Mac 版 Clear Day™ (原名为 Weather HD )是iPhone与iPad上最畅销的天气预报软件，现已发布Mac版，将Clear Day 中美观并且设计优雅的界面进行了调整，并专门针对Mac OS X优化。
在评测用于iPad的Clear Day 时，The New York Times说： “Clear Day极大地提升了用户体验，将安静的实时气象信息用更高明的方式提供给用户，同时让网上其他传统的阳光-雨水-云朵图标黯然失色。”
Languages: English, Chinese, Dutch, French, German, Italian, Japanese, Korean, Russian, Spanish
Clear Day™ (formerly Weather HD) is an elegant weather app that made its debut on iPhone and iPad with its unqiue way of presenting weather through stunning videos. Clear Day for Mac is tailored and specifically designed for Mac OS X. And with weather maps (including animated NOAA radar), real-time severe alerts and quick access to weather through menu bar, Clear Day makes a perfect balance of features you would need for knowing the weather on your Mac.
"Clear Day elevates the user, placing her at cloud level for a hushed real-time weather tableau that puts the web's goofy sunshine-rain-cloud icons to shame." - The New York Times in reviewing Clear Day for the iPad !!
Clear Day name was chosen to indicate that even if weather is gloomy and stormy, a vivid soothing presentation of the weather forecast would provide the user with a sensational and clear-day-like experience full of hope.
• Accurate weather forecast all-around the world supporting more than 2.5 million locations
• Severe weather warnings right from National Weather Service and MeteoAlarm (USA & Europe)
• Get warned of severe conditions even if the app is closed
• Stunning high-definition animations that depict the weather conditions
• Animated NOAA Radar map in the U.S., Canada and Australia
• Quick menu in the toolbar for quick access to the current weather conditions and alerts
• Even more weather maps including Satellite, Temperature, Humidity and much more
• Detailed moon phases information including sunrise and sunset
• Customizable temperature notifications per city
• On-screen world clock showing every city's local time
• Weather data provided by world-class weather provider The Weather Underground
• 7-day and 3-hourly forecasts
• Humidity, precipitation, visibility and pressure details
• Wind Chill and Heat Index
• Sunrise and Sunset
• Fahrenheit/Celsius and Miles/Kilometers
Requirements: OS X 10.6.8 or later