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 atomic 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. One-year limited warranty. It s more than accurate it s AcuRite. Wind speed: current peak and average (MPH or KPH) 12-hour weather history chart: Toggle between temperature barometric pressure and wind speed data Barometric pressure with trend arrow Daily high / low records for temperature and humidity Indoor and outdoor temperature (degrees Fahrenheit and Celsius) with trend arrow 12 to 24 hour weather forecast Patented Self-Calibrating Forecasting pulls data from a sensor in your backyard to give you the most accurate forecast for your exact location Heat index wind chill and dew point Indoor and outdoor humidity (%RH) with trend arrow Moon phase