About This Featured in Better Homes & Gardens, Popular Mechanics, The Spruce and Wired, the Tempest Weather Station is trusted by leading experts and loved by more than 85,000 users who rely on it for accurate, hyper-local weather every day. Monitors temperature, humidity, barometric pressure, wind speed and direction, dew point, solar radiation, UV index, lightning strikes, rainfall, and more - all from a single device. The solar-powered outdoor sensor transmits wirelessly up to 1,000+ feet and delivers real-time updates every 3 seconds. Built with no moving parts, Tempest is engineered for years of near-zero maintenance and reliable performance in any environment. Seamlessly integrates with Amazon Alexa, Rachio, IFTTT, and popular smart home platforms - automate lights, thermostats, irrigation, and more using real-time weather from your backyard Tempest. Our proprietary machine learning technology gives you the most accurate local forecast, real-time alerts, and historical data available, all seamlessly displayed in the powerful and easy-to-use Tempest mobile app or web page. Installs in minutes. Just connect to WiFi and follow a few simple steps in the Tempest app. Need help? A detailed User Guide and Install Manual are included under Product Information. Overview Brand : WeatherFlow Recommended Uses For Product : Garden, Home Specific Uses For Product : Lightning Detection, Precipitation, Temperature, UV Index, Wind Speed Power Source : Solar Powered Special Feature : Advanced Weather Forecasting using Machine Learning Material : Plastic Connectivity Technology : 433 MHz or 868 MHz Number of Batteries : 1 Lithium Ion batteries required. Style : Modern Color : White