Saturday, December 26, 2009

Just A Little More...

Our cut-off low pressure system continues to rotate above the northern plains and western great lakes regions, and is making sure it squeezes out as much moisture as possible before it leaves.  Scattered snow showers are rotating across portions of the Dakotas, Minnesota, Nebraska and Iowa at this hour, providing anywhere from a dusting to upwards of 2-3 inches on the ground in heavier bands.  This snow will just be a little top-off by this system before finally leaving the plains...

We'll be left in a cool air mass, with temperatures in the teens and 20s across the northern plains on Sunday.  The Dakotas and northwest Minnesota will see a cool down into the lower 10s for Monday and Tuesday while the remainder of the northern plains will keep high in the teens and 20s.  Lows will have a greater variance, from the single digits below zero the the lower teens from ND to southern Iowa on Sunday night.  Below zero temperatures will be widespread to all but southern Iowa on Monday night and from the teens to near zero from southern Iowa to the Canadian border on Tuesday night ahead of our next clipper storm system.

Our next storm system will not likely bring much in the way of precipitation, but will bring in some reinforced cold air.  Temperatures for the remainder of the week will be below normal with below zero temperatures across much of the northern plains.  More details on this mid-week clipper in the next update...

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