wearablesNightwatch – a Mac menu-bar app that tells you when tonight is clear2 sources11 daysIn this storyNightwatch – a Mac menu-bar app that tells you when tonight is clearHacker News (front page) · 11 daysShow HN: Nightwatch – a Mac menu-bar app that tells you when tonight is clearHacker News (Show HN) · 11 days← Running stories