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What is a polar vortex?

Mike Augustyniak explains how the polar vortex is creating the frigid air across the U.S.

Dec 23, 2022 (02:56)

High School Sports Rally: Why a lifelong Tartan fan is now in the school's hall of fame

High School Sports Rally: Why a lifelong Tartan fan is now in the school's hall of fame

Minnesota weather to feature warm temps Saturday before cooldown | Oct. 23, 2026

Minnesota weather to feature warm temps Saturday before cooldown | Oct. 23, 2026

Minnesota Woman speaks out after husband detained by ICE at immigration interview

Minnesota Woman speaks out after husband detained by ICE at immigration interview

Anoka pumpkin grower reflects on winning competition 5 times in 7 years

Anoka pumpkin grower reflects on winning competition 5 times in 7 years

Drone spots alleged copper thieves in St. Paul

Drone spots alleged copper thieves in St. Paul

Rep. Omar says she hasn’t talked to federal agents since raid at her home

Rep. Omar says she hasn’t talked to federal agents since raid at her home

Why hundreds of St. Paul students received free winter coats

Why hundreds of St. Paul students received free winter coats

Convicted sex offender accused of trying to enroll at Maple Grove school

Convicted sex offender accused of trying to enroll at Maple Grove school

$Meet Diamond, a German shepherd mix rescued with two leg fractures and now ready for a home$

Meet Diamond, a German shepherd mix rescued with two leg fractures and now ready for a home

WCCO digital headlines: Afternoon of Oct. 23, 2026

WCCO digital headlines: Afternoon of Oct. 23, 2026

Minnesota weather: one last warm day, then a damp, cool change | Oct. 23, 2026

Minnesota weather: one last warm day, then a damp, cool change | Oct. 23, 2026

Hundreds of St. Paul students gifted free winter coats

Hundreds of St. Paul students gifted free winter coats

4 arrested in south Minneapolis after car stolen

4 arrested in south Minneapolis after car stolen

Minnesota's weather is about to pivot back to fall | Oct. 23, 2026

Minnesota's weather is about to pivot back to fall | Oct. 23, 2026

How to build a warm shelter for stray and feral cats for under $20

How to build a warm shelter for stray and feral cats for under $20

Chronic pain often has more than one cause, and a pain specialist says treatment should be layered

Chronic pain often has more than one cause, and a pain specialist says treatment should be layered

No more wrestling with a duvet: How a zipper system keeps the insert in place

No more wrestling with a duvet: How a zipper system keeps the insert in place

Minnesota weather turns cooler after a Saturday cold front brings light showers | Oct. 23, 2026

Minnesota weather turns cooler after a Saturday cold front brings light showers | Oct. 23, 2026

Rep. Ilhan Omar set to appear at Hasan Piker event, and more headlines

Rep. Ilhan Omar set to appear at Hasan Piker event, and more headlines

4 Things To Know: Oct. 23, 2026

4 Things To Know: Oct. 23, 2026

Minnesota Forge volleyball teams partners with SeatGeek

Minnesota Forge volleyball teams partners with SeatGeek

Minnesota counties deny request for DOJ election monitors inside polling locations

Minnesota counties deny request for DOJ election monitors inside polling locations

4 Your Weekend: Oct. 23-25, 2026

4 Your Weekend: Oct. 23-25, 2026

Last taste of mild fall weather in Minnesota | Oct. 23, 2026

Last taste of mild fall weather in Minnesota | Oct. 23, 2026

Gopher football running back is putting up big numbers for the team

Gopher football running back is putting up big numbers for the team

One Mr. Football, Peter Westerhaus' path changed after a healthscare

One Mr. Football, Peter Westerhaus' path changed after a healthscare

Once Mr. Football, Peter Westerhaus' path changed after a healthscare

Once Mr. Football, Peter Westerhaus' path changed after a healthscare

Minnesota sees chances for rain and more seasonable temps soon | Next Weather 10 p.m. Oct. 22, 2026

Minnesota sees chances for rain and more seasonable temps soon | Next Weather 10 p.m. Oct. 22, 2026

Parent's of Annunciation shooting victim say GOP gubernatorial candidate lied to them

Parent's of Annunciation shooting victim say GOP gubernatorial candidate lied to them

New Airbnb rules limit "checkout chores"

New Airbnb rules limit "checkout chores"

St. Paul city leaders are looking for a way to help those in homeless encampments

St. Paul city leaders are looking for a way to help those in homeless encampments

Man charged with murder 2 years after Allison Lussier found dead in Minneapolis

Man charged with murder 2 years after Allison Lussier found dead in Minneapolis

Strangers meet online and take “leaf of faith” to make friends

Strangers meet online and take “leaf of faith” to make friends

Grant program provides solar power for Minnesota schools

Grant program provides solar power for Minnesota schools

Feds stopped sharing information in Alex Pretti, Renee Good shootings with Minnesota, lawsuit says

Feds stopped sharing information in Alex Pretti, Renee Good shootings with Minnesota, lawsuit says

Hasan Piker to come to Minnesota next week

Hasan Piker to come to Minnesota next week

Free Minnesota music pop-up at Galleria Edina features Prince, Hüsker Dü and First Avenue

Free Minnesota music pop-up at Galleria Edina features Prince, Hüsker Dü and First Avenue

“Our intention is just good”: Ross Mathews on what makes “The Drew Barrymore Show” tick

“Our intention is just good”: Ross Mathews on what makes “The Drew Barrymore Show” tick

Hennepin County sheriff says she’s been served 18 subpoenas threatening her arrest

Hennepin County sheriff says she’s been served 18 subpoenas threatening her arrest

“Twelve Kinds of Ice” makes its world premiere as a musical at Children’s Theatre Company

“Twelve Kinds of Ice” makes its world premiere as a musical at Children’s Theatre Company

WCCO digital headlines: Afternoon of Oct. 22, 2026

WCCO digital headlines: Afternoon of Oct. 22, 2026

Minnesota's Halloween forecast calls for a “breath of fresh scare” afternoon | Oct. 22, 2026

Minnesota's Halloween forecast calls for a “breath of fresh scare” afternoon | Oct. 22, 2026

Minnesotans soaking up lovely October weather | Oct. 22, 2026

Minnesotans soaking up lovely October weather | Oct. 22, 2026

Minnesota on track to debut 400th solar-powered school this year

Minnesota on track to debut 400th solar-powered school this year

Cattle thief steals nearly a dozen cows from Minnesota farm

Cattle thief steals nearly a dozen cows from Minnesota farm

Thief steals Vikings statue from Minnesota couple's tombstone

Thief steals Vikings statue from Minnesota couple's tombstone

328 Grill’s Halloween burger of the week is “Buffy the Vampire Slayer,” with garlic and purple

328 Grill’s Halloween burger of the week is “Buffy the Vampire Slayer,” with garlic and purple

Face painting, caricatures and mini golf: What’s happening at the ArtAbility show Friday

Face painting, caricatures and mini golf: What’s happening at the ArtAbility show Friday

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