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Midwest Megastorm Brings Blizzard, 4 Feet of Snow as Governors Activate Guards

Midwest Megastorm Brings Blizzard, 4 Feet of Snow as Governors Activate Guards
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A powerful late-winter “megastorm” bore down on the central United States on Sunday, threatening blizzard conditions, hurricane-force gusts over the Great Lakes and more than 4 feet of snow in some areas, as governors in Minnesota and Wisconsin activated emergency powers and the National Guard. The National Weather Service (NWS) warned of “dangerous and potentially historic” impacts from Sunday through Monday, with travel expected to become “very difficult to impossible” across large parts of the Upper Midwest. jsonline +1

The sprawling system, peaking March 15–16, was forecast to deliver 12–18 inches of snow across central Minnesota and western Wisconsin, 20–30 inches in north‑central Wisconsin, and 1–3 feet across Michigan’s Upper Peninsula, with localized totals near 4 feet where the heaviest bands stall. golocalprov +1 Wind gusts of 45–60 mph were expected to turn falling and freshly fallen snow into blinding whiteouts, while gale and storm warnings over Lakes Superior and Michigan called for waves up to 30 feet and heavy freezing spray. eastendbeacon

Where the Storm Hits Hardest

Blizzard and winter storm warnings covered dozens of counties from South Dakota through Minnesota, Wisconsin and into Michigan, putting millions of residents in the path of whiteout conditions. newsweek +1 In Minnesota, the NWS Twin Cities office warned of snowfall rates of 1–2.5 inches per hour and near‑zero visibility across eastern Minnesota and western Wisconsin, including the Twin Cities metro. swpc In Wisconsin, forecasters in Green Bay and La Crosse projected 20–30 inches of snow in north‑central counties, with some guidance suggesting 18–36 inches north of the Interstate 90 corridor. golocalprov

Farther east, the NWS office in Marquette forecast widespread 1–3‑foot totals across the Upper Peninsula and parts of northern Lower Michigan, driven by both synoptic snow and lake enhancement, with strong winds raising the risk of drifts several feet high. weather Along the storm’s southern and eastern flanks, a wintry mix of sleet and freezing rain was expected to cut snow totals but increase the threat of ice‑coated roads and power lines. golocalprov Offshore, storm and gale warnings on the Great Lakes warned mariners to remain in port as 50‑knot gusts and 15–30‑foot waves combined with heavy freezing spray. eastendbeacon

States of Emergency and Travel Disruptions

Authorities in Minnesota and Wisconsin moved early to mobilize resources. Minnesota Governor Tim Walz declared a peacetime emergency on March 13, authorizing the Minnesota National Guard to support storm operations and warning that heavy snow and strong winds could create blizzard conditions across a “large swath” of the state. weather Wisconsin Governor Tony Evers followed with Executive Order 286 declaring a statewide emergency and activating the Wisconsin National Guard to assist local responders; he urged residents to “be careful and plan ahead” as the storm advanced. tennessean

Transportation networks braced for days of disruption. Delta and other major airlines canceled flights and issued travel waivers for passengers to and from Minneapolis–St. Paul International Airport and other Midwest hubs from March 14–16. golocalprov State transportation departments in the region advised against non‑essential travel, warning that some highways could be closed as whiteout conditions developed and plows struggled to keep up with snowfall rates of 1–3 inches per hour. newsweek +1 Forecasters also highlighted the risk of scattered power outages and tree damage where heavy, wet snow and ice combined with high winds. golocalprov

The Bigger Picture

The storm capped a volatile March pattern that had already produced at least 35 tornadoes and deadly severe weather across parts of the central U.S. earlier in the month, underscoring how the same large‑scale system could deliver both springlike severe storms and midwinter‑style blizzards. statesmanjournal With states deploying National Guard troops, airlines reshuffling schedules and emergency managers warning of potentially “historic” snowfall in some areas, officials stressed that the storm’s greatest danger lay not only in snow totals but in the combination of ferocious winds, whiteouts and ice. For residents across the Upper Midwest, the message through Monday was clear: stay off the roads if possible, prepare for power interruptions, and expect conditions to deteriorate rapidly as the megastorm peaks.