Heavy rain from thunderstorms led to severe flooding and numerous road closures late on Tuesday night all across northern Minnesota, including in Duluth, where officials reported 'extensive damage' from the floodwaters early on Wednesday morning.
AccuWeather.com has been warning the Upper Midwest of the risk of flash and urban flooding since early last week.
Both radar estimates and ground observations have indicated more than a half a foot of rain has fallen as of early on Wednesday morning over a large portion of north-central and northeastern Minnesota, with most of the rain falling over the course of just a few hours' time.
Overnight Tuesday, police in Duluth banned all non-essential travel due to the flooding, which submerged numerous vehicles, leading to water rescues. Some manhole covers were blown off by the pressure of the water in the city, while sinkholes swallowed cars whole.
Mudslides and road collapses were also reported.
In a rare civil emergency bulletin issued overnight, Duluth Police announced that residents in a neighborhood near the Fond du Lac dam were being evacuated. While no threat of a dam failure was imminent, power crews were releasing water to ease the pressure on the structure.
A portion of Interstate 35, Highway 23 and major downtown tunnels were closed Wednesday.
According to the Duluth News Tribune, there were also reports that animals, including a polar bear, escaped from enclosures at the Lake Superior Zoo as floodwaters rose.
Residents and officials are comparing the ongoing situation to flooding that occurred in August 1972 which devastated the city.
After dealing with heat and storms this weekend, cyclists and fans will welcome a perfect day for the Tour de France on Monday.
Following a dry end to the holiday weekend, showers and thunderstorms will quickly return to the Northeast during the first part of the new week.
The unrelenting heat across the interior West will continue through the first part of the new week, but there is a light at the end of the tunnel.
A 21-year-old California woman died recently after contracting a rare infection caused by a brain-eating amoeba that thrives in warm bodies of water.
Strong and locally dangerous thunderstorms will ignite from northwestern Minnesota to northeastern Colorado during Sunday. Storms will extend from upper Michigan to northwest Texas on Monday.
An uptick in tropical activity is likely around Hawaii and then near the shores of Mexico as July progresses.
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