UPDATED: 'Watch' Upgraded to Winter Storm Warning for Saturday, Sunday

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The National Weather Service in Chanhassen has uprgraded the weekend forecast to a Winter Storm Warning, in effect for most metro counties through Sunday afternoon. 

Snow should begin falling Saturday and into Sunday, but it's the 40 mph winds that has forecasters calling for "blizzard conditions" on Sunday afternoon.

***Original Tex***

The National Weather Service in Chanhassen has issued a winter storm watch throughout central and southern Minnesota, and western Wisconsin, in effect from Saturday evening to Sunday afternoon

Weather service forecasters believe as many as six inches of snow could fall on Saturday and Sunday. Windy conditions may lead to blowing and drifting snow and "near-blizzard" conditions in open areas, forecasters say.

Forecasters are also calling for one to three inches of snow accumulation on Friday afternoon and evening.

The snow expected this weekend will be followed by cold air system, according to the weather service. Wind chils of 15 to 20 degrees below zero are likely across much of central and western Minnesota Sunday night and Monday.

Planning to take photos of the snowfall this weekend? Upload your photos the the Richfield Patch community gallery.