1 Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components.  A chemical substance is composed of one type of atom or molecule.
Tuesday:The Lynnwood forecast for Apr 18 is 50 degrees and Sunny. There is 77 percentage chance of rain and 11 mph winds from the South. Wednesday:The Lynnwood forecast for Apr 19 is 53 degrees and Light rain shower. There is 60 percentage chance of rain and 12 mph winds from the South.
1 There is 76 percentage chance of rain and 10 mph winds from the West-Southwest. 2  Thursday:The Kirkwood forecast for Aug 18 is 77 degrees and Patchy rain nearby. There is 60 percentage chance of rain and 7 mph winds from the West.  Friday:The Kirkwood forecast for Aug 19 is 79 degrees and Patchy rain nearby.