Iowa
Iowa will be the coldest state in the US. Maps show how cold it’ll be.
What is the polar vortex? How it can impact snow, freezes in the U.S.
The polar vortex is a large area of circulating cold air above the North Pole. Strong winds keep it contained, but when it weakens, it can wobble and stretch.
Temperatures across Iowa are forecast to plunge to the coldest in the Lower 48, dipping well below zero as a surge of Arctic air sweeps in.
The broader weather pattern will stay active and winter-like through the end of the week and into the weekend. A recent stratospheric disturbance weakened the polar vortex, allowing frigid Arctic air to spill into the U.S. and shift the jet stream, bringing snow and wintry precipitation to several regions.
While the heaviest snow will target the Rockies and High Plains on Dec. 3, Iowa will primarily feel the effects of a strong cold front and fast-moving clipper systems sweeping through the Great Lakes and Midwest.
“An active winter-like pattern will continue to bring the threat of winter weather to multiple areas of the country through the end of the week and into the weekend,” the Climate Prediction Center said.
When is the coldest air expected in Iowa?
Dangerous cold will dominate the forecast through Thursday, Dec. 4. Record-breaking lows are likely early Thursday, and even daytime highs will struggle to climb out of the single digits and teens. Winds will ease overnight, but the extreme cold will persist.
By Friday, Dec. 5, temperatures moderate slightly, but the pattern remains active into the weekend.
When will temperatures warm up in Iowa?
After the deep freeze, a gradual warm-up arrives Friday, Dec. 5, though temperatures will still run below normal.
The weekend and early next week look unsettled, with a series of disturbances tracking through the Midwest. While confidence in timing and amounts remains low, light snow chances will return periodically. Anyone with travel plans should monitor updates closely, as even light snow combined with cold conditions could impact roads.
Is snow expected in Iowa?
Light snow showers are possible today, Dec. 3, along the trailing cold front.
Additional chances for snow are possible on Thursday, Dec. 4, as another clipper system passes through. Accumulations in Iowa should remain light, but the bitter cold will dominate the story, with temperatures running well below normal for early December.
Several weak systems will ripple through the region, bringing occasional chances for light snow. While significant accumulations appear unlikely, even minor snowfall could cause hazards as low temperatures keep roads slick.
“Anyone with travel plans this weekend should monitor the latest forecast updates, because while at this time the probability of a significant snowfall event is low, even lighter accumulations could still impact travel conditions at times,” the National Weather Service office in Des Moines wrote.
Maps: Temperature lows in Iowa
Fort Dodge is set to see the coldest temps in the U.S. on Thursday, Dec. 4, reaching -16 degrees overnight.
Wednesday night through Thursday morning, Dec. 3-4
Thursday night through Friday morning, Dec. 4-5
Friday night through Saturday morning, Dec. 5-6
Iowa weather watches and warnings
Here are the watches and warnings for the area.
Stay informed. Get weather alerts via text.
Brandi D. Addison covers weather across the United States as the Weather Connect Reporter for the USA TODAY Network. She can be reached at baddison@gannett.com. Find her on Facebook here.
Iowa
Gelita USA opens new wastewater treatment plant near Sergeant Bluff after Iowa DNR violations
SERGEANT BLUFF, Iowa (KTIV) – Gelita USA held an open house Friday, July 10, to celebrate the completion of a new wastewater treatment facility at its plant near Sergeant Bluff, marking the end of years of regulatory violations tied to its discharge into the Missouri River.
Gelita manufactures gelatin and collagen, ingredients used in food, medicine, and supplements. That manufacturing process produces large amounts of contaminated wastewater containing proteins, fats, and ammonia, a substance categorized as a toxic pollutant.
According to an Iowa Department of Natural Resources sampling inspection from March 2025, the plant was processing nearly double its design capacity. Before the upgrade, the Iowa State lab documented black water in the Missouri River near the facility’s discharge site. The Iowa DNR found Gelita had exceeded ammonia limits multiple times.
The report said that at the outfall to the Missouri River, Iowa DNR Tom Ross observed that the effluent had a black coloration. Roos requested additional testing at this location.
“Following the inspection, the discharge location on the Missouri River was visited. During the visit, the effluent at the river appeared to be a dark color, much different then the effluent observed at the treatment facility. It was explained during the visit, the color of the discharge to the river was a violation of 567-61.3(2) ‘c’, lowa Administrative Code, which states that all surface waters shall be free from materials attributable to wastewater discharges or agricultural practices producing objectionable color, odor, or other aesthetically objectionable conditions.”
Jeff Tolsma, General Manager of Gelita USA, said the upgrade was the result of an extended dialogue with regulators and upgraded technology.
The new facility includes ultraviolet disinfection, a feature the old plant did not have. The UV light treatment damages the DNA of bacteria, viruses, and other microorganisms before discharge, improving the company’s compliance with Iowa DNR standards.
Company, regulators call it a turning point
“We met with the EPA and the Iowa DNR probably 18 months, two years ago. It’s been a long dialogue with them, but they were great partners, great to work with,” Tolsma said. “And this wastewater treatment plant allows us to basically meet those new regulations that have been put in place. I think what is significant is that this actually brings us forward from a compliance standpoint for a long-term sustainable operation.”
The Iowa DNR said it will continue monitoring the facility to ensure ongoing compliance.
Gelita USA has operated in the Siouxland area for approximately 30 years and employs around 200 people.
Want to get the latest news and weather from Siouxland’s News Source? Follow these links to download our KTIV News app and our First Alert Weather app.
Copyright 2026 KTIV. All rights reserved.
Iowa
PETERSON: Pollard’s “outside the lines” mindset was exactly what Iowa State needed
Iowa
McKeever’s 7′3″ frame made Iowa the ‘obvious choice’ in the transfer portal
IOWA CITY, Iowa (KCRG) – Andrew McKeever is hard to miss at an Iowa practice. The St. Mary’s transfer and center stands 7 feet, 3 inches tall and averaged 8.2 points and 9.2 rebounds per game last season.
‘Nothing like I’ve seen in practice’
Teammates have taken notice of McKeever’s size. Forward Trey Thompson said the center’s hands alone drew a reaction.
“Yeah, he’s big. That’s for sure. I saw him looking at his phone and it looked like a tiny, little iPod in his hand. I was like, ‘Geez, man,’” Thompson said.
Forward Joey Matteoni said McKeever’s presence in the paint stands apart from what he has seen in recent seasons.
“He controls the paint for sure and nothing like I’ve seen in practice the last couple of years. No offense to Cam (Manyawu), but I mean 7′3” is just different,” Matteoni said.
McKeever on why Iowa made sense
McKeever said the decision to transfer to Iowa was straightforward.
“It was a pretty obvious choice for me,” McKeever said. “Their team was so good last year, making an Elite 8 run. I was maybe a key piece that they needed with a little bit more size, even though their bigs were good, but they just didn’t have the height as some of the other teams did in the Big Ten. So I figured I could help in that way.”
From baseball to basketball
McKeever was not always a basketball player. He stood around 6 feet, 2 inches early in high school before a significant growth spurt changed his trajectory.
“I was like 6′2” during COVID and then I grew to 6′10″ when I was out of COVID. I was playing baseball at the time, and I was like, yeah, I got to go to basketball. I locked in during my sophomore season,” McKeever said.
His high school coach pushed him to make the switch permanent.
“My high school coach who I had been with growing up said, ‘You need to stop playing baseball and just focus on basketball.’ That’s kind of when it flipped the switch for me,” McKeever said.
Adjusting to his own size
Even after committing to basketball, McKeever said adapting to his own frame took time.
“Maybe a little uncoordinated and slow for my size. But I kind of worked on it a lot when I was at St. Mary’s and I got better at it,” McKeever said.
McKeever now joins Iowa’s program under head coach Ben McCollum.
Copyright 2026 KCRG. All rights reserved.
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