Summary
Chicago could face its coldest start to winter in nearly 150 years, with temperatures possibly dropping to -14 degrees Fahrenheit. Meteorologists are tracking changes in the polar vortex, a weather pattern that can cause extreme cold. This winter's weather could break records due to these conditions and other factors like La Niña.
Key Facts
- Chicago's temperatures might drop as low as -14 degrees Fahrenheit by December 8.
- The coldest early December day in Chicago was recorded in 1876 with a similar temperature.
- The polar vortex, a weather system that impacts cold air distribution, is showing signs of unusual activity.
- Meteorologists report potential for temperature drops 15-30 degrees below average in the Midwest.
- The disruptions in the polar vortex can lead to more frequent cold surges.
- La Niña, a climate pattern, may also affect weather conditions and contribute to record low temperatures.
