Hourly Weather Forecast - Markham, Ontario, CAMon, Jul 28TueWedThuFriSatSun8 PMMostly Sunny81°F0%6mphWSWArrow upMostly SunnyHumidity74%Feels like85°FDew Point72°F8:45 PM9 PMMostly Clear77°F0%5mphWArrow downMostly ClearHumidity84%Feels like77°FDew Point72°F10 PMHazy75°F0%5mphWNWArrow downHazyHumidity91%Feels like75°FDew Point72°F11 PMHazy73°F0%5mphNWArrow downHazyHumidity95%Feels like73°FDew Point72°FMon, Jul 28TueWedThuFriSatSun
Large, Potent Storms Likely In North-Central U.S.The northern edge of the heat dome will light up with storms in the northern Plains and Upper Midwest today.Read More