Here is my latest interpretation of the ECMWF long range forecast product that now goes through the week of September 2nd through the 8th.
The model continues to show widespread above-normal temperatures across northern Canada while the overall pattern forces more systems farther to the south through the U.S., while keeping the high heat confined to the southwest and south central U.S.
I will be issuing the AccuWeather.com Fall outlook for Canada later in the week.
Fast, west-to-east jet stream pattern across southern Canada into next week.
Clues to the long range over the next several weeks across North America.
Potential for significant rainfall over southwestern Alberta late this week into the early weekend.
A strong, upper-level storm system will bring significant rain, severe thunderstorms and much cooler air to parts of western and central Canada into early next week.
Latest ideas on the weekly long range through the end of this month.
No sustained heat from southern BC into the central Prairies over the next week or two.