No specific info about version 2.8. Please visit the main page of Forecast Bar on Mac Informer.
Check weather forecasts directly from your Menu Bar.
SocialWeather will allow you to know the weather conditions.
Check weather details in various places from all over the world.
View weather patterns all over the world, with real-time cloud cover and a 7-day forecast.
AccuWeather.com is a weather dashboard widget for your Mac.