Four things you need to know about Monday
Monday, June 23, 2014, 7:15 AM - Wondering what you missed overnight or what you can expect for the day ahead?
Here's your weather briefing for Monday, June 23.
1. Thunderstorm threat creeps into southern Ontario
Did you know? This was the fifth weekend in a row that southern Ontario did not see any rainfall?
Pleasant conditions are expected to continue on Monday before a thunderstorm threat begins to creep in.
"There's a thunderstorm risk for southwestern Ontario this afternoon through the Windsor-Chatham area," says Weather Network meteorologist Kelly Sonnenburg.
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"Thunderstorms will push north and east with the system reaching the Greater Toronto Area by the evening/pre-dawn hours."
By Tuesday, a widespread thunderstorm risk will cover much of southern Ontario.
"Temperatures will be hot and muggy both Monday and Tuesday sparking convection," Sonnenburg adds.
2. Scattered thunderstorms for the Prairies
Scattered showers and thunderstorms are likely through southern Manitoba on Monday as a departing cold front pushes through.
"Thunderstorms in central and southern Saskatchewan and along the foothills of Alberta are also expected this afternoon with an upper level trough," adds Sonnenburg. "The risk for thunderstorms will continue in southern Alberta on Tuesday, including in the city of Calgary."
3. Fair and seasonal in Atlantic Canada
High pressure continues to dominate in Atlantic Canada, bringing fair and seasonal weather to the region on Monday.
"Tuesday is looking like the warmest day for St. John's and throughout the Avalon, with temperatures reaching the low 20s," Sonnenburg says. "Showers will then move into northwestern New Brunswick Tuesday afternoon, and it will be a rainy day through the Maritimes and Newfoundland on Wednesday."
4. Weather history- June 23
On this day in 2010, an F2 tornado tore through Midland, Ontario causing $15 million in damage.
On the same day, a magnitude 5.0 earthquake prompted a state of emergency in Gracefield, Quebec.
The epicentre was located about 60 km north of Ottawa and people reported feeling the quake across Ontario and Quebec.