Weather Underground: Bar Harbor - Local radar, satellite, present, extended, and marine forecasts, historical conditions, and current temperature. - http://www.wunderground.com/US/ME/Bar_Harbor.html
The Weather Channel - Bar Harbor - Features local weather forecasts and conditions. - http://www.weather.com/weather/local/USME0018
Downtown Bar Harbor Weather Conditions - This site has the current conditions and graphs of data for the past week, from a weather station at the RainWise factory. Data updated every 15 minutes. - http://www.rainwise.com/liveweather/