GXM 54 Satellite WeatherRadio Antenna - BlackThe GXM 54 satellite weatherradio antenna with SiriusXM coverage lets users head out with detailed weather information¹ thats delivered straight to a Garmin chartplotter. Users gain added awareness and confidence on the water with the most current weather conditions and forecasts, including NEXRAD, lightning, wind, and wave information. And users enjoy high-quality entertainment with more than 150 channels of SiriusXM satellite radio.Plus, add Fish Ma