XM WX Satellite Weather and Cellular WeatherGPSMAP 400/500 Series Weather Supplement 3Showing an Animated Radar LoopYou can view precipitation information as an image of the latest update or asan animated loop of the latest updates.From the Home screen, select Information > Weather > Precipitation >MeNU > NeXRAD Loop > on.The time stamp in the upper-left corner of the screen indicates theelapsed time since the service provider generated the weather radar framecurrently displayed on the screen.Showing Cloud CoverCloud cover can be shown or hidden. XM weather data provides the heightof the cloud tops.Cellular weather displays clouds based on cloud-top temperatures as detectedby infrared satellites. Deeper shades of gray represent colder clouds oftenfound with cirrus or thunderstorm clouds. Lighter shades or lack of shadingindicate warmer clouds usually associated with stratus or fog.From the Home screen, select Information > Weather > Precipitation >MeNU > Cloud Cover > Show.Switching Weather ChartsYou can change from one type of weather chart to a different chart.1. From the Home screen, select Information > Weather.2. Select a weather chart.3. Select MeNU > Change Weather.4. Select a different weather chart.Storm Cell and Lightning InformationNote: Storm cell information is available only if you are receiving XMWX Satellite Weather data. It is not available if you are receiving onlycellular weather data.Storm cell icons ➊ on the weather Precipitation chart indicate both thepresent position of a storm and the projected path of that storm in theimmediate future.➊➌➋Red cones ➋ appear with a storm cell icon, and the widest part of each conepoints in the direction of the projected path of the storm cell. The red linesin each cone indicate where the storm will most likely be in the near future.Each line represents 15 minutes.