCvGwPBggfdMI7YIVToD\/4b5c9ac4af2cda26adb97b0d72e7aca1\/Ontario_Saturday_afternoon_forecast_conditions_-_May_23__2026.png\" alt=\"Ontario Saturday afternoon forecast conditions - May 23, 2026\" loading=\"lazy\" decoding=\"async\" data-nimg=\"fill\" style=\"position:absolute;height:100%;width:100%;left:0;top:0;right:0;bottom:0;object-fit:contain;object-position:center center;color:transparent\"   src=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/Ontario_Saturday_afternoon_forecast_conditions_-_May_23__2026.png\"\/><\/p>\n<p>Cooler daytime highs are also anticipated under dense cloud cover and rainfall: 10-12\u00b0C for Toronto, mid-to-high teens in Ottawa, and up to 20\u00b0C in Windsor.<\/p>\n<p>Showers on Saturday may also impact preparations for Montreal\u2019s Formula 1 Grand Prix on Sunday, although lower rainfall totals are expected in the city, with clearing likely later in the day.<\/p>\n<p>A quick-moving system could bring additional showers and a risk of isolated thunderstorms to parts of southern Ontario late Sunday evening into Monday morning, though forecast confidence remains low for this event.<\/p>\n<p><img url=\"\/\/images.twnmm.com\/c55i45ef3o2a\/5HJNooUAnR1dwOm4U0nzQn\/de4b76aba09a334367624772079fc86d\/Southern_Ontario_Sunday_thunderstorm_risk_-_May_23__2026.png\" alt=\"Southern Ontario Sunday thunderstorm risk - May 23, 2026\" loading=\"lazy\" decoding=\"async\" data-nimg=\"fill\" style=\"position:absolute;height:100%;width:100%;left:0;top:0;right:0;bottom:0;object-fit:contain;object-position:center center;color:transparent\"   src=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/Southern_Ontario_Sunday_thunderstorm_risk_-_May_23__2026.png\"\/><\/p>\n<p>Looking ahead to the <a href=\"https:\/\/www.theweathernetwork.com\/en\/news\/weather\/forecasts\/canadas-end-to-may-who-will-get-the-head-start-on-summer\" target=\"_self\" rel=\"nofollow noopener\">end of May<\/a>, drier conditions and temperatures near 20\u00b0C are anticipated, offering a more comfortable stretch of weather.<\/p>\n<p>DON&#8217;T MISS: <a href=\"https:\/\/www.theweathernetwork.com\/en\/news\/weather\/forecasts\/canadas-end-to-may-who-will-get-the-head-start-on-summer\" target=\"_self\" rel=\"nofollow noopener\">Canada&#8217;s end to May: Who will get the head start on summer?<\/a><\/p>\n<p>This weather pattern is likely to persist into the early days of June.<\/p>\n<p>Stay with The Weather Network for the latest across Ontario<\/p>\n<p>WATCH: Tornado warnings and severe storms slam southern Ontario<\/p>\n","protected":false},"excerpt":{"rendered":"RELATED: PHOTO: Powerful, tornado-warned thunderstorms charge through Ontario Lighter totals of 10-20 mm are forecast for Toronto, Ottawa,&hellip;\n","protected":false},"author":2,"featured_media":689605,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[49,48,44,905,11696,20792,18234,3302],"class_list":["post-689604","post","type-post","status-publish","format-standard","has-post-thumbnail","category-canada","tag-ca","tag-canada","tag-news","tag-ontario","tag-rain","tag-southern-ontario","tag-thunderstorm","tag-toronto"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/689604","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=689604"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/689604\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/689605"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=689604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=689604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=689604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}