Cold air at upper end of Wenrich Slough No flash player has been set up. Please select a player to play Flash videos. Video not playing? Update your browser or download the video clip At upper end of Wenrich Slough below Wenrich Island, Neil Scannell talks about there being a river of cold air that settles into lower parts of the river. Process Observed: Open Water Date Process Observed: Friday, March 30, 2007 Galleries: Upper end of Wenrich Slough below Wenrich Island Gallery