Short Blast of Snow Behind a Cold Front Will End the Week with 5-15cm of Snow for Parts of Alberta

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After some above-freezing temperatures and a mixed bag of precipitation on Thursday, a cold front will sweep through Central and Southern Alberta overnight Thursday. The arrival of cooler air will be accompanied by widespread snow on Friday. Accumulations of 5-10cm are expected across a swath of Northern and Central Alberta, as well as parts of Southern Alberta, by the end of the day Saturday.

Scattered flurries are likely Friday morning and into the early afternoon, but the snow will become more organized in the mid-afternoon. It will begin in the Grande Prairie area and then spread southeast during the late afternoon and evening. Accumulating snow will arrive in Edmonton just in time for the evening commute so the drive home may be slow.

In the late afternoon, snow will also cross into Southern Alberta from the Rockies and spread eastward through the evening. While snow is also expected to impact Calgary during the evening commute, the snow will be lighter and shouldn’t cause too many problems for drivers.

The rdps model showing precipitation type and intensity at 7Pm MT on Friday, courtesy of WeatherBell.

Steady snowfall is expected to continue across a large stretch of the province into the overnight hours, but it will start to taper off in the early morning. By sunrise on Saturday, most of the snow will have ended, but there will still be some lingering light snow throughout the remainder of the day.

Overall, 5-15cm of snow can be expected from Grande Prairie through Edmonton and towards the Saskatchewan border. Most of this area will be in the 5-10cm range, but snowfall totals could approach 15cm around the Grande Prairie and High Prairie.

In Southern Alberta, some localized intensification is possible Friday evening and overnight around Lethbridge and Taber, which would lead to accumulation exceeding 5cm. Otherwise, the remainder of Central and Southern Alberta and into Northern Alberta will see 2-5cm of snow, but there is the possibility of snowfall totals exceeding 5cm locally.

Winds should remain fairly light while the snow is falling so blowing snow shouldn’t be too much of a concern.