You may be wondering why it appears so hazy in the Northeast this morning. It’s actually smoke from Canadian wildfires that is now “trapped” near a building high pressure system. Watch it shift around over the next 18 hours in this HRRR simulation. #njwx #pawx #nywx pic.twitter.com/fxvKcnpldZ

— John Homenuk (@jhomenuk) July 9, 2019