Citations

https://eo.ucar.edu/kids/dangerwx/blizzard3.htm

https://www.aer.com/science-research/climate-weather/climate-dynamics/blizzard-2013

http://www.erh.noaa.gov/lwx/winter/DC-Winters.htm

http://www.accuweather.com/en/weather-news/cold-snow-after-blizzard-of-2015/41243957

http://www.everydayhealth.com/healthy-living/ways-to-stay-safe-in-a-blizzard-4437.aspx