Venkatesh Rao@vgrStrong contender for runner up #IBTMSIINLTKQuote Tweetvladimir@vladw0rld·Jan 21, 2016Replying to @vgr@vgr Chinook winds in the Great Plains can cause temperature swings of as much as 49°F in 2 minutes. http://blackhillsweather.com/chinook.html5:47 AM · Jan 21, 20162 Likes