And still the amazing #TPV soundings keep on coming... Green Bay, WI 12Z with a 700 hPa tropopause. -20.5°C surface temp. 😮 pic.twitter.com/x3NCCs0cBQ— Dr Simon Lee (@SimonLeeWx) December 30, 2017
And still the amazing #TPV soundings keep on coming... Green Bay, WI 12Z with a 700 hPa tropopause. -20.5°C surface temp. 😮 pic.twitter.com/x3NCCs0cBQ