9:42 p.m. on the 20th CDT, 8:42 p.m. on the 20th CST/MDT, and 7:42 p.m. on the 20th PDT. This marks the start of astronomical summer for the northern hemisphere for this year. Tracking the Sun ...

However, across northwestern Canada and from the Great Lakes to the Maritimes, hot weather will dominate during the first week of summer. This will include a couple of days of record-breaking heat and ...

The mid-summer mild pattern continues. Morning clouds, fog and spotty drizzle will break away to a mix of sun and clouds for ...

An extreme heat warning remains in effect through Thursday as a summer ridge builds, bringing temperatures into the 90s and heat indices into the 100s, while a weak boundary could bring a chance ...