January–February 2019 North American cold wave
In late January, 2019, a severe cold wave caused by a polar vortex hit the midwestern United States and eastern Canada and lasted into February. It killed between 8 and 21 people. It came after a winter storm that brought nearly 12 inches (30 cm) of snow in some parts of the region.
In the Chicago area, temperatures went as low as −23 °F (−31 °C) at O'Hare International Airport on January 30. Chicago's Northerly Island recorded temperatures as low as −21 °F (−29 °C) and Chicago's Midway International Airport recorded a temperature of −22 °F (−30 °C). Chicago also reached record lows on January 31, with a temperature of −21 °F (−29 °C) and a windchill of −41 °F (−41 °C).
- Relief coming for blast-chilled Midwest, but not until after another record-low day NBC News, January 30, 2019
- Winter Storm Jayden Spread Snow From Northern Plains to Great Lakes and Northeast (RECAP) The Weather Channel, January 29, 2019
- "NOWDATA - NOAA Online Weather Data". 2019-01-30. Retrieved 2019-01-31.