<ul><li>Extreme cold has gripped various parts of the U.S., with over 1,300 miles affected by Extreme Cold Warnings.</li><li>Warnings include record low temperatures and dangerous wind chills in regions from North Dakota to South Central Texas.</li><li>Parts of North Dakota are facing temperatures as low as 30 to 40 degrees below 0 degrees Fahrenheit.</li><li>The Extreme Cold Warning is expected to be short-lived, with temperatures forecasted to warm above average by the week's end.</li><li>San Antonio, Texas, is also experiencing unusually cold temperatures, with single-digit wind chills.</li><li>An Arctic high pressure system from Canada is bringing the cold air southwards, affecting multiple states.</li><li>Certain vulnerable groups, like the elderly and homeless, are at increased risk during extreme cold and should take precautions.</li><li>Warning signs of frostbite and hypothermia should be closely monitored, and medical attention sought if symptoms are present.</li><li>It is crucial to stay safe and take necessary measures to avoid cold-related illnesses during this extreme weather.</li></ul>

Extreme cold is impacting more than 1,000 miles of US

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