Millions of Americans under dangerous freeze warning TODAY as temperatures plunge to 22°F

Millions of Americans are facing a dangerous freeze warning on Tuesday as temperatures plummet across multiple states.^[1]

Sub-freezing temperatures as low as 22 to 30°F are expected in parts of Wisconsin^[2], Minnesota^[3], North Dakota^[4], South Dakota^[5], Michigan^[6], Colorado^[7], Wyoming^[8] and Idaho^[9].  

The National Weather Service (NWS) issued the warning for tonight into Wednesday morning, ending between 8 and 10am local time, depending on the state and county^[10]. 

North-central and northeast Wisconsin are expected to see temperatures in the mid-20s, while inland Upper Michigan is forecast to reach as low as 28°F.  

The Central Yampa River Basin in Colorado may experience temperatures as low as 27°F, and portions of Wyoming are facing readings as low as 22°F in some valleys. 

North Dakota farmers are advised that frost and freeze conditions could kill sensitive vegetation, and similar risks exist for gardens and crops in Minnesota and Wisconsin. 

Residents are being urged to protect tender plants, wrap outdoor pipes and take precautions against frost damage. 

Authorities warned that sensitive outdoor vegetation may be killed if left uncovered and unprotected. 

Millions of Americans are facing a dangerous freeze warning on Tuesday as temperatures drop below freezing across multiple states (stock image) 

The National Weather Service issued the warning for parts of Wisconsin, Minnesota, North Dakota, South Dakota, Michigan, Colorado, Wyoming and Idaho

This early October cold snap is part of a larger pattern of record-low temperatures sweeping across the northern US, with forecasters warning that conditions may remain chilly throughout the week. 

In Wisconsin, north-central and northeast counties, including Vilas, Oneida, Forest, Florence, Marinette, Lincoln, Langlade, Menominee and Oconto, are under a freeze warning from 10pm Tuesday through 9am Wednesday. 

Central counties, including Marathon, Shawano, Wood, Portage, Clark, Taylor and Jackson, are expected to see temperatures drop below freezing between 3am and 9am Wednesday.

Minnesota is also bracing for frigid conditions, especially in northern counties such as Crow Wing, Aitkin, Pine, Cass, South Itasca, Carlton and St Louis, which will see temperatures fall below freezing from 10pm Tuesday until 10am Wednesday. 

Central counties, including Benton, Morrison, Todd, Chisago, Isanti, Kanabec and Mille Lacs, face a freeze warning from midnight tonight until 8am Wednesday.

Parts of North Dakota will experience sub-freezing temperatures from midnight tonight until 9am Wednesday. 

The Upper Peninsula of Michigan, including Baraga, Delta, Dickinson, Iron, Marquette, Menominee, Gogebic, Ontonagon and southern Houghton counties, will face freezing conditions from 11pm tonight until 9am Wednesday.

Residents in Wyoming, Colorado and Idaho are also under alerts. Central and northern Wyoming will experience freezing temperatures from 1am to 9am Tuesday. 

Locals can expect the warning to last until Wednesday for most regions

The Central Yampa River Basin in Colorado remains below freezing until 10am Tuesday, and eastern Idaho, including the Magic Valley and Snake River Plains, is expected to experience sub-freezing temperatures until 10am Tuesday.

By Friday, the weather is set to change as a low-pressure system moving in from the northwest meets the remnants of Hurricane Priscilla. 

This combination will bring more clouds and a chance of rainfall, with daytime temperatures reaching the low 70s.

Residents should be ready for stormy conditions returning over the weekend, which could disrupt outdoor activities and travel plans.