Plan the day with confidence with your own weather and weather prediction information - pinpoint accuracy right from your own backyard. The AcuRite Digital Weather Station uses patented Self-Calibrating Technology to provide your personal forecast of 12 to 24 hour weather conditions. Self-Calibrating Forecasting is generated from weather data measured by a sensor in your yard - giving you the most accurate forecast available for your exact location.The bold, easy to read LCD screen includes indoor/outdoor temperature and humidity with daily high / low information, heat index, wind speed/chill, multi-variable history chart, moon phase, self-setting clock, and calendar. Atomic clock and calendar are radio-controlled to maintain the correct time and date with split-second precision and automatically adjust for daylight saving time (DST). Display stands upright for tabletop use or is wall-mountable. The wireless outdoor sensor features 3 different technologies in one easy-to-mount unit: thermometer, hygrometer, wind speed anemometer.