XM NavWeather™
Available on select vehicles, XM NavWeather delivers detailed graphical weather overlays on your compatible automotive GPS device using Threat Matrix™ technology. You get current and future road conditions (slippery, wet, icy) and atmospheric conditions (rain, sleet, snow) using the same real-time data delivery as the XM WX® service. Combine those services with National Weather Service warnings and 3-day forecasts for over 100 cities and you get the ultimate in driver protection and awareness.