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  2. Wind chills 55 below; snow and ice in Florida: Extreme cold ...

    www.aol.com/bitter-cold-grips-much-us-133122205.html

    An arctic air mass will channel temperatures 20-30 degrees below already historically cold January averages. The South braced for a rare winter storm. Wind chills 55 below; snow and ice in Florida ...

  3. What Is Wind Chill And What Makes It So Dangerous? - AOL

    www.aol.com/news/wind-chill-makes-dangerous...

    Fourth degree: Pain lasts for more than a few hours and skin may turn dark blue or black; gangrene is a real threat and will require amputation of extremities if it occurs. Show comments Advertisement

  4. Extreme cold warning - Wikipedia

    en.wikipedia.org/wiki/Extreme_cold_warning

    The Extreme Cold Warning was used from January 10, 2011 to April 15, 2011. [8] It was discontinued beginning with the 2011-12 winter storm season. Only five Extreme Cold Warnings were issued in that period: one for Burleigh County, three for areas outside of the Bismarck–Mandan metropolitan area, and one for West Glacier, Montana [9]

  5. Freezing air temperature - Wikipedia

    en.wikipedia.org/wiki/Freezing_air_temperature

    deposit of ice on cold surfaces; The WMO avoids the word "frost" alone [1] and uses "freezing" for temperature of air below the freezing point of water "hoar frost" and "ground frost" for deposit of ice on cold surfaces (see Hoar frost)

  6. Arctic blast brings snow, frigid temperatures across U.S ...

    www.aol.com/135-million-under-cold-weather...

    The most extreme cold will grip the northern Plains and the Rocky Mountains, where wind chill values will dip as low as minus 30 to minus 55 degrees. 'Substantial snowfall' forecast in Houston

  7. Cold - Wikipedia

    en.wikipedia.org/wiki/Cold

    An iceberg, which is commonly associated with cold Signal "cold" – unofficial (except recommended by CMAS), it is nonetheless used by many schools of diving and propagated through diving websites as one of the more useful additional signals [1] Goose bumps, a common physiological response to cold, aiming to reduce the loss of body heat in a cold environment A photograph of the snow surface ...

  8. Over 95 million Americans on alert for brutal cold ...

    www.aol.com/over-85-million-americans-under...

    Over 95 million Americans are on alert for brutal cold temperatures in the coming days as arctic air plunges south across the country -- and a storm this weekend is expected to dump snow on ...

  9. Atmospheric icing - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_icing

    In cold climates, particularly those at higher elevations, atmospheric icing is common in winter as elevated terrain interacts with supercooled clouds that can cause icing on contact. [2] Ice loads are a major cause of catastrophic failures of overhead electrical power lines, as power lines can break under the weight of accumulated ice.