: It tracks Bortle Scale (light pollution), Moon phase/rise/set , and Civil, Nautical, and Astronomical darkness periods.
If the temperature drops to the dew point, your telescope lenses will fog up. Clear Outside warns you of this, so you know when to turn on your dew heaters. Final Thoughts clear outside
: The app provides professional-tier astronomical data for free, making it a staple in the hobbyist community. : It tracks Bortle Scale (light pollution), Moon
: Users appreciate the lack of "cutesy graphics" or "cartoony pictures," opting instead for a clean, color-coded grid that shows a 7-day hourly forecast at a glance. Clear Outside is a weather forecasting service specifically
are the thick, opaque blankets that end a session.
Clear Outside is a weather forecasting service specifically designed for astronomers. Unlike general-purpose weather apps that focus on whether you need an umbrella, Clear Outside focuses on . It provides a granular, hour-by-hour breakdown of cloud cover, seeing conditions, and transparency. Key Features for Stargazers 1. The Traffic Light System