Many countries are preparing for sub-zero temperatures and cold waves caused by the Arctic blast approaching from the north, and as of Sunday afternoon, about 110 million people were under cold weather advisories and warnings.
The National Weather Service (NWS) warned of “dangerously cold wind chills” and temperatures of about 10%. 25 to 40 degrees below average From the northern Rocky Mountains to the Plains, mid-Mississippi Valley, and Ohio Valley.
The NWS forecast predicted the explosion would bring snow downwind from the lower Great Lakes, parts of the lower Mississippi River into the Northeast, and freezing rain from parts of the Southern Plains to the southern Appalachians. It warns that there is a possibility of rain. .
As of Sunday afternoon, 109.13 million people were under wind chill advisories or warnings, according to the NWS.
The NWS warns people under wind chill warnings that being outside for just 10 minutes can cause frostbite to exposed skin. A Wind Chill Advisory means frostbite may occur after 20 minutes.
In its wind chill warning, the NWS urges people to “avoid outdoor activities if possible”; ” is instructed. Wear appropriate clothing, hats, and gloves. Limit your pet's time outdoors and provide your livestock with a warm place to stay. ”
Wind chills will drop to 30 degrees below zero from the northern Rockies to northern Kansas and northern Iowa. From Montana over the western Dakotas, wind chills will drop to 50 degrees below zero.
“Dangerously near-record low temperatures and wind chills” are expected to continue in parts of the Midwest later this week, with subfreezing temperatures possible in the Deep South later this week.
“Subfreezing temperatures will affect much of the United States, including parts of the South,” the NWS said. “These wind chills pose a risk of frostbite on exposed skin and hypothermia. If you must travel, pack a cold weather survival kit.”
Snow, sleet and cold rain could continue east “from the Southern Plains through the Ark. Latex and into the Tennessee Valley” through Monday. The NWS also said several inches of snow could fall from Arkansas through Tennessee to the southern Appalachians. Ice is expected to fall in parts of Texas, through the Lower Mississippi River, into the Tennessee Valley and parts of the southern Appalachians, the NWS said.
The cold air associated with the high pressure system could produce heavy snow in the lee of the Great Lakes, especially parts of northern Michigan and western and northern New York.
A combination of conditions can have a dangerous effect on road and driving conditions.
“Due to the presence of arctic air, winter weather effects may persist for several days, resulting in long periods of hazardous travel in some areas,” the NWS warned.
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