September 2014 Forecast: An early end to summer

By: Mikeman444 , 3:53 PM GMT on August 31, 2014

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August 2014 finished off similar to July, around 2C-4C warmer than normal and quite dry. During the last half of the month the first waves of cold air started to invade, The 2 month long period of heat began to break down. Temperatures dropped far enough that patchy frost was a problem.
After this what would September hold?

September 2014 Forecast for Alberta, Saskatchewan, And Manitoba
Issued: August 31st 9:30am

Overall September should finish off near to below normal temperature wise with higher than normal Precipitation; this does not bode well for the 2014 harvest but the hot summer has put the growth weeks ahead, so they have already been out there in the fields for the part week.
Sepember 2014 ends a 3 year series of hot Septembers in Alberta.

Sept 1-10: Cold and showery to start with a warm up during the period, temperatures reaching 25C in Alberta and parts of extreme southern SK and MB, not so much elsewhere. Mountain snow not out of the question.

Sept 1-20: Cold, Very cold in some locations, Snow not just in the mountains but is a possibility across the southern prairies. One or two days, Likely a long series of killing frosts mid month.

Sept 20-30: Warming up into October, Will still be cold in some areas with flurries in the mountains. May see the last rounds of thunderstorms before the skies shut down for the season.

Some events to look out for.

-Tour of Alberta 2014: The Prologue and first two stages will not have the best of weather, rain and thunderstorms may be and issue in Calgary and Lethbridge. The Innisfail to Red Deer stage 2 may kick off with temperatures in the low single digits, frost should be melted by the start of the race. The stage should see a nice warm up by the finish and the remaining stages should see much warmer weather. Though not even close to the 30C heat of last year's race

-Thunderstorms: the current patterns seem to point toward more thunderstorm activity this month in central and northern Alberta.

-Snow, mountains snow is expected to be heavier than normal in the mountains, take care on mountain highways. Calgary has a high risk of seeing a significant snowfall of 5cm or more at some point as well.


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