![58 degrees Fahrenheit or -50 Celsius number lettering on icy glass covered with ice and frost. The concept of extreme cold weather Stock Photo - Alamy 58 degrees Fahrenheit or -50 Celsius number lettering on icy glass covered with ice and frost. The concept of extreme cold weather Stock Photo - Alamy](https://c8.alamy.com/comp/2GM3EJJ/58-degrees-fahrenheit-or-50-celsius-number-lettering-on-icy-glass-covered-with-ice-and-frost-the-concept-of-extreme-cold-weather-2GM3EJJ.jpg)
58 degrees Fahrenheit or -50 Celsius number lettering on icy glass covered with ice and frost. The concept of extreme cold weather Stock Photo - Alamy
![Ice covers a warehouse that caught fire Tuesday night, in Chicago January 23, 2013. Fire department officials said it is the biggest fire the department has had to battle in years and Ice covers a warehouse that caught fire Tuesday night, in Chicago January 23, 2013. Fire department officials said it is the biggest fire the department has had to battle in years and](https://c8.alamy.com/compfr/2cy5nwe/ice-covers-a-warehouse-that-caught-fire-tuesday-night-in-chicago-january-23-2013-fire-department-officials-said-it-is-the-biggest-fire-the-department-has-had-to-battle-in-years-and-one-third-of-all-chicago-firefighters-were-on-the-scene-at-one-point-or-another-trying-to-put-out-the-flames-an-arctic-blast-continues-to-grip-the-u-s-midwest-and-northeast-wednesday-with-at-least-three-deaths-linked-to-the-frigid-weather-and-fierce-winds-made-some-locations-feel-as-cold-as-50-degrees-below-zero-fahrenheit-minus-46-degrees-celsius-reuters-john-gress-united-states-tags-disaster-envir-2cy5nwe.jpg)
Ice covers a warehouse that caught fire Tuesday night, in Chicago January 23, 2013. Fire department officials said it is the biggest fire the department has had to battle in years and
![Two men walk along an embankment in an air temperature of about minus 30 degrees Celsius (minus 22 degrees Fahrenheit) in Russia's Siberian city of Krasnoyarsk December 18, 2012. A severe cold Two men walk along an embankment in an air temperature of about minus 30 degrees Celsius (minus 22 degrees Fahrenheit) in Russia's Siberian city of Krasnoyarsk December 18, 2012. A severe cold](https://c8.alamy.com/comp/2CWJG08/two-men-walk-along-an-embankment-in-an-air-temperature-of-about-minus-30-degrees-celsius-minus-22-degrees-fahrenheit-in-russias-siberian-city-of-krasnoyarsk-december-18-2012-a-severe-cold-spell-has-brought-temperatures-around-10-20-degrees-celsius-50-68-degrees-fahrenheit-lower-than-average-across-siberia-according-to-media-reports-reutersilya-naymushin-russia-tags-environment-2CWJG08.jpg)
Two men walk along an embankment in an air temperature of about minus 30 degrees Celsius (minus 22 degrees Fahrenheit) in Russia's Siberian city of Krasnoyarsk December 18, 2012. A severe cold
![Celsius and fahrenheit scales thermometer for measuring weather temperature. Thermometer isolated on white background. Ambient temperature minus 40 degrees celsius Stock Photo | Adobe Stock Celsius and fahrenheit scales thermometer for measuring weather temperature. Thermometer isolated on white background. Ambient temperature minus 40 degrees celsius Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/03/55/78/93/1000_F_355789305_MFwiQxqeCENImMc8cd53df771Hj2MLhY.jpg)
Celsius and fahrenheit scales thermometer for measuring weather temperature. Thermometer isolated on white background. Ambient temperature minus 40 degrees celsius Stock Photo | Adobe Stock
![Ice-covered trucks are blanketed in smoke after a warehouse fire in Chicago January 23, 2013. Fire department officials said it is the biggest fire the department has had to battle in years Ice-covered trucks are blanketed in smoke after a warehouse fire in Chicago January 23, 2013. Fire department officials said it is the biggest fire the department has had to battle in years](https://c8.alamy.com/compfr/2e6e8mw/ice-covered-trucks-are-blanketed-in-smoke-after-a-warehouse-fire-in-chicago-january-23-2013-fire-department-officials-said-it-is-the-biggest-fire-the-department-has-had-to-battle-in-years-and-one-third-of-all-chicago-firefighters-were-on-the-scene-at-one-point-or-another-trying-to-put-out-the-flames-an-arctic-blast-continues-to-grip-the-u-s-midwest-and-northeast-wednesday-with-at-least-three-deaths-linked-to-the-frigid-weather-and-fierce-winds-made-some-locations-feel-as-cold-as-50-degrees-below-zero-fahrenheit-minus-46-degrees-celsius-reuters-john-gress-united-states-tags-disa-2e6e8mw.jpg)