I just wanted to add that there is the threat for damaging, straight-line winds associated with severe thunderstorms this afternoon (Tuesday), especially for areas south of the GTA, including the Niagara region and into New York and Pennsylvania. An isolated tornado cannot be ruled out either as the storms track rapidly toward the east.
Sharp typhoon re-curve taking place now supports a turn to a cooler pattern that modeling shows from the eastern prairies to Ontario and western Quebec next week.
ECMWF is consistent is showing above-normal sea surface pressures through the rest of July from the Caribbean to the Gulf of Mexico which goes in line with a drier forecast for the region due to a predicted lower number of tropical storms and hurricanes.
Potential for a heat wave centered over the Pacific Northwest and into BC starting this weekend.
Here is my latest interpretation of the latest weekly long range ECMWF forecast product...
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There are growing indications that the stratosphere over the north pole may experience a major warming event in about 10 days.
Major thaw for the East later next week, but winter may make a comeback toward the end of the month and into early February.
The weather pattern will undergo a significant change across Canada and the U.S. by next week.
The storm that will bring a rare, heavy snowfall to the Carolinas and Virginia tonight into early Saturday will intensify as it moves out over the Atlantic waters on Saturday. This will set the stage for a quick-hitting snowstorm centered over Nova Scotia later Saturday into early Sunday.
Major winter storm to impact eastern Quebec and northern New Brunswick late Thursday through midday Friday.