And yesterday Alert (82.5°N) measured -54°C at 500mb, the coldest for the site since 1966. Nearby Eureka reached -53°C at 500mb today. The @CopernicusECMWF ERA5 (1979-present) Arctic-wide record is -58.3°C (March 22, 1996). pic.twitter.com/iDuwzCkZAD

— World Climate Service (@WorldClimateSvc) January 2, 2020