Polar Vortex watch: Winter's coldest air mass is likely to arrive this weekend. -20 in the Twin Cities? -30s to -40 up north?https://t.co/pXjikSvj3E#mnwx pic.twitter.com/xQy65iezB8— MPR Weather (@MPRweather) February 1, 2021
Polar Vortex watch: Winter's coldest air mass is likely to arrive this weekend. -20 in the Twin Cities? -30s to -40 up north?https://t.co/pXjikSvj3E#mnwx pic.twitter.com/xQy65iezB8