Arctic blast overspreads the Midwest and Great Lakes after monster blizzard slams millions

Snow squalls and lake-effect snow moved in Tuesday as preliminary 24-hour snowfall records may have been broken in Wisconsin and Michigan.

A life-threatening situation unfolded as a monstrous blizzard unleashed feet of snow and vicious wind gusts throughout the Upper Midwest and Great Lakes.

More than 75,000 Michigan residents remain without power. At one point, that number topped 110,000.

After blizzard warnings tapered off Tuesday morning, snow squalls and lake-effect snow lingered as temperatures plummeted.

The FOX Forecast Center explained that while the lakes still have partial ice cover, the sharp drop in low-level temperatures created steep lapse rates.

BITTER ARCTIC COLD BLAST TO IMPACT OVER 200 MILLION AMERICANS IMMEDIATELY AFTER MONSTROUS BLIZZARD

Combined with saturated air in the main snow-producing layer, this set the stage for intense snow bands to form.

These snow bands were heaviest in the favored snow belts east of Lakes Erie and Ontario, as snowfall rates reached 1 inch per hour.

In Michigan, building high pressure from the west gradually eased winds, but its clockwise circulation drew air across Lakes Superior and Michigan, producing periods of heavy snow that tapered off Tuesday evening.

Over the weekend, snow started across portions of the Northern Tier and then charged east into the Great Lakes, with preliminary 24-hour snowfall records possibly broken in Wisconsin and Michigan.

Specifically, Herman, Michigan, received a staggering 3 feet of snow, while Marquette’s 34.5-inch storm total breaks the all-time two-day snowfall record of 31.9 inches set on March 13 to 14, 1997.

GREEN BAY, WISCONSIN SEES BIGGEST SNOWFALL IN OVER A CENTURY

While Blizzard Warnings were issued across southern Minnesota, Iowa, northwestern Illinois, most of Wisconsin—including Milwaukee and Green Bay—and parts of northern Michigan and the Upper Peninsula, they were officially verified only in Green Bay and Marquette.

The FOX Forecast Center said many other weather stations came close but did not meet the criteria.

Parts of Northern Michigan were also under an Ice Storm Warning through most of Monday morning, with over 0.25 inches of accretion reported in Northern Michigan.

WHAT IS BOMBOGENESIS AND WHAT DOES IT MEAN WHEN A STORM ‘BOMBS’ OUT? 

This was Milwaukee's first Blizzard Warning in 15 years and Milwaukee County declared a Snow Emergency, closing all non-essential county facilities.

More than 2 feet of snow has fallen across Wisconsin and Michigan since Sunday, with historic totals in Green Bay, while parts of Minnesota saw nearly 2 feet.

There were widespread, life-threatening travel conditions across the region during the storm.

WINTER STORM WARNING EXPLAINED: WHAT DOES IT MEAN AND WHEN IS IT ISSUED?

Air travel ground to a halt across major Midwest hubs, with thousands of flight disruptions reported across the country.

U.S. Secretary of Transportation Sean Duffy took to X on Monday, highlighting nationwide flight disruptions from the storm: "At least 2,000 flights canceled, more than 9,500 delayed."

This comes just days after a major windstorm blew through Chicago, Minneapolis and Milwaukee.

Michigan Gov. Gretchen Whitmer reactivated the state's Emergency Operations Center a little more than a week after a severe weather outbreak, including deadly tornadoes that tore through Three Rivers.

WHAT YOU SHOULD KNOW ABOUT BLOWING, DRIFTING SNOW

Blizzard conditions were verified in Green Bay, Wisconsin, on Sunday night, and the city picked up a total of 26.1 inches of snow during the blizzard, with 17.1 inches falling Sunday alone — its most snow in one day since Jan. 1, 1889.

With the Ice Storm Warning issued for northern Michigan, Grayling recorded 0.28 inches of ice—enough to bring down trees and power lines.

HOW MUCH ICE IS NEEDED TO KNOCK OUT POWER, DAMAGE TREES?

The center of the storm slowly moved into southeastern Canada through the day, and blizzard conditions gradually lifted.

Cold winds out of the Northwest quickly moved in and triggered intense lake-effect snow across the Upper Peninsula and the shores of Northern Michigan.

WHAT IS LAKE-EFFECT SNOW?

Additionally, high winds produced up to 20-foot waves along Lake Superior. Waves that high can cause beach erosion and lakeshore flooding.

Dangerous cold air moves in

Behind the system, colder air settles in, meaning the vast majority of snow that falls will likely remain on the ground for at least several days.

WHAT IS THE POLAR VORTEX?

Cold air surges back into the Plains and Midwest, sending afternoon highs of 15 to 25 degrees below average from the Canadian border all the way to the Texas–Mexico border.

Highs will struggle to reach the teens and 20s in the Midwest, with 40s and 50s across the Mid-South.

Temperature departures across the US.
(FOX Weather)


 

Bitter wind chills dropped into the negative single digits and teens in cities like Minneapolis and Green Bay, while places such as Oklahoma City and Atlanta saw wind chills in the teens and 20s on Tuesday.

HOW TO WATCH FOX WEATHER

A few record lows are possible across parts of the Deep South.

Recovery efforts are expected to be slow as crews tackle massive snow drifts and sub-zero temperatures.

Unfortunately, residents without power will face increased risks in the coming days due to the plunging temperatures and lingering snow hazards.

Another round of light snow will move into the region Tuesday night into Wednesday night.

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