Areas expected to experience light turbulence are green, areas expected to experience light to moderate turbulence are yellow, areas expected to experience moderate to severe turbulence are red, and areas expected to experience severe turbulence are purple.
Maps are updated every hour and are available between 30 and 45 minutes past each hour.
Areas expected to experience light turbulence are green, areas expected to experience light to moderate turbulence are yellow, areas expected to experience moderate to severe turbulence are red, and areas expected to experience severe turbulence are purple.
Maps are updated four times per day and are valid at 0400, 1000, 1600 and 2200 UTC. Maps are available approximately 4 to 6 hours prior to the valid time of the map.