Clipper to bring snow & extreme cold to Manitoba/N Plains for New Years

Updated: Dec 30, 2018


Precipitation depiction from the NAM-12km through Monday night

An Alberta Clipper will move through the Northern Plains on Sunday bringing with it some light snow and extremely cold temperatures. The animation above shows the clipper move through Saskatchewan and North Dakota bringing most of the precipitation into Manitoba.


The potential exists for winter weather to impact the region Sunday into Monday. Although details remain uncertain, roadways may become snow covered and blowing snow may reduce visibilities. Dangerous wind chills are also possible Monday into Tuesday. -NWS Grand Forks

This hazardous weather outlook is for portions of eastern North
Dakota, west central and northwest Minnesota.

.DAY ONE...Today and Tonight

Hazardous wind chill values are expected through 9 AM this
morning.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Accumulating snow will be possible Sunday and Sunday night with
areas of blowing snow possible on Monday. However, details remain
uncertain at this time.

Hazardous wind chills will be possible again new years eve and
into new years morning.

Forecasted snowfall accumulation (Kuchera ratio in cm) valid through Sunday night

The main story with this Clipper will be the extremely cold temperatures and wind chill it will bring to the Northern Plains. Below is an animation of expected temperatures (in C). You can see some cold air intrusion into most of the N Plains and Manitoba. Temperatures in the -30C will be possible on New Year's Eve into New Years Day, with wind chills approaching or exceeding the -40 mark in parts of Manitoba and North Dakota.

Forecasted temperatures (in C) through New Year's Day

Make sure to bundle up New Year's Eve through New Year's Day. Forecast wind chills during that time will range from 20 below zero across western North Dakota to 40 below zero across eastern North Dakota. Brrr! -NWS Bismarck

Make sure to keep updated with watches/warnings for Canada here: https://weather.gc.ca/warnings/index_e.html

Forecasted wind chills for New Year's Eve (in C) approaching -40